• Built-in frequency adjusted 32.768 kHz crystal unit and DTCXO
• Interface Type :I2C-Bus
• Interface voltage range :2.5 V to 5.5 V
• Temp. compensated voltage range :2.0 V to 5.5 V
• Timekeeping voltage range :1.6 V to 5.5 V
• Auto power switching function :Automatically switches to backup power
supply by monitoring the VDD voltage
• Interrupt output :Wake up every minute or every second
• Alarm interruption :Day, date, hour, minute
• Auto repeat wakeup timer interruption
• AEC-Q200 compliant