SRAM Chip Async Dual 3.3V 4.5M-Bit 256K x 18 12ns 128-Pin TQFP T/R
18b Parallel RAM, 256000 Words, 4.5Mb Density, 3.3V 465mA
IDT 4Mb Parallel RAM, SDR, 18b, 3.3V, 3.15V, 3.45V, 85°C, TQFP
2Mb Parallel RAM, 2 Ports, 3.3V, 85°C, TQFP