DS3231 Mini Module RTC Raspberry Pi Real Time Clock Modul

 Features:
1. Within -40C to +85 C temperature range, timing accuracy is maintained at 5ppm ( 0.432 sec / day).
2. Provide battery backup for continuous timing.
3. Low-power.
4. Device package and function compatible with the DS3231.
5. Complete clock functions include seconds, minutes, hours, day, date, month and year timing, and provide valid to 2100.
6. Two calendar alarm

Spesifikasi:
– 1Hz and 32.768kHz output.
– Reset button and button input.
– High-speed (400KHz) I2C serial bus.
– +2.3 V to +5.5 V supply voltage.
– 3C accuracy digital temperature sensor.
– -40C to +85C operating temperature range.
– 16-pin SO (300mil) package