STMicroelectronics Real Time Clock (RTC), 24-Pin PCDIP, M48T12-150PC1
34mm, Maximum Operating Supply Voltage: 5.5 V, Maximum Operating Temperature: +70 °C, Minimum Operating Supply Voltage: 4.5 V, Number of Bits per Word: 11bit, MPN: M48T12-150PC1.STMicroelectronics Real Time Clock (RTC), 24-Pin PCDIP, Interface Type: Parallel, Data Bus Width: 10bit, Mounting Type: Through Hole, Dimensions: 34.