IDT 128Kb Parallel RAM, 28b Address Bus, 55ns Access Time, PLCC Package
IDT 256Kb Parallel RAM, 14b Address Bus Width, 55ns Access Time, PLCC Package
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
