Specification Brand : Generic BulletPoint : 1PCS DS3231 Real Time Clock Module For 3.3V/5V With Battery For ItemName : 1PCS DS3231 Real Time Clock Module for 3.3V/5V with Battery for ItemTypeKeyword : clock-integrated-circuits Manufacturer : Generic Material : Copper PartNumber : Lile_HFN_2014 ProductDescription : Overview:
highest precision clock module DS3231
Note board can also use this module .
Module itself can adapt to 3.3V and 5V system without level conversion , this is a super easy !
Characteristic:
1.-40 ° C to + 85 ° C temperature range , timing accuracy is maintained at ± 5ppm (± 0.432 s / day )
2. Continuous Timekeeping Battery Backup
3. Low power consumption
4. The device package, and functionally compatible with the DS3231
5. The complete calendar clock functions include seconds, minutes , hours, day , date , month and year time, and provide valid until 2100 Leap Year Compensation
6. The two -day alarms
7.1Hz and 32.768kHz output
8. Reset button to output and input jitter
9. High-speed (400kHz) I2C serial bus
10. + 2.3V to + 5.5V supply voltage
11. The accuracy of ± 3 ° C digital temperature sensor
12.-40 ° C to + 85 ° C operating temperature range