Microchip MCP79511-I/MS; Real Time Clock; 64B RAM Serial-SPI; 10-Pin MSOP
MCP7951X Series 1.8 to 3.6 V Battery-Backed SPI Real-Time Clock/Calendar-MSOP-10
RTCC, SPI, 1KB EE, 64B SRAM, MSOP-10; Date Format: YYYY: MM: WK: DD: Hr: Min: Secs; Clock Format: 12Hr / 24Hr; Clock IC Type: Alarm RTC; Supply Voltage Min: 1.8V; Supply Voltage Max: 3.6V; Clock IC Case Style: MSOP; No. of Pins: 10Pi