SGM819S Overview
The SGM819S is an independent watchdog timer circuit. It can be used to guard against system failures due to hardware types like peripherals errors and bus occupancy or software types like infinite code execution in a loop. This device has a WDI input and an nWDO output.
SGM819S Key Features
- Current Consumption: 3.5μA (TYP)
- Six Selectable Watchdog Timeout Periods: 3.4ms
- Two Selectable Watchdog Active Time: 27.2ms
- Watchdog Timer Accuracy: ±20%
- Active-Low Enable Input
- Open-Drain nWDO Output
- Available in a Green SOT-23-5 Package