ODSEVEN Precision DS3231 Real Time Clock Module RTC DS3231 3.3V/5V with Battery for Raspberry Pi

$1.89

Raspberry Pi foreign highest precision clock module DS3231

Modules can adapt itself 3.3V and 5V systems without level conversion, this is a super convenient!

Feature:

The 1.-40 ° C to +85 ° C temperature range, timing accuracy kept at ± 5ppm (± 0.432 sec / day)

2 timed to provide continuous battery backup

3 low-power

Device package and function compatible with the DS3231

5Complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing and provide valid until the year 2100 leap year compensation

6 two calendar alarm

7.1Hz and 32.768kHz output

8 Reset button debounced input and output

9-speed (400kHz) I2C serial bus

  1. +2.3 V to +5.5 V Supply Voltage

11 ± 3 ° C accuracy digital temperature sensor

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

13.16-pin SO (300mil) package

14 by Underwriters Laboratories (UL) certification

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