SRAM Chip Async Dual 3.3V 4.5M-Bit 256K x 18 10ns 256-Pin CABGA T/R
18b Parallel RAM, 4.5Mb, LFBGA, Surface Mount, 3.3V, 0°C to 70°C
36b Parallel RAM, 4.5Mb Density, 3.3V 500mA, LBGA Surface Mount
36-Bit Parallel RAM, 4.5Mb, LBGA, Surface Mount, 0°C to 70°C