SRAM Chip Async Dual 5V 64K-Bit 8K x 8 55ns 68-Pin PLCC T/R
SRAM Chip Async Dual 5V 512K-Bit 64K x 8 55ns 84-Pin PLCC T/R
256Kb Parallel RAM, 55ns Access Time, 5V, 5.5V, 0°C to 70°C, PLCC
128Kb Parallel RAM, 55ns Access Time, 5V 5.5V, Surface Mount PLCC
SRAM Chip Async Dual 3.3V 64K-Bit 8K x 8 55ns 68-Pin PLCC T/R