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U5021M

ATMEL Corporation
Part Number U5021M
Manufacturer ATMEL Corporation
Description DIGITAL WINDOW WATCHDOG TIMER
Published Apr 16, 2005
Detailed Description Features • Low Current Consumption: IDD < 100 µA • RC Oscillator • Internal Reset During Power-up and Supply Voltage Dro...
Datasheet PDF File U5021M PDF File

U5021M
U5021M

Overview
Features • Low Current Consumption: IDD < 100 µA • RC Oscillator • Internal Reset During Power-up and Supply Voltage Drops (POR) • “Short” Trigger Window for Active Mode, “Long” Trigger Window for Sleep Mode • Cyclical Wake-up of the Microcontroller in Sleep Mode • Trigger Input • Single Wake-up Input • Reset Output • Enable Output Digital Window Watchdog Timer Description The digital window watchdog timer, U5021M, is a CMOS integrated circuit.
In applications where safety is critical, it is especially important to monitor the microcontroller.
Normal microcontroller operation is indicated by a cyclically transmitted trigger signal, which is received by a window watchdog timer within a defi...


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