TUTORIALS 1926

Watchdogs Improve System Reliability—How to Choose the Right Part


Abstract: Watchdog timers are used to monitor and minimize code execution errors. Internal watchdog timers are subject to code execution problems, making external watchdog circuits invaluable in preventing system lockup.

This document provides assistance in selecting the right time of watchdog/supervisory product for different type of applications and how to apply the circuit without the software code.