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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001246411-03-000047.txt : 20031023
<SEC-HEADER>0001246411-03-000047.hdr.sgml : 20031023
<ACCEPTANCE-DATETIME>20031023184636
ACCESSION NUMBER:		0001246411-03-000047
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031023
FILED AS OF DATE:		20031023

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ENGIBOUS THOMAS J
		CENTRAL INDEX KEY:			0001194832

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03761
		FILM NUMBER:		03954984

	MAIL ADDRESS:	
		STREET 1:		12500 TI BLVD
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75243

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TEXAS INSTRUMENTS INC
		CENTRAL INDEX KEY:			0000097476
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				750289970
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		P.O. BOX 660199
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75266
		BUSINESS PHONE:		9729953773

	MAIL ADDRESS:	
		STREET 1:		12500 TI BLVD
		STREET 2:		PO BOX 660199
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75266
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001194832d20031023f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-10-23</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000097476</issuerCik><issuerName>TEXAS INSTRUMENTS INC</issuerName>        <issuerTradingSymbol>TXN</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001194832</rptOwnerCik><rptOwnerName>ENGIBOUS THOMAS J</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>12500 TI BOULEVARD</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>DALLAS</rptOwnerCity><rptOwnerState>TX</rptOwnerState><rptOwnerZipCode>75243</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Chairman, President and CEO</officerTitle><otherText></otherText></reportingOwnerRelationship></reportingOwne
r><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-10-23</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>240000</value></transactionShares><transactionPricePerShare><value>5.47</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>360934.21</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDeri
vativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-10-23</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>1040000</value></transactionShares><transactionPricePerShare><value>8.47</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1400934.21</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityT
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</securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>17751.33</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Trust--PS</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>261.3</value><footnoteId id="F2"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Trust--CODA</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>NQ Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>5.47</value></conversionOrExercisePrice><transa
ctionDate><value>2003-10-23</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>240000</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1997-07-18</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2006-07-18</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>240000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</v
alue></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>NQ Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>8.47</value></conversionOrExercisePrice><transactionDate><value>2003-10-23</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>1040000</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1998-01-15</value><footnoteId id="F4"/></exerciseDate><expirationDate><value>2007-01-15</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</valu
e></underlyingSecurityTitle><underlyingSecurityShares><value>1040000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Estimated shares attributable to TI Universal Profit Sharing account as of 12-31-02.  (Interests in this account are denominated in units.  Consequently, share amount shown is an estimate.)  This statement does not include changes in beneficial ownership of shares held in such account occurring after 12-31-02 that are eligible for deferred reporting on Form 5.</footnote><footnote id="F2">Estimated shares attributable to TI Employee Cash or Deferred Compensation Account as of 12-31-02. (Interests in this account are denominated in 
units.  Consequently, share amount shown is an estimate.)  This statement does not include changes in beneficial ownership of shares held in such account occurring after 12-31-02 that are eligible for deferred reporting on Form 5.</footnote><footnote id="F3">Exercisable in the 2nd through 8th years of option term in percentage installments, cumulatively, upon attainment of specified earnings per share, and thereafter exercisable in full without regard to earnings per share.</footnote><footnote id="F4">The option becomes exercisable in four equal annual installments beginning on January 15, 1998.</footnote></footnotes><ownerSignature><signatureName>CYNTHIA H. HAYNES, ATTORNEY IN FACT</signatureName><signatureDate>2003-10-23</signatureDate></ownerSignature></ownershipDocument>

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