IC SRAM 256KBIT 25NS 68PLCC
256Kb Parallel RAM, SDR, 3.3V, 140mA, PLCC, Surface Mount
30-bit Parallel RAM, 256Kb, 25ns Access Time, PLCC Package
IC SRAM 256KBIT 55NS 68PLCC
IC SRAM 256KBIT 35NS 68PLCC