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Voltage on Any Pin Relative to Ground -0.5V to +7.0V Storage Temperature -55°C to +125°C Soldering Temperature 260°C for 10 seconds DIP See JPC/JEDEC Standard J-STD-020A for Surface Mount Devices
DS1307 Features
Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the week, and Year with Leap-Year Compensation Valid Up to 2100
56-Byte, Battery-Backed, Nonvolatile (NV) RAM for Data Storage
I²C Serial Interface
Programmable Square-Wave Output Signal
Automatic Power-Fail Detect and Switch Circuitry
Consumes Less than 500nA in Battery-Backup Mode with Oscillator Running
Optional Industrial Temperature Range: -40°C to +85°C