0000912057-97-009695 10-K 7 19961228 19970321 NYSE CADENCE DESIGN SYSTEMS INC 0000813672 7372 770148231 DE 1231 10-K 34 001-10606 97560329 555 RIVER OAKS PKWY SAN JOSE CA 95134 4089431234 555 RIVER OAKS PARKWAY SAN JOSE CA 95134 ECAD INC /DE/ 19880609 10-K 1 000091205797009695-001-seq1-10-k.txt 10-K EX-3.01 2 000091205797009695-002-seq2-ex-3-01.txt EXH.3.01 EX-10.02 3 000091205797009695-003-seq3-ex-10-02.txt EXH.10.02 EX-10.07 4 000091205797009695-004-seq4-ex-10-07.txt EXH.10.07 EX-21.01 5 000091205797009695-005-seq5-ex-21-01.txt EXH.21.01 EX-23.01 6 000091205797009695-006-seq6-ex-23-01.txt EXH.23.01 EX-27.1 7 000091205797009695-007-seq7-ex-27-1.txt EXH.27.1