SRAM, 4MB, 5V, 12NS, 256KX16, SOJ44; Memory Size:4Mbit; SRAM Memory Configuration:256K x 16bit; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Memory Case Style:SOJ; No. of Pins:44; Access Time:12ns; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; Packaging:Each; MSL:-; Memory