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Watchdog Timers

Maxim offers the most innovative watchdog timer solutions used to monitor and minimize code execution errors.

Select From	Programming Method		Watchdog Features
Stand-Alone	Pin-Selectable	—	Long Start-Up Delays	—	Lowest Power	—
One Monitored Voltages	—	Capacitor Adjustable	Long Start-Up Delays	Windowed-Watchdog	Lowest Power	Specified to +125°C
Two Monitored Voltages	—	Capacitor Adjustable	Long Start-Up Delays	—	Lowest Power	Specified to +125°C
Three Monitored Voltages	—	—	Long Start-Up Delays	—	Lowest Power	—
Four Monitored Voltages	Pin-Selectable	—	Long Start-Up Delays	—	Lowest Power	Specified to +125°C
Five or More Monitored Voltages	—	—	Long Start-Up Delays	—	Lowest Power	Specified to +125°C

Application Notes
Application Note 1926: Watchdogs Improve System Reliability—How to Choose the Right Part Abstract Application Note 1865: Different Ways to Use a MAX6369 Series Watchdog Timer Abstract Application Note 1070: Windowed Watchdog Enhances µP Supervisors Abstract Application Note 892: Watchdog Timer Allows Entry to Test Mode Abstract More...
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