MAX690A Microprocessor Supervisory Circuits

Maxim

Description

MAX690A/MAX692A/ MAX802L/MAX802M/ MAX805L Microprocessor Supervisory Circuits General .
The MAX690A/MAX692A/MAX802L/MAX802M/MAX805L reduce the complexity and number of components required for power-supply monitoring and batterycontrol fun.

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Datasheet Specifications

Part number: MAX690A
Manufacturer: Maxim
File Size: 425.89 KB
Datasheet: MAX690A_MaximIntegratedProducts.pdf
Description: Microprocessor Supervisory Circuits

Features

* Precision Supply Voltage Monitor: 4.65V for MAX690A/MAX802L/MAX805L 4.40V for MAX692A/MAX802M
* Reset Time Delay: 200ms
* Watchdog Timer: 1.6s Timeout
* Battery-Backup Power Switching
* 200μA Quiescent Supply Current
* 50nA Quiescent Supply

Applications

* Battery-Powered Computers and Controllers
* Intelligent Instruments
* Critical μP Power Monitoring Typical Operating Circuit UNREGULATED DC 0.1µF R1 R2 3.6V LITHIUM BATTERY REGULATED +5V VCC RESET PFI MAX690A PFO MAX802L WDI VBATT VOUT GND VCC RESET µP NMI I/O

MAX690A Distributors

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MAX690A Microprocessor Supervisory Circuits Maxim

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