<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:88d81f2b-6144-4fb6-a668-2f7e3a607822,g:bf062281-5056-4f0b-8463-77aac418310d-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.sitime.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="sitm-20250331.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_626a71e5-4a6a-4076-af11-18043f0d135c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_e8f487c7-aca4-433c-bd49-0c369e5cc404" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_626a71e5-4a6a-4076-af11-18043f0d135c" xlink:to="loc_us-gaap_LiabilitiesCurrent_e8f487c7-aca4-433c-bd49-0c369e5cc404" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_31f7fecc-e255-4fba-8244-addbe46b24b5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_626a71e5-4a6a-4076-af11-18043f0d135c" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_31f7fecc-e255-4fba-8244-addbe46b24b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_59403b3b-ecea-45d1-a2e2-42b32b381c66" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValueOutstanding_f7cd9f9f-1cad-4c17-8f30-2c3ca1f29d74" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockValueOutstanding"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_59403b3b-ecea-45d1-a2e2-42b32b381c66" xlink:to="loc_us-gaap_CommonStockValueOutstanding_f7cd9f9f-1cad-4c17-8f30-2c3ca1f29d74" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_9fbc10c0-302a-4751-b32b-55a00ca09658" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_59403b3b-ecea-45d1-a2e2-42b32b381c66" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_9fbc10c0-302a-4751-b32b-55a00ca09658" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_c1546da4-c1a2-48fd-946b-8be9484f67db" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_59403b3b-ecea-45d1-a2e2-42b32b381c66" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_c1546da4-c1a2-48fd-946b-8be9484f67db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_4de96297-0bed-4c2c-8cae-b670f147c3bd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_c06016b0-d1a7-4f04-ad41-23f197cf2c7e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_4de96297-0bed-4c2c-8cae-b670f147c3bd" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_c06016b0-d1a7-4f04-ad41-23f197cf2c7e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLossCurrent_4b89936f-04bf-4093-a77f-6f7a5b8ff6be" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLossCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_4de96297-0bed-4c2c-8cae-b670f147c3bd" xlink:to="loc_us-gaap_DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLossCurrent_4b89936f-04bf-4093-a77f-6f7a5b8ff6be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_0734c51b-b524-474b-ab1b-123b9f8083b5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_4de96297-0bed-4c2c-8cae-b670f147c3bd" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_0734c51b-b524-474b-ab1b-123b9f8083b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_62320568-d765-40c6-8da5-58f141a4e49b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_4de96297-0bed-4c2c-8cae-b670f147c3bd" xlink:to="loc_us-gaap_InventoryNet_62320568-d765-40c6-8da5-58f141a4e49b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3b586158-c1b4-4cbc-9d0b-76a8bc41bc8e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_4de96297-0bed-4c2c-8cae-b670f147c3bd" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3b586158-c1b4-4cbc-9d0b-76a8bc41bc8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_987e2ebe-50e7-43a5-8248-d1532eb7cdca" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_987e2ebe-50e7-43a5-8248-d1532eb7cdca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_82135e31-f8c0-46ff-9a3b-fdfd5ecb0d97" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:to="loc_us-gaap_Goodwill_82135e31-f8c0-46ff-9a3b-fdfd5ecb0d97" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_25236b8f-3f37-451d-bfe9-7db68d05ffe7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_25236b8f-3f37-451d-bfe9-7db68d05ffe7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_01eebb0f-400a-4404-8246-3c92d98d7761" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_01eebb0f-400a-4404-8246-3c92d98d7761" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_75ad1746-c233-486d-a2ff-feb2be195d49" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_75ad1746-c233-486d-a2ff-feb2be195d49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_b43068e3-e566-473e-87b8-1269dc7bc46f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_ca194495-7502-43a3-9b55-79ff33d495aa" xlink:to="loc_us-gaap_AssetsCurrent_b43068e3-e566-473e-87b8-1269dc7bc46f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_39edae1c-7eb0-4889-8dca-379d24390e08" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_39a06ce8-f881-438e-80ca-9f450c18c21f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_39edae1c-7eb0-4889-8dca-379d24390e08" xlink:to="loc_us-gaap_Liabilities_39a06ce8-f881-438e-80ca-9f450c18c21f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