-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 FSPZbrnUUzSupzmjstfM7QAd90LEyD4ruwjKyNWlJexKu8EdyU4F/8HPOuxhmKzz
 Pei8qa6SYzn4EbcOlmta8Q==

<SEC-DOCUMENT>0001460054-09-000003.txt : 20090529
<SEC-HEADER>0001460054-09-000003.hdr.sgml : 20090529
<ACCEPTANCE-DATETIME>20090529161241
ACCESSION NUMBER:		0001460054-09-000003
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20090529
DATE AS OF CHANGE:		20090529
EFFECTIVENESS DATE:		20090529

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Silicon Clocks, Inc.
		CENTRAL INDEX KEY:			0001460054
		IRS NUMBER:				201776492
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-129623
		FILM NUMBER:		09861918

	BUSINESS ADDRESS:	
		STREET 1:		39141 CIVIC CENTER DRIVE, SUITE 450
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94538
		BUSINESS PHONE:		510 742-5625

	MAIL ADDRESS:	
		STREET 1:		39141 CIVIC CENTER DRIVE, SUITE 450
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94538
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0301</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001460054</cik>
        <entityName>Silicon Clocks, Inc.</entityName>
        <issuerAddress>
            <street1>39141 CIVIC CENTER DRIVE, Suite 450</street1>
            <street2></street2>
            <city>FREMONT</city>
            <stateOrCountry>CA</stateOrCountry>
            <zipCode>94538</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>510 742-5625</issuerPhoneNumber>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <jurisdictionOfInc>DE</jurisdictionOfInc>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2004</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Didier</firstName>
                <middleName></middleName>
                <lastName>Lacroix</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>39141 Civic Center Drive, Suite 450</street1>
                <street2></street2>
                <city>Fremont</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94538</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Emmanuel</firstName>
                <middleName></middleName>
                <lastName>Quevy</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>39141 Civic Center Drive, Suite 450</street1>
                <street2></street2>
                <city>Fremont</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94538</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Bill</firstName>
                <middleName></middleName>
                <lastName>Tai</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Charles River Ventures</street1>
                <street2>1000 Winter Street, Suite 3300</street2>
                <city>Waltham</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02451</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Clint</firstName>
                <middleName></middleName>
                <lastName>Chou</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Formative Ventures</street1>
                <street2>2061 Avy Avenue</street2>
                <city>Menlo Park</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94025</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Josh</firstName>
                <middleName></middleName>
                <lastName>Wolfe</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o LUX Capital Management, 2 Grand</street1>
                <street2>Central Tower ,140 E 45th St. 30th Fl.</street2>
                <city>New York</city>
                <stateOrCountry>NY</stateOrCountry>
                <zipCode>10017</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Luis</firstName>
                <middleName></middleName>
                <lastName>Arzubi</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Tallwood Venture Capital</street1>
                <street2>400 Hamilton Avenue, Suite 230</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94538</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-05-26</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>10692295</totalOfferingAmount>
            <totalAmountSold>7075011</totalAmountSold>
            <totalRemaining>3617284</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>11</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>75000</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>Proceeds will be used as working capital.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Silicon Clocks, Inc.</issuerName>
                <signatureName>Eric C. Jensen</signatureName>
                <nameOfSigner>Eric C. Jensen</nameOfSigner>
                <signatureTitle>Secretary</signatureTitle>
                <signatureDate>2009-05-28</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----