EXHIBIT 23.03
 
                        CONSENT OF HAMBRECHT & QUIST LLC
   
  We hereby consent to the use of our opinion letter dated December 8, 1998 to
the Board of Directors of Quickturn Design Systems, Inc. ("Quickturn"),
included as Appendix C to the Proxy Statement/Prospectus of Quickturn which
forms a part of the Pre-Effective Amendment No. 1 to the Registration Statement
on Form S-4, dated as of the date hereof, relating to the proposed merger of
CDSI Acquisition, Inc., a wholly-owned subsidiary of Cadence Design Systems,
Inc. with and into Quickturn, and to the references therein to such opinion
under the captions "Summary--Opinion of Quickturn's Financial Advisor" and "The
Merger--Opinion of Quickturn's Financial Advisor."     
 
  In giving such consent, we do not admit that we come within the category of
persons whose consent is required under Section 7 of the Securities Act of
1933, as amended, or the rules and regulations of the Securities and Exchange
Commission thereunder, nor do we thereby admit that we are experts with respect
to any part of such Registration Statement within the meaning of the term
"experts" as used in the Securities Act of 1933, as amended, or the rules and
regulations of the Securities and Exchange Commission thereunder.
 
                                          Hambrecht & Quist LLC
 
                                                    /s/ Paul Cleveland
                                          By: _________________________________
                                            Name: Paul Cleveland
                                            Title: Managing Director
   
January 15, 1999