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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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 PiEBVz7gGo3bCtzLm10b7g==

<SEC-DOCUMENT>0001230186-07-000018.txt : 20070516
<SEC-HEADER>0001230186-07-000018.hdr.sgml : 20070516
<ACCEPTANCE-DATETIME>20070516202144
ACCESSION NUMBER:		0001230186-07-000018
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070401
FILED AS OF DATE:		20070516
DATE AS OF CHANGE:		20070516

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTEGRATED DEVICE TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000703361
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				942669985
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0403

	BUSINESS ADDRESS:	
		STREET 1:		6024 SILVER CREEK VALLEY ROAD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95138
		BUSINESS PHONE:		4082848200

	MAIL ADDRESS:	
		STREET 1:		6024 SILVER CREEK VALLEY ROAD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95138

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LIEN CHUEN DER
		CENTRAL INDEX KEY:			0001230198

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12695
		FILM NUMBER:		07859357

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		4082848200

	MAIL ADDRESS:	
		STREET 1:		C/O INTEGRATED DEVICE TECHNOLOGY, INC.
		STREET 2:		6024 SILVER CREEK VALLEY ROAD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95138
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2007-04-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000703361</issuerCik>
        <issuerName>INTEGRATED DEVICE TECHNOLOGY INC</issuerName>
        <issuerTradingSymbol>IDTI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001230198</rptOwnerCik>
            <rptOwnerName>LIEN CHUEN DER</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O INTEGRATED DEVICE TECHNOLOGY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>6024 SILVER CREEK VALLEY ROAD</rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95138</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP CHIEF TECHNICAL OFFICER</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-10-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2631</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4597</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes 1,954 shares acquired under the IDT stock purchase plan in October 2006 &amp; April 2007.</footnote>
    </footnotes>

    <remarks>The reporting person no longer has a reportable indirect beneficial interest in 2,700 shares of IDTI common stock owned by his son and included in the reporting person's prior ownership reports and will not be included in any future filings.</remarks>

    <ownerSignature>
        <signatureName>/s/ James L Laufman, Attorney-in-Fact For: Chuen-Der Lien</signatureName>
        <signatureDate>2007-05-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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