Description
DS1307 RTC –
Completely Manages All Timekeeping Functions, Real-Time Clock 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, General-Purpose RAM with Unlimited Writes, Programmable Square-Wave Output Signal, Simple Serial Port Interfaces to Most Microcontrollers, I2C Serial Interface
Low Power Operation Extends Battery Backup Run Time, Consumes Less than 500nA in Battery-Backup Mode with Oscillator Running
Automatic Power-Fail Detect and Switch Circuitry.
