Maxim Integrated DS1312S-2+, SRAM controller, 6V, 10ns, 8-Pin SOIC
5 V, Maximum Operating Temperature: +85 °C, Minimum Operating Supply Voltage: 5.5mm, Width: 4mm, Maximum Operating Supply Voltage: 4.5 V, Minimum Operating Temperature: -40 °C.Maxim Integrated DS1312S-2+, SRAM controller, 6V, 10ns, 8-Pin SOIC, Voltage Supply Monitoring Tolerance: ±10%, Write Protect Control: Yes, Mounting Type: Surface Mount, Dimensions: 5 x 4 x 1.