Raspberry Pi RTC Expansion Module

$18.03
SKU SS-317990036
The RTC module is specifically designed for Raspberry Pi. It communicated with Raspberry Pi through I2C bus. There is a Maxim DS1307 and CR1220 button cell on the board to keep the real time for a long time after the Raspberry Pi has its power down. Set a serial port, TTL convenient way online debugging.
 
 
Features:
  • Use Maxim DS1307 chip
  • Extends CR1220 button cell backup
  • Can be operated by a shell
  • Set a serial port connector 
  • Programmable square-wave output signal
  • Consumes Less than 500nA in Battery-Backup Mode
  • Automatic Power-Fail Detect and Switch Circuitry
  • Programmable Square-Wave Output Signal
 
Port:
  • Raspberry Pi B module 2X13 connection port
  • Raspberry Pi A+/B+/2 module 2X13 connection port
  • 2*5pin 2.54mm connector
 
Product Parameters:
  • Accuracy ±2ppm from 0°C to +40°C
  • Work voltage 5V
  • Battery Backup Input for Continuous Time keeping
  • Real-Time Clock Counts Seconds, Minutes,Hours, Day, Date, Month, and Year with Leap Year Compensation Valid Up to 2100
  • Work temperature 0°C to +70°C