_8e91f259-2364-4196-b330-4a8588fe5567" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_39edae1c-7eb0-4889-8dca-379d24390e08" xlink:to="loc_us-gaap_CommitmentsAndContingencies_8e91f259-2364-4196-b330-4a8588fe5567" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_1145b807-0362-4a8b-8b6e-0b34d7d4b8a4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_39edae1c-7eb0-4889-8dca-379d24390e08" xlink:to="loc_us-gaap_StockholdersEquity_1145b807-0362-4a8b-8b6e-0b34d7d4b8a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_77f0d9f4-5d77-4f37-a890-7a9e6d8861f7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_db741ab6-857a-423b-a83e-178a435c0c73" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_77f0d9f4-5d77-4f37-a890-7a9e6d8861f7" xlink:to="loc_us-gaap_AccountsPayableCurrent_db741ab6-857a-423b-a83e-178a435c0c73" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_28c604ea-4a20-4dc3-ad48-fe63faa871bc" xlink:href="sitm-20250331.xsd#sitm_AccruedExpensesAndOtherCurrentLiabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_77f0d9f4-5d77-4f37-a890-7a9e6d8861f7" xlink:to="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_28c604ea-4a20-4dc3-ad48-fe63faa871bc" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/CondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" xlink:type="simple" xlink:href="sitm-20250331.xsd#CondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/CondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_d2cc7a54-a592-4270-9e77-e8dcc9c5fea8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_7e623d0c-e2bc-4e73-a239-d926ee1473f1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_d2cc7a54-a592-4270-9e77-e8dcc9c5fea8" xlink:to="loc_us-gaap_OperatingIncomeLoss_7e623d0c-e2bc-4e73-a239-d926ee1473f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_26668492-38d5-4a90-8283-1bd89d44d1e9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_d2cc7a54-a592-4270-9e77-e8dcc9c5fea8" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_26668492-38d5-4a90-8283-1bd89d44d1e9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_6b59bc03-ae28-4c92-b811-4ce210e804ce" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_d2cc7a54-a592-4270-9e77-e8dcc9c5fea8" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_6b59bc03-ae28-4c92-b811-4ce210e804ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_9771812e-5b2b-48d8-a5b5-feb967ef28da" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1bc6a1f1-8ada-4955-b327-252262285f1b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_9771812e-5b2b-48d8-a5b5-feb967ef28da" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1bc6a1f1-8ada-4955-b327-252262285f1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_ac794858-9cc7-4851-b62a-34e4a86d5c8a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_9771812e-5b2b-48d8-a5b5-feb967ef28da" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_ac794858-9cc7-4851-b62a-34e4a86d5c8a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_NetIncomeLossAttributableToCommonStockholderAndComprehensiveIncomeLoss_3c460e98-436c-47b7-bf4e-aa3966cb7e70" xlink:href="sitm-20250331.xsd#sitm_NetIncomeLossAttributableToCommonStockholderAndComprehensiveIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_8684ac63-9e0a-4498-aff6-17c208fff6c4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_NetIncomeLossAttributableToCommonStockholderAndComprehensiveIncomeLoss_3c460e98-436c-47b7-bf4e-aa3966cb7e70" xlink:to="loc_us-gaap_NetIncomeLoss_8684ac63-9e0a-4498-aff6-17c208fff6c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_2374b566-bed0-4571-856a-3299b873aaf5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_b6ca7f07-d3fc-4622-aace-3ea73f89bc5d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_2374b566-bed0-4571-856a-3299b873aaf5" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_b6ca7f07-d3fc-4622-aace-3ea73f89bc5d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_8f806f88-655c-49e0-9678-e6d4ccae473a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_2374b566-bed0-4571-856a-3299b873aaf5" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_8f806f88-655c-49e0-9678-e6d4ccae473a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_fa484f4f-73ad-421b-ae1c-429dba180a48" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_2374b566-bed0-4571-856a-3299b873aaf5" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_fa484f4f-73ad-421b-ae1c-429dba180a48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_052c8250-4778-4739-9cbd-0fc3f612972a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_6d9fa5bb-0d3b-410a-8c2b-6d346f2a9257" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_052c8250-4778-4739-9cbd-0fc3f612972a" xlink:to="loc_us-gaap_GrossProfit_6d9fa5bb-0d3b-410a-8c2b-6d346f2a9257" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_51f11c8f-a4c9-44a9-928d-6d9d4912dc7f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_052c8250-4778-4739-9cbd-0fc3f612972a" xlink:to="loc_us-gaap_OperatingExpenses_51f11c8f-a4c9-44a9-928d-6d9d4912dc7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_fd06c716-1b4d-437e-b44c-d9581f8b017f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_d8c77ab0-2e2b-4530-ac6b-8c17cd780827" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_fd06c716-1b4d-437e-b44c-d9581f8b017f" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_d8c77ab0-2e2b-4530-ac6b-8c17cd780827" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_473fc3f3-b7a5-47fd-bef3-e6613e22fe9f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_fd06c716-1b4d-437e-b44c-d9581f8b017f" xlink:to="loc_us-gaap_CostOfRevenue_473fc3f3-b7a5-47fd-bef3-e6613e22fe9f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/CondensedConsolidatedStatementsOfCashFlows" xlink:type="simple" xlink:href="sitm-20250331.xsd#CondensedConsolidatedStatementsOfCashFlows"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/CondensedConsolidatedStatementsOfCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_538a11ec-7c13-4271-8d01-28eedc623c5a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_ProfitLoss_538a11ec-7c13-4271-8d01-28eedc623c5a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_1056bca8-7c64-4fb1-afe4-1d3043d8310a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_1056bca8-7c64-4fb1-afe4-1d3043d8310a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_fa76d14e-56bb-4672-82cd-4fa1b2ebc133" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_ShareBasedCompensation_fa76d14e-56bb-4672-82cd-4fa1b2ebc133" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_UnrealizedInterestOnHeldToMaturitySecurities_683f9076-8f07-480b-958a-9ecd6c26fb2a" xlink:href="sitm-20250331.xsd#sitm_UnrealizedInterestOnHeldToMaturitySecurities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_sitm_UnrealizedInterestOnHeldToMaturitySecurities_683f9076-8f07-480b-958a-9ecd6c26fb2a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_627973e1-b881-462b-a111-f6579cc91729" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_627973e1-b881-462b-a111-f6579cc91729" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_7e8bc056-bb62-40a2-8059-f87f2ab1c726" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_7e8bc056-bb62-40a2-8059-f87f2ab1c726" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_74107473-21fb-421f-a94f-dc4862a552b1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_74107473-21fb-421f-a94f-dc4862a552b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_5ec75b59-fd97-4e91-be84-9b5b9b7a90bb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_5ec75b59-fd97-4e91-be84-9b5b9b7a90bb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_65df040e-138f-4b39-99cb-4a66f64bba7f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_65df040e-138f-4b39-99cb-4a66f64bba7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfSalesBasedEarnoutRelatedToContingentConsiderationLiability_54f661aa-5e71-49b3-85ff-e935021c553a" xlink:href="sitm-20250331.xsd#sitm_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfSalesBasedEarnoutRelatedToContingentConsiderationLiability"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_sitm_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfSalesBasedEarnoutRelatedToContingentConsiderationLiability_54f661aa-5e71-49b3-85ff-e935021c553a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_BusinessCombinationDeferredConsiderationArrangementsChangeInAmountOfDeferredConsiderationLiability_c3fcbe69-8473-426f-95a8-0e0c2e7307f5" xlink:href="sitm-20250331.xsd#sitm_BusinessCombinationDeferredConsiderationArrangementsChangeInAmountOfDeferredConsiderationLiability"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_sitm_BusinessCombinationDeferredConsiderationArrangementsChangeInAmountOfDeferredConsiderationLiability_c3fcbe69-8473-426f-95a8-0e0c2e7307f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWriteDown_0a47b125-97d5-4a34-88b4-d601449da782" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryWriteDown"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_57feb489-ddf5-4bfd-adbf-d148841eb874" xlink:to="loc_us-gaap_InventoryWriteDown_0a47b125-97d5-4a34-88b4-d601449da782" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_81bbbf2a-e61d-44b5-96da-a0a3f7fe286c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_561603d4-7bb8-4526-babb-08b1c6db7698" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_81bbbf2a-e61d-44b5-96da-a0a3f7fe286c" xlink:to="loc_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_561603d4-7bb8-4526-babb-08b1c6db7698" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_56acf31f-5f67-47e3-99a9-a648a70117eb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_81bbbf2a-e61d-44b5-96da-a0a3f7fe286c" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_56acf31f-5f67-47e3-99a9-a648a70117eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfStockIssuanceCosts_8f683d0e-f10f-497d-a96e-3d81a1ca1a4f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsOfStockIssuanceCosts"