EXHIBIT 23.1

         CONSENT OF ARTHUR ANDERSEN LLP, INDEPENDENT PUBLIC ACCOUNTANTS

As independent public accountants, we hereby consent to the incorporation by
reference in this Registration Statement of our report dated March 11, 2002
included in Cadence Design Systems, Inc.'s Form 10-K for the year ended December
29, 2001 and to all references to our Firm in this Registration Statement.

                               Arthur Andersen LLP

San Jose, California
March 27, 2002