l Available for counting the seconds, hours, minutes, days of month, months, days of week
With the function of leap year compensation.
Year recording to the limit of 2100.
56 bytes of non-volatile RAM
Two-wire serial interface (IIC communication)
Programmable square-wave output
Automatic power-off detection and switching circuit
In battery backup mode, power consumption is less than 500nA
Industrial operating temperature: -40 to 80
Power supply needs: 5V and 3.3V
Interface type: Digital
Pin Definition: 1-GND 2-VCC 3-SCK 4-SDA 5-RST
ELECFREAKS OCTOPUS REAL TIME CLOCK