REAL TIME CLOCK/CALENDAR, BINARY, SOIC16; Date Format:YYYY:MM:WK:DD:Hr:Min:Secs; Clock Format:Binary; Clock IC Type:Calendar, Clock; Supply Voltage Min:1.8V; Supply Voltage Max:4.2V; Clock IC Case Style:SOIC; No. of Pins:16; IC Interface Type:I2C, SPI; Operating Temperature Min:-40°C; Operating Tem