The module itself can adapt to 3.3V and 5V system, no need for level conversion, which is super convenient;
Provide continuous timing battery backup;
Complete clock calendar function includes second, minute, time, week, date, month, and year, and provide leap year?compensation until 2100;?
Low power consumption;
Two calendar clock;
Reset output and anti-shake input;
During -40 ¡ãC to + 85 ¡ã C temperature range, timing accuracy is ¡À5 PPM (¡À0.432sec/day);
1 Hz and 32.768 kHz output;
High speed (400 KHZ)I2C serial bus;
+2.3 V to + 5.5V power supply voltage;
Precision of digital temperature sensor is ¡À3¡ãC;
Pls refer to the last photo in above photo window.