0000912057-97-029438 S-8 3 19970829 19970829 NYSE CADENCE DESIGN SYSTEMS INC 0000813672 7372 770148231 DE 1231 S-8 33 333-34599 97672394 555 RIVER OAKS PKWY SAN JOSE CA 95134 4089431234 555 RIVER OAKS PARKWAY SAN JOSE CA 95134 ECAD INC /DE/ 19880609 S-8 1 000091205797029438-001-seq1-s-8.txt FORM S-8 EX-5 2 000091205797029438-002-seq2-ex-5.txt EXHIBIT 5 EX-23.1 3 000091205797029438-003-seq3-ex-23-1.txt EXHIBIT 23.1