Description
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
-40 ° C to +85 ° C temperature range, timing accuracy kept at ± 5ppm (± 0.432 sec / day)
timed to provide continuous battery backup
low-power
Device package and function compatible with the DS3231
Complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing and provide valid until the year 2100 leap year compensation
two calendar alarm
1Hz and 32.768kHz output
Reset button debounced input and output
speed (400kHz) I2C serial bus
+2.3 V to +5.5 V Supply Voltage
± 3 ° C accuracy digital temperature sensor
-40 ° C to +85 ° C operating temperature range
16-pin SO (300mil) package
by Underwriters Laboratories (UL) certification
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