Datasheet Summary
Product Highlights
- Ultra-Low-Power Real Time Clock
- 70nA Timekeeping Current
- 1.1V to 5.5V Timekeeping Voltage Range
- Automatic Switchover to Backup Supply on Power Failure
- Trickle Charger for External Supercapacitor
- Integrated Power Switch with State Machine Increases System Battery Life
- Up to 500mA Continuous Current
- Ultra-Low 57mΩ On-Resistance
- Wakeup on Periodic Interrupt- Countdown Timer (100ms to 1hr) and Alarms (1s Resolution)
- Wakeup on External Interrupt, Like Pushbutton
- Saves Board Space
- No External Capacitors Required for Crystal
- 1.5mm x 2mm 12-WLP
- 3mm x 3mm 12-TDFN
- Value-Add Features for Ease of Use
- Works with Many 32.768kHz Crystals (no CL...