EXHIBIT 23.3 INDEPENDENT AUDITORS' CONSENT We consent to the use in this Registration Statement of Innoveda, Inc. on Form S-4 of our report on the consolidated financial statements of PADS Software, Inc. and subsidiary dated March 17, 2000 (June 2, 2000 as to Note 13), which is part of this Registration Statement. We also consent to the reference to us under the heading "Experts" in such Prospectus. DELOITTE & TOUCHE LLP Boston, Massachusetts August 1, 2000