ISL12022M
Features
- Embedded 32.768k Hz quartz crystal in the package
- 20 Ld SOIC package (for DFN version, see the ISL12020M)
- Calendar
- On-chip oscillator temperature pensation
- 10-bit digital temperature sensor output
- 15 selectable frequency outputs
- Interrupt for alarm or 15 selectable frequency outputs
- Automatic backup to battery or supercapacitor
- VDD and battery status monitors
- Battery Reseal function to extend battery shelf life
- Power status brownout monitor
- Time stamp for battery switchover
- 128 bytes battery-backed user SRAM
- 1.6µA maximum battery current
- I2C Bus
- Ro HS pliant
Applications
- Utility meters
- POS equipment
- Printers and copiers
- Digital cameras
SCHOTTKY DIODE BAT54
BATTERY 3.0V
C2 0.1µF
1 NC
NC 20
2 NC
NC 19
3 NC
NC 18
4 NC
NC 17
5 NC
NC 16
6 GND GND 15
7 VBAT 8 GND
9 NC
10 NC
VDD 14 IRQ/ 13 FOUT 12 SCL SDA...