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_81bbbf2a-e61d-44b5-96da-a0a3f7fe286c" xlink:to="loc_us-gaap_PaymentsOfStockIssuanceCosts_8f683d0e-f10f-497d-a96e-3d81a1ca1a4f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_330fe231-35ac-42d0-b878-5cfd4ae77308" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_81bbbf2a-e61d-44b5-96da-a0a3f7fe286c" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_330fe231-35ac-42d0-b878-5cfd4ae77308" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_07ced0b7-3042-44f2-a393-62ccc38859ab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_fed934c5-9a16-44a8-b7f1-aa1f4104b0e6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_07ced0b7-3042-44f2-a393-62ccc38859ab" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_fed934c5-9a16-44a8-b7f1-aa1f4104b0e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c679adc3-860b-474a-a177-ce5d70615893" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_07ced0b7-3042-44f2-a393-62ccc38859ab" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c679adc3-860b-474a-a177-ce5d70615893" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d326435e-a5a1-4bdd-9c48-ff5e847ba516" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_07ced0b7-3042-44f2-a393-62ccc38859ab" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d326435e-a5a1-4bdd-9c48-ff5e847ba516" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ae04809c-3273-4696-9194-3874eb9e1927" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_a65c6cf2-3e82-4dd0-8392-e28252715293" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireHeldToMaturitySecurities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ae04809c-3273-4696-9194-3874eb9e1927" xlink:to="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_a65c6cf2-3e82-4dd0-8392-e28252715293" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfHeldToMaturitySecurities_bbf0d201-e670-4e13-a135-c3e84b611a35" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleOfHeldToMaturitySecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ae04809c-3273-4696-9194-3874eb9e1927" xlink:to="loc_us-gaap_ProceedsFromSaleOfHeldToMaturitySecurities_bbf0d201-e670-4e13-a135-c3e84b611a35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_31bcdd0f-97ee-4102-ac84-daa8103c4d09" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ae04809c-3273-4696-9194-3874eb9e1927" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_31bcdd0f-97ee-4102-ac84-daa8103c4d09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_534d38f6-670c-4b05-aa57-6530b4c1a26a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ae04809c-3273-4696-9194-3874eb9e1927" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_534d38f6-670c-4b05-aa57-6530b4c1a26a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/NetLossPerShareScheduleofComputationofBasicandDilutedNetIncomeLossperShareDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#NetLossPerShareScheduleofComputationofBasicandDilutedNetIncomeLossperShareDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/NetLossPerShareScheduleofComputationofBasicandDilutedNetIncomeLossperShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_cd414779-89f4-4fe7-a693-d8dd668d1bf3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_db828e11-690d-42d0-a634-659d8910d0c8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_cd414779-89f4-4fe7-a693-d8dd668d1bf3" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_db828e11-690d-42d0-a634-659d8910d0c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_cfd655de-6016-4941-8ba7-634adc3e9191" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_cd414779-89f4-4fe7-a693-d8dd668d1bf3" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_cfd655de-6016-4941-8ba7-634adc3e9191" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofAccountsReceivableNetDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofAccountsReceivableNetDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofAccountsReceivableNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_81d38c34-0d44-4bb5-b45d-0c517bb536e4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_d52c901d-15a6-4958-9601-ed254464f6cb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_81d38c34-0d44-4bb5-b45d-0c517bb536e4" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_d52c901d-15a6-4958-9601-ed254464f6cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_77278411-7516-43e3-b5c7-1dd9003ec280" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_81d38c34-0d44-4bb5-b45d-0c517bb536e4" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_77278411-7516-43e3-b5c7-1dd9003ec280" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofInventoryDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofInventoryDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofInventoryDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_f95ef8de-13ba-4146-9894-ccb98552a093" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterials_4979a2d0-7232-4d43-8128-