EXHIBIT 23.5
 
                   CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
 
    We consent to the reference to our firm under the caption "Experts" and to
the use of our report dated January 26, 1998 in the Summit Design, Inc. and
OrCAD, Inc. Joint Proxy Statement to be filed with the Securities and Exchange
Commission on or about September 29, 1998.
 
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Orange County, California
September 28, 1998