XC3S50AN-4TQG144I User Reference Manual Guide - Xilinx

Field Programmable Gate Array, 176 CLBs, 50000Gates, 280MHz, 1584-Cell, CMOS, PQFP144, 20 X 20MM, ROHS COMPLIANT, TQFP-144

FPGA Spartan-3AN Family 50K Gates 1584 Cells 667MHz 90nm Technology 1.2V 144Pin TQFP

Field Programmable Gate Array, 176 CLBs, 50000 Gates, 280MHz, PQFP144, ROHS COMPLIANT, TQFP-144