0000891618-04-000843 S-3/A 5 20040406 CADENCE DESIGN SYSTEMS INC 0000813672 7372 770148231 DE 0102 S-3/A 33 333-110346 04719043 2655 SEELY ROAD BLDG 5 SAN JOSE CA 95134 4089431234 555 RIVER OAKS PARKWAY SAN JOSE CA 95134 ECAD INC /DE/ 19880609 S-3/A 1 f94300a1sv3za.htm FORM S-3/A EX-8.1 3 f94300a1exv8w1.htm EXHIBIT 8.1 EX-12.1 4 f94300a1exv12w1.htm EXHIBIT 12.1 EX-23.2 5 f94300a1exv23w2.htm EXHIBIT 23.2 GRAPHIC 7 f94300a1f9430001.gif GRAPHIC