DS3231 Real Time Clock RTC Module for Arduino & Raspberry Pi
|+25 6 % $3.74|
|+100 9 % $3.62|
|+300 12 % $3.50|
|+500 15 % $3.39|
|+1000 18 % $3.27|
A very compact real-time clock (RTC) module is based on the high accuracy DS3231 IC and includes a rechargeable battery backup. This module also has a header with a pinout specifically designed so that it can be plugged directly into the IO header of your Raspberry Pi without any need for additional wires or soldering. The module makes use of the Raspberry Pi\\\\\\\'s I2C hardware interface.
Input Voltage: 2.3V ~ 5.5V
Clock Accuracy: ± 5ppm (± 0.432 sec / day)
Temperature Sensor Accuracy: ±3°C
Frequency: 1Hz, 32.768kHz
Pin Number: 5 Pin
Operating temperature: -40°C ~ +85°C
Size: 14mm x 14mm x 14mm
Reset button and button input.
Complete clock functions include seconds, minutes, hours, day, date, month and year timing, and provide valid to 2100.
Two calendar alarm.