Datasheet Details
| Part number | DS1307 |
|---|---|
| Manufacturer | Maxim Integrated (now Analog Devices) |
| File Size | 202.86 KB |
| Description | Real-Time Clock |
| Datasheet |
 DS1307 Datasheet
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General Description
The DS1307 serial real-time clock (RTC) is a lowpower, full binary-coded decimal (BCD) clock/calendar plus 56 bytes of NV SRAM.
Address and data are transferred serially through an I2C, bidirectional bus.
The clock/calendar provides seconds, minutes, hours, day, date, month, and year information.
Key Features
- Completely Manages All Timekeeping Functions o 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 o 56-Byte, Battery-Backed, General-Purpose RAM with Unlimited Writes o Programmable Square-Wave Output Signal.
- Simple Serial Port Interfaces to Most Microcontrollers o I2C Serial Interface.
- Low Power Operation Extends Battery Backup Run Time o Consumes Less than 500nA in BatteryBackup Mode w.
