Alliance Memory SRAM- 4Mbit, Organisation: 512k x 8 bit, Number of Bits per Word: 8bit, Maximum Random Access Time: 12ns, Address Bus Width: 19bit, Low Power: Yes, Timing Type: Asynchronous, Mounting Type: Surface Mount, Package Type: TSOP, Pin Count: 44, Dimensions: 18.54 x 10.29 x 1.05mm, Maximum Operating Supply Voltage: 3.6 V, Length: 18.54mm, MPN: AS7C34096A-12TIN