SRAM Chip Async Single 3.3V 4M-Bit 256K x 16 10ns 44-Pin SOJ T/R
4Mb SRAM Asynchronous SDR, 18b Address Bus, 16b Word Size, SOJ Package
4Mb SRAM Asynchronous SDR RAM, 18b Address Bus Width, 16b Word Size, 3.3V 170mA
IDT 4Mb SOJ Asynchronous SRAM, 16b Word, 18b Address, 3.3V, 70°C
44-Pin Commercial Temperature SRAM IC, 3.3V, 256K x 16