<XBRL>
<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created with Dragon Tag (R) XBRL Enabler by Rivet Software version 3.1.0.74-->
<!--Based on XBRL 2.1-->
<!--Created on: 10/30/2009 1:46:31 PM-->
<!--Modified on: 10/30/2009 1:46:31 PM-->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" targetNamespace="http://ti.com/2009-09-30" xmlns:txn="http://ti.com/2009-09-30" elementFormDefault="qualified" attributeFormDefault="unqualified">
  <annotation>
    <appinfo>
      <link:roleType roleURI="http://ti.com/role/StatementConsolidatedStatementsOfIncome" id="StatementConsolidatedStatementsOfIncome">
        <link:definition>124500 - Statement - Consolidated Statements of Income</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/StatementConsolidatedStatementsOfComprehensiveIncome" id="StatementConsolidatedStatementsOfComprehensiveIncome">
        <link:definition>124550 - Statement - Consolidated Statements of Comprehensive Income</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/StatementConsolidatedBalanceSheets" id="StatementConsolidatedBalanceSheets">
        <link:definition>126515 - Statement - Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/StatementConsoldiatedBalanceSheetsParentheticals" id="StatementConsoldiatedBalanceSheetsParentheticals">
        <link:definition>126555 - Statement - Consoldiated Balance Sheets [Parentheticals]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/StatementConsolidatedStatementsOfCashFlows" id="StatementConsolidatedStatementsOfCashFlows">
        <link:definition>152250 - Statement - Consolidated Statements of Cash Flows</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureOrganizationConsolidationAndPresentationOfFinancialStatements" id="DisclosureOrganizationConsolidationAndPresentationOfFinancialStatements">
        <link:definition>190100 - Disclosure - Organization, Consolidation and Presentation of Financial Statements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureExitOrDisposalCostObligations" id="DisclosureExitOrDisposalCostObligations">
        <link:definition>190200 - Disclosure - Exit or Disposal Cost Obligations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureCompensationRelatedCostsShareBasedPayments" id="DisclosureCompensationRelatedCostsShareBasedPayments">
        <link:definition>190300 - Disclosure - Compensation Related Costs, Share Based Payments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureIncomeTaxes" id="DisclosureIncomeTaxes">
        <link:definition>190400 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureEarningsPerShare" id="DisclosureEarningsPerShare">
        <link:definition>190500 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureInvestmentsDebtAndEquitySecurities" id="DisclosureInvestmentsDebtAndEquitySecurities">
        <link:definition>190600 - Disclosure - Investments, Debt and Equity Securities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureFairValueMeasuresAndDisclosures" id="DisclosureFairValueMeasuresAndDisclosures">
        <link:definition>190700 - Disclosure - Fair Value Measures and Disclosures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureCompensationRelatedCostsPostemployementBenefits" id="DisclosureCompensationRelatedCostsPostemployementBenefits">
        <link:definition>190800 - Disclosure - Compensation Related Costs, Postemployement Benefits</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureCommitmentAndContingencies" id="DisclosureCommitmentAndContingencies">
        <link:definition>190900 - Disclosure - Commitment and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureSegmentReporting" id="DisclosureSegmentReporting">
        <link:definition>191000 - Disclosure - Segment Reporting</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ti.com/role/DisclosureSubsequentEvents" id="DisclosureSubsequentEvents">
        <link:definition>191100 - Disclosure - Subsequent Events</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:linkbaseRef xlink:type="simple" xlink:href="txn-20090930_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links, all" />
      <link:linkbaseRef xlink:type="simple" xlink:href="txn-20090930_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links, all" />
      <link:linkbaseRef xlink:type="simple" xlink:href="txn-20090930_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links, all" />
      <link:linkbaseRef xlink:type="simple" xlink:href="txn-20090930_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links, all" />
    </appinfo>
  </annotation>
  <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
  <import namespace="http://xbrl.us/us-roles/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-roles-2009-01-31.xsd" />
  <import namespace="http://xbrl.us/us-gaap/negated/2008-03-31" schemaLocation="http://www.xbrl.org/lrr/role/negated-2008-03-31.xsd" />
  <import namespace="http://xbrl.us/us-gaap/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd" />
  <import namespace="http://xbrl.us/dei/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsd" />
  <import namespace="http://xbrl.us/invest/2009-01-31" schemaLocation="http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/invest-2009-01-31.xsd" />
  <element id="txn_OgranizationConsolidationAndPresnentationOfFinancialStatements" name="OgranizationConsolidationAndPresnentationOfFinancialStatements" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_RestructuringAndRelatedActivitiesDisclosure" name="RestructuringAndRelatedActivitiesDisclosure" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_IncomeTaxes" name="IncomeTaxes" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_EarningsPerShare" name="EarningsPerShare" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_InvestmentDebtAndEquitySecurities" name="InvestmentDebtAndEquitySecurities" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_FairValueMeasuresAndDisclosures" name="FairValueMeasuresAndDisclosures" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_CompensationRelatedCostsRetirementBenefits" name="CompensationRelatedCostsRetirementBenefits" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_CommitmentAndContingencies" name="CommitmentAndContingencies" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_SegmentReproting" name="SegmentReproting" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_ShareBasedCompensationAllocationAndClassification" name="ShareBasedCompensationAllocationAndClassification" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_ConsolidatedBalanceSheetsParentheticalspr" name="ConsolidatedBalanceSheetsParentheticalspr" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="txn_SubsequentEvents" name="SubsequentEvents" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
</schema>
</XBRL>
