4Mb SDR Parallel RAM, 18b Address Bus, 16b Word Size, TSOP Package
SRAM Chip Async Single 3.3V 4M-Bit 256K x 16 15ns 44-Pin TSOP-II T/R
IDT 18-Bit Address Bus Width, 4Mb Density, 3.3V TSOP
18-Bit Address Bus Width, 4Mb Density, 3.3V, TSOP Package