59da742e4162" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryRawMaterials"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_f95ef8de-13ba-4146-9894-ccb98552a093" xlink:to="loc_us-gaap_InventoryRawMaterials_4979a2d0-7232-4d43-8128-59da742e4162" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_787893d8-466e-437e-97c1-0103d6300026" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_f95ef8de-13ba-4146-9894-ccb98552a093" xlink:to="loc_us-gaap_InventoryWorkInProcess_787893d8-466e-437e-97c1-0103d6300026" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_c81ed034-0443-44eb-aad0-fa78c76bc1dd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_f95ef8de-13ba-4146-9894-ccb98552a093" xlink:to="loc_us-gaap_InventoryFinishedGoods_c81ed034-0443-44eb-aad0-fa78c76bc1dd" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_dc6ca77b-8640-4c9d-8acc-c5a9f6a77083" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_1d45f4c5-3455-4567-ab97-8abd97b5afbd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_dc6ca77b-8640-4c9d-8acc-c5a9f6a77083" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_1d45f4c5-3455-4567-ab97-8abd97b5afbd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_17de60ce-8570-4df7-b953-a6aec5b153a6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_dc6ca77b-8640-4c9d-8acc-c5a9f6a77083" xlink:to="loc_us-gaap_OtherAssetsCurrent_17de60ce-8570-4df7-b953-a6aec5b153a6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofPropertyandEquipmentNetDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofPropertyandEquipmentNetDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofPropertyandEquipmentNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_7bc4477e-f806-497f-a6f6-68dd7e3d678e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_7ada1020-950b-486c-9cf8-18020573e280" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_7bc4477e-f806-497f-a6f6-68dd7e3d678e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_7ada1020-950b-486c-9cf8-18020573e280" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_8dbab139-ac38-43b1-9927-bb03d8b8f41b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_7bc4477e-f806-497f-a6f6-68dd7e3d678e" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_8dbab139-ac38-43b1-9927-bb03d8b8f41b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofIntangibleAssetsNetDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofIntangibleAssetsNetDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofIntangibleAssetsNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_0c85edaf-33f9-40c9-abb1-023a92acc9ab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_9706b16a-1385-4ff8-a966-74a39d7562d9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_0c85edaf-33f9-40c9-abb1-023a92acc9ab" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_9706b16a-1385-4ff8-a966-74a39d7562d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_d330588d-abcd-4b79-bd0f-8d51e5c2e831" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_0c85edaf-33f9-40c9-abb1-023a92acc9ab" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_d330588d-abcd-4b79-bd0f-8d51e5c2e831" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_10f25436-a3f7-420a-b343-e98046195e55" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_a7491392-6e4f-4a8d-b0c8-0b75c7e17e56" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_10f25436-a3f7-420a-b343-e98046195e55" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_a7491392-6e4f-4a8d-b0c8-0b75c7e17e56" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_9f6ea7c2-4a8c-445a-9eac-47cfc303345e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_10f25436-a3f7-420a-b343-e98046195e55" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_9f6ea7c2-4a8c-445a-9eac-47cfc303345e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9d69fc23-a862-4224-bdf0-60338a11e307" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_01625024-c225-4a86-9217-33206ee55ffa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9d69fc23-a862-4224-bdf0-60338a11e307" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_01625024-c225-4a86-9217-33206ee55ffa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_5db059e8-94b9-4e2d-96d4-dfa1101896cd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9d69fc23-a862-4224-bdf0-60338a11e307" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_5db059e8-94b9-4e2d-96d4-dfa1101896cd" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofFutureAmortizationExpenseforIntangibleAssetsDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofFutureAmortizationExpenseforIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofFutureAmortizationExpenseforIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_06951c3f-9a49-46a0-97c0-567f8e146b15" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_06951c3f-9a49-46a0-97c0-567f8e146b15" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_37f14d2d-c6f4-4c8c-888f-f9939cf6b363" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