DS3231 Clock Module For Raspberry PI

Product Features The module itself accommodates 3.3 V and 5 V systems 1 Hz and 32.768 kHz output +/- 3 degree Celsius digital temperature sensor accuracy Complete clock calendar features include seconds, minutes, hours, dates, dates, months, and year of the year, with expiration of 2100 leap year compensation Temperature range: -40 to +85 degrees Celsius product description specification: Temperature range is -40 to + 85Deg.C, timing accuracy is maintained at +/- 5ppm (+/- 0.432 sec / day) Provide backup battery for continuous timing Low power consumption Footprint and features are compatible with the DS3231 Complete clock calendar features include seconds, minutes, hours, dates, months, and year of the year, providing leap year compensation up to 2100 Two calendar alarm clocks 1Hz and 32.768kHz output Reset output and input buttons to shake High Speed (400kHz) I2C Serial Bus +2.3 V to +5.5 V supply voltage Accuracy +/- 3Deg.C digital temperature sensor -40 to + 85 ° C operating temperature range 16-pin SO (300mil) package Packing List 5 x DS3231 RTC module