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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 QxCvN0rbb0rLIFQwCZR7Wo3tMnFR98rG7Sbfwo6sihrKON0DXlnze9+C6clCJOxi
 +nsTsI9vmJTsmAzd92TSzw==

<SEC-DOCUMENT>0001181431-06-029140.txt : 20060509
<SEC-HEADER>0001181431-06-029140.hdr.sgml : 20060509
<ACCEPTANCE-DATETIME>20060509183716
ACCESSION NUMBER:		0001181431-06-029140
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060508
FILED AS OF DATE:		20060509
DATE AS OF CHANGE:		20060509

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALIFORNIA MICRO DEVICES CORP
		CENTRAL INDEX KEY:			0000800460
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS & ACCESSORIES [3670]
		IRS NUMBER:				942672609
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		490 N. MCCARTHY BLVD
		STREET 2:		SUITE 100
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			90535
		BUSINESS PHONE:		4082633214

	MAIL ADDRESS:	
		STREET 1:		490 N. MCCARTHY BLVD
		STREET 2:		SUITE 100
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			90535

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CASEY DAVID
		CENTRAL INDEX KEY:			0001273571

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15449
		FILM NUMBER:		06822771

	BUSINESS ADDRESS:	
		STREET 1:		C/O ALLIANCE SEMICONDUCTOR CORP
		STREET 2:		2575 AUGUSTINE DR
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95054
		BUSINESS PHONE:		4088554900
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd117300.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-05-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000800460</issuerCik>
        <issuerName>CALIFORNIA MICRO DEVICES CORP</issuerName>
        <issuerTradingSymbol>CAMD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001273571</rptOwnerCik>
            <rptOwnerName>CASEY DAVID</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CALIFORNIA MICRO DEVICES CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>490 N. MCARTHY BLVD., SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MILPITAS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95035</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President, Sales</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>No par value common stock.</value>
            </securityTitle>
            <transactionDate>
                <value>2006-05-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>991</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6.0435</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>991</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The reporting person is filing this Form 4 to voluntarily report the purchase of these shares under the issuer's Employee Stock Purchase Plan (ESPP).</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Stephen M. Wurzburg, Attorney-in-Fact for David Casey</signatureName>
        <signatureDate>2006-05-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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