SRAM, 4MBIT, 3V, 55NS, 48CSP; Memory Size:4Mbit; Memory Configuration:256K x 16bit; Access Time:55ns; Supply Voltage Range:2.7V to 3.6V; Memory Case Style:FBGA; No. of Pins:48; Operating Temperature Range:-40°C to +85°C; MSL:MSL 3 - ;RoHS Compliant: Yes