ALSC (Alliance Semiconductor Corporation) AS7C4098A-15JIN RoHS: yes Memory Size: 256 KB Organization: 256 K x 16 Access Time: 15 ns Supply Voltage - Max: 5.5 V Supply Voltage - Min: 4.5 V Maximum Operating Current: 140 mA Maximum Operating Temperature: + 70 C Mounting Style: SMD/SMT Package / Case: SOJ-44 Factory Pack Quantity: 19