 Features

• Built-in 32.768 kHz quartz crystal

• Wake-up function (Alarm interrupt function): Settable on the second time scale from 1 second to 194 days

(Approximately half a year)

• Low current consumption: 0.25 μA typ. (VDD = 3.0 V, Ta = +25°C)

• Wide range of operation voltage: 1.8 V to 5.5 V

• 2-wire (I2C-bus) CPU interface

• Operation temperature range: Ta = −40°C to +85°C

• Lead-free (Sn 100), halogen-free

 Applications

• IoT communications device

• Monitoring device

• Security device

• Battery system

• Energy harvesting system