U5021M DIGITAL WINDOW WATCHDOG TIMER

ATMEL Corporation

Description

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The digital window watchdog timer, U5021M, is a CMOS integrated circuit.

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Datasheet Specifications

Part number: U5021M
Manufacturer: ATMEL Corporation
File Size: 160.68 KB
Datasheet: U5021M_ATMELCorporation.pdf
Description: DIGITAL WINDOW WATCHDOG TIMER

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

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 defined time window. A missing or a wrong trigger signal causes the wat

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U5021M DIGITAL WINDOW WATCHDOG TIMER ATMEL Corporation

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