Raspberry Pi High -precision clock module DS3231

one.Overview:

Raspberry PI foreign high -precision clock module DS3231

Note that the Arduino motherboard can also use this module.

The module itself can adapt to the systems of 3.3V and 5V, without the need to transform levels, which is super convenient!

two.characteristic:

1. -40 ° C to+85 ° C The temperature range, the chronograph accuracy remains at ± 5ppm (± 0.432 seconds/day)

2. Provide battery backup for continuous timing

3. Low power consumption

4. Compatible with DS3231 compatibility with device packaging and functions

5. The complete clock calendar function includes seconds,,, time, week, date, month, and annual periods, and provides leap year compensation with validity period to 2100 years

6. Two calendar alarm clocks

7.1Hz and 32.768kHz output

8. Surging output and button shake input

9. High -speed (400kHz) I2C serial bus

10.+2.3V to+5.5V power supply voltage

11. Digital temperature sensor with accuracy of ± 3 ° C

12.-40 ° C to+85 ° C working temperature range

13.16 pin SO (300mil) packaging

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