Watchdog Timer Circuit, SGM819 Replace STWD100.
SGM819 SGM819.pdf
FEATURES
? Current Consumption: 3.5μA (TYP)
? Six Selectable Watchdog Timeout Periods: 3.4ms,
6.8ms, 108.8ms, 1.7s, 7.0s and 27.9s
? Two Selectable Watchdog Active Time: 27.2ms
and 217.6ms
? Watchdog Timer Accuracy: ±20%
? Active-Low Enable Input
? Open-Drain nWDO Output
? Available in a Green SOT-23-5 Package
PIN CONFIGUTION
優勢替代
FEATURES
? Current consumption 13 μA typ.
? Available watchdog timeout periods are
? 3.4 ms, 6.3 ms, 102 ms, and 1.6 s
? Chip enable input
? Open drain or push-pull WDO output
? Operating temperature range: –40 to 125 °C
Packages: SOT23-5 and SC70-5
? (SOT323-5)
? ESD performance
? HBM: 2000 V
? CDM: 1000 V
? Automotive qualified
PIN CONFIGUTION