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MAX703 Low-Cost P Supervisory Circuits

MAX703 Description

MAX703/MAX704 Low-Cost Microprocessor Supervisory Circuits with Battery Backup General .
The MAX703/MAX704 microprocessor (μP) supervisory circuits reduce the complexity and number of components required for power-supply monitoring and bat.

MAX703 Features

* Battery-Backup Power Switching
* Precision Supply-Voltage Monitor
* 4