_37f14d2d-c6f4-4c8c-888f-f9939cf6b363" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_a4d56290-0f80-4047-974d-09cc1b0edde4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_a4d56290-0f80-4047-974d-09cc1b0edde4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_edac1549-647e-49a9-9626-4dce383a9120" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_edac1549-647e-49a9-9626-4dce383a9120" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_21fa86b3-b42e-4394-9201-f1e292b712ca" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_21fa86b3-b42e-4394-9201-f1e292b712ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndAfterYearFive_29442ed1-8f31-4608-9d24-75a6d87e515e" xlink:href="sitm-20250331.xsd#sitm_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_690d9197-c964-42da-ad48-04740f6f10a8" xlink:to="loc_sitm_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndAfterYearFive_29442ed1-8f31-4608-9d24-75a6d87e515e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofAccruedExpensesandOtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsScheduleofAccruedExpensesandOtherCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsScheduleofAccruedExpensesandOtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:href="sitm-20250331.xsd#sitm_AccruedExpensesAndOtherCurrentLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent_f4750d72-f3eb-4806-b74f-6ddef5844c6e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent_f4750d72-f3eb-4806-b74f-6ddef5844c6e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_92e55d5d-3df8-42c1-8743-40de0011faf4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_92e55d5d-3df8-42c1-8743-40de0011faf4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_BusinessCombinationDeferredConsiderationLiabilityCurrent_dc25074a-bcf8-4f97-9d3f-f4c967301dba" xlink:href="sitm-20250331.xsd#sitm_BusinessCombinationDeferredConsiderationLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:to="loc_sitm_BusinessCombinationDeferredConsiderationLiabilityCurrent_dc25074a-bcf8-4f97-9d3f-f4c967301dba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_d4cec05a-17fd-4f74-868c-bccb3b0e2561" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_d4cec05a-17fd-4f74-868c-bccb3b0e2561" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_RevenueReserves_4e77fe47-29e9-4bbd-8804-e931446be907" xlink:href="sitm-20250331.xsd#sitm_RevenueReserves"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:to="loc_sitm_RevenueReserves_4e77fe47-29e9-4bbd-8804-e931446be907" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_cbe72b06-ef0d-4332-b1f0-a26837d24e59" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_sitm_AccruedExpensesAndOtherCurrentLiabilities_7beaa455-20b8-4936-b5c7-282c4c03473f" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_cbe72b06-ef0d-4332-b1f0-a26837d24e59" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/BalanceSheetsComponentsOtherNoncurrentLiabilitiesDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#BalanceSheetsComponentsOtherNoncurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/BalanceSheetsComponentsOtherNoncurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_737509a1-2d36-4cd0-9f96-3e1a61eb6545" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_bb610b4f-472a-40c1-b444-c553f42895ba" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_737509a1-2d36-4cd0-9f96-3e1a61eb6545" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_bb610b4f-472a-40c1-b444-c553f42895ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_39f86b25-2883-4da8-aea4-c4fef1c70ed7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_737509a1-2d36-4cd0-9f96-3e1a61eb6545" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_39f86b25-2883-4da8-aea4-c4fef1c70ed7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_6aad3c40-dda6-4bfb-a7d2-b2ee196e87b5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAccruedLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_737509a1-2d36-4cd0-9f96-3e1a61eb6545" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_6aad3c40-dda6-4bfb-a7d2-b2ee196e87b5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/LeasesScheduleofLeaseRelatedAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#LeasesScheduleofLeaseRelatedAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/LeasesScheduleofLeaseRelatedAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_50d909bb-c82a-49ce-96eb-3f4354410848" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_9ebf6bdb-1981-4f37-8fc6-b59f88056510" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_50d909bb-c82a-49ce-96eb-3f4354410848" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_9ebf6bdb-1981-4f37-8fc6-b59f88056510" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_57ccb5e3-ba04-4f56-a054-66229a1f6ea9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_50d909bb-c82a-49ce-96eb-3f4354410848" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_57ccb5e3-ba04-4f56-a054-66229a1f6ea9