<SEC-DOCUMENT>0001273902-17-000031.txt : 20170508
<SEC-HEADER>0001273902-17-000031.hdr.sgml : 20170508
<ACCEPTANCE-DATETIME>20170508171436
ACCESSION NUMBER:		0001273902-17-000031
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170504
FILED AS OF DATE:		20170508
DATE AS OF CHANGE:		20170508

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CIRRUS LOGIC INC
		CENTRAL INDEX KEY:			0000772406
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				770024818
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		800 WEST 6TH STREET
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
		BUSINESS PHONE:		512-851-4000

	MAIL ADDRESS:	
		STREET 1:		800 WEST 6TH STREET
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FLUKE BRADLEY J
		CENTRAL INDEX KEY:			0001197844

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-17795
		FILM NUMBER:		17823410

	MAIL ADDRESS:	
		STREET 1:		400 W CESAR CHAVEZ
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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    <schemaVersion>X0306</schemaVersion>

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    <periodOfReport>2017-05-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000772406</issuerCik>
        <issuerName>CIRRUS LOGIC INC</issuerName>
        <issuerTradingSymbol>CRUS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001197844</rptOwnerCik>
            <rptOwnerName>FLUKE BRADLEY J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>800 WEST 6TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>AUSTIN</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>78701</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP &amp; GM, MEMS Division</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-05-04</value>
            </transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
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            <transactionAmounts>
                <transactionShares>
                    <value>15063</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>23.8</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
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            <transactionDate>
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            <transactionDate>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Incentive Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>23.8</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2017-05-04</value>
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                <transactionCode>M</transactionCode>
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                <footnoteId id="F1"/>
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            <transactionAmounts>
                <transactionShares>
                    <value>4396</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2023-09-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4396</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>2408</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Non-Qualified Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>23.8</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2017-05-04</value>
            </transactionDate>
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                <transactionCode>M</transactionCode>
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                <footnoteId id="F1"/>
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            <transactionAmounts>
                <transactionShares>
                    <value>15063</value>
                </transactionShares>
                <transactionPricePerShare>
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                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2023-09-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>15063</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3133</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This transaction was made pursuant to a Rule 10b5-1 Plan adopted by the reporting person on August 04, 2016.</footnote>
        <footnote id="F2">The price reported in Table I - Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.88 to $65.74. The reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to any security holder of Cirrus Logic, Inc. or the staff of the SEC upon request.</footnote>
        <footnote id="F3">The option vests on a 4-year schedule: 25% of the shares became exercisable on 09/4/2014; the remaining 75% of the shares vest at a rate of 1/36th per month over the following 36 months so that the option will be fully vested and exercisable on 09/4/2017. Only vested shares can be exercised under this option.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Gregory Scott Thomas attorney-in-fact For: Bradley J. Fluke</signatureName>
        <signatureDate>2017-05-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
