Exhibit 32.01
CERTIFICATION
OF CHIEF EXECUTIVE OFFICER
PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 906
OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Annual Report on
Form 10-K
for the fiscal year ended January 3, 2009 of Cadence Design
Systems, Inc. (the Company) as filed with the
Securities and Exchange Commission on the date hereof (the
Report), I, Lip-Bu Tan, President and Chief
Executive Officer of the Company, certify, pursuant to
18 U.S.C. Section 1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002, that:
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1.
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The Report fully complies with the requirements of Section 13(a)
or 15(d) of the Securities Exchange Act of 1934; and
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2.
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The information contained in the Report fairly presents, in all
material respects, the financial condition and results of
operations of the Company.
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Lip-Bu Tan
President and Chief Executive Officer
(Principal Executive Officer)
Date: March 2, 2009
A signed original of this written statement required by
Section 906 has been provided to Cadence Design Systems,
Inc. and will be retained by Cadence and furnished to the
Securities and Exchange Commission or its staff upon request.