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/LeasesScheduleofLeaseCostsDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#LeasesScheduleofLeaseCostsDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/LeasesScheduleofLeaseCostsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_1f2c928e-ecc5-4153-82c1-d960b2e76564" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_22b712cf-6b6b-4d3b-84c8-09219967aa89" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_1f2c928e-ecc5-4153-82c1-d960b2e76564" xlink:to="loc_us-gaap_OperatingLeaseCost_22b712cf-6b6b-4d3b-84c8-09219967aa89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_7f040841-1870-4b71-aadb-74b6c85e5afb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermLeaseCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_1f2c928e-ecc5-4153-82c1-d960b2e76564" xlink:to="loc_us-gaap_ShortTermLeaseCost_7f040841-1870-4b71-aadb-74b6c85e5afb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_796423b2-7933-4683-a2c5-8f34826568d5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_VariableLeaseCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_1f2c928e-ecc5-4153-82c1-d960b2e76564" xlink:to="loc_us-gaap_VariableLeaseCost_796423b2-7933-4683-a2c5-8f34826568d5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/LeasesScheduleofUndiscountedCashFlowsDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#LeasesScheduleofUndiscountedCashFlowsDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/LeasesScheduleofUndiscountedCashFlowsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_b502488e-b429-4d14-ace6-ff8db7bc23c7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_298e15e3-8492-418c-baa3-1f12ca88fcde" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_b502488e-b429-4d14-ace6-ff8db7bc23c7" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_298e15e3-8492-418c-baa3-1f12ca88fcde" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_3e53fd88-acaf-4712-b724-ebb7539bf1fc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_b502488e-b429-4d14-ace6-ff8db7bc23c7" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_3e53fd88-acaf-4712-b724-ebb7539bf1fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_7f5b7fab-6fe1-433a-abef-b75f4f15801d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_b502488e-b429-4d14-ace6-ff8db7bc23c7" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_7f5b7fab-6fe1-433a-abef-b75f4f15801d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_d1f93aeb-6d1b-46ef-b192-a07468823307" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_b502488e-b429-4d14-ace6-ff8db7bc23c7" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_d1f93aeb-6d1b-46ef-b192-a07468823307" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_72c8b2d8-05be-475a-bb89-2c346e641d1a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_b502488e-b429-4d14-ace6-ff8db7bc23c7" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_72c8b2d8-05be-475a-bb89-2c346e641d1a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/LeasesScheduleofUndiscountedCashFlowsDetails_1" xlink:type="simple" xlink:href="sitm-20250331.xsd#LeasesScheduleofUndiscountedCashFlowsDetails_1"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/LeasesScheduleofUndiscountedCashFlowsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_0e2f524e-2574-4f8a-af69-0ddb929ee649" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_ea0d3415-d579-487b-be4e-605131a3f302" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_0e2f524e-2574-4f8a-af69-0ddb929ee649" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_ea0d3415-d579-487b-be4e-605131a3f302" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_ca1b6d5f-c6d0-4b33-8f24-bbb5deef3245" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_0e2f524e-2574-4f8a-af69-0ddb929ee649" xlink:to="loc_us-gaap_OperatingLeaseLiability_ca1b6d5f-c6d0-4b33-8f24-bbb5deef3245" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/StockholdersEquityScheduleofStockBasedCompensationExpenseDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#StockholdersEquityScheduleofStockBasedCompensationExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/StockholdersEquityScheduleofStockBasedCompensationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_d078ff2f-cbbf-4ee5-adb1-d7ded75f6ab2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_ad7e43f0-2a0a-4148-ab4e-c333afb5c91a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_d078ff2f-cbbf-4ee5-adb1-d7ded75f6ab2" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_ad7e43f0-2a0a-4148-ab4e-c333afb5c91a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_a03107de-919e-4594-bd9c-3ba2de0e5fba" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_d078ff2f-cbbf-4ee5-adb1-d7ded75f6ab2" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_a03107de-919e-4594-bd9c-3ba2de0e5fba" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/SegmentGeographicandCustomerInformationSegmentExpensesandOtherSegmentExpensesDