<SEC-DOCUMENT>0000813672-17-000010-index.html : 20170424
<SEC-HEADER>0000813672-17-000010.hdr.sgml : 20170424
<ACCEPTANCE-DATETIME>20170424160906
ACCESSION NUMBER:		0000813672-17-000010
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20170424
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20170424
DATE AS OF CHANGE:		20170424

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CADENCE DESIGN SYSTEMS INC
		CENTRAL INDEX KEY:			0000813672
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				770148231
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15867
		FILM NUMBER:		17778391

	BUSINESS ADDRESS:	
		STREET 1:		2655 SEELY AVENUE BLDG 5
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		4089431234

	MAIL ADDRESS:	
		STREET 1:		2655 SEELY AVENUE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ECAD INC /DE/
		DATE OF NAME CHANGE:	19880609
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>cdns42420178-k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: cdns42420178-k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.01
<SEQUENCE>2
<FILENAME>cdns4242017ex9901.htm
<DESCRIPTION>PRESS RELEASE
<TEXT>
Document 2 - file: cdns4242017ex9901.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.02
<SEQUENCE>3
<FILENAME>cfocommentary4242017ex9902.htm
<DESCRIPTION>CFO COMMENTARY
<TEXT>
Document 3 - file: cfocommentary4242017ex9902.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>image0a04.jpg
<TEXT>
Document 4 - file: image0a04.jpg

</DOCUMENT>
</SEC-DOCUMENT>