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#SegmentGeographicandCustomerInformationSegmentExpensesandOtherSegmentExpensesDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/SegmentGeographicandCustomerInformationSegmentExpensesandOtherSegmentExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_e8edf3ae-a49f-40c6-90cf-505d9bfaaa12" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_99fa0f1c-221e-4da9-9242-0adfff58d182" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_e8edf3ae-a49f-40c6-90cf-505d9bfaaa12" xlink:to="loc_us-gaap_GrossProfit_99fa0f1c-221e-4da9-9242-0adfff58d182" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_563f3cd2-10fa-499c-a93a-5e8730128a77" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_e8edf3ae-a49f-40c6-90cf-505d9bfaaa12" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_563f3cd2-10fa-499c-a93a-5e8730128a77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_570900ae-8175-426b-b757-fc7396dcefea" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_e8edf3ae-a49f-40c6-90cf-505d9bfaaa12" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_570900ae-8175-426b-b757-fc7396dcefea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_442daed6-6939-4c7c-973c-6c17370ada01" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_e8edf3ae-a49f-40c6-90cf-505d9bfaaa12" xlink:to="loc_us-gaap_InvestmentIncomeInterest_442daed6-6939-4c7c-973c-6c17370ada01" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_ff76ecea-537f-4d98-9f83-ef5fe4462eef" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductionAndDistributionCosts_2a33cfd7-96da-433b-9837-f0c275ccd3ef" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProductionAndDistributionCosts"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_ff76ecea-537f-4d98-9f83-ef5fe4462eef" xlink:to="loc_us-gaap_ProductionAndDistributionCosts_2a33cfd7-96da-433b-9837-f0c275ccd3ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_1190a3ea-ab7b-4024-8920-9352b91b37e2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Depreciation"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_ff76ecea-537f-4d98-9f83-ef5fe4462eef" xlink:to="loc_us-gaap_Depreciation_1190a3ea-ab7b-4024-8920-9352b91b37e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sitm_OtherManufacturingOverheads_ba30836c-3d3c-4a66-b6a7-ca719577634d" xlink:href="sitm-20250331.xsd#sitm_OtherManufacturingOverheads"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_ff76ecea-537f-4d98-9f83-ef5fe4462eef" xlink:to="loc_sitm_OtherManufacturingOverheads_ba30836c-3d3c-4a66-b6a7-ca719577634d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9f75a103-a4bf-4d14-9f45-e926f0c3b91e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_ff76ecea-537f-4d98-9f83-ef5fe4462eef" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9f75a103-a4bf-4d14-9f45-e926f0c3b91e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentForAmortization_ae10be6e-f7d8-41cd-a954-b9b069ff5905" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdjustmentForAmortization"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_ff76ecea-537f-4d98-9f83-ef5fe4462eef" xlink:to="loc_us-gaap_AdjustmentForAmortization_ae10be6e-f7d8-41cd-a954-b9b069ff5905" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sitime.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="sitm-20250331.xsd#CommitmentsandContingenciesDetails"/>
  <link:calculationLink xlink:role="http://www.sitime.com/role/CommitmentsandContingenciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligation_08437126-d40a-4254-a2db-c1bb8f06f4e3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_f54fcf6c-7d8b-4ab0-8641-154161918dea" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_08437126-d40a-4254-a2db-c1bb8f06f4e3" xlink:to="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_f54fcf6c-7d8b-4ab0-8641-154161918dea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInThirdYear_6ab2b1ef-78cf-46d5-b72a-cd79f0a6dce9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligationDueInThirdYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_08437126-d40a-4254-a2db-c1bb8f06f4e3" xlink:to="loc_us-gaap_PurchaseObligationDueInThirdYear_6ab2b1ef-78cf-46d5-b72a-cd79f0a6dce9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInNextTwelveMonths_c958cefc-2775-43e0-bc7f-930c5b0906b0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligationDueInNextTwelveMonths"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_08437126-d40a-4254-a2db-c1bb8f06f4e3" xlink:to="loc_us-gaap_PurchaseObligationDueInNextTwelveMonths_c958cefc-2775-43e0-bc7f-930c5b0906b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInSecondYear_6ae31295-d201-4980-9bb2-980863a691a4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligationDueInSecondYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_08437126-d40a-4254-a2db-c1bb8f06f4e3" xlink:to="loc_us-gaap_PurchaseObligationDueInSecondYear_6ae31295-d201-4980-9bb2-980863a691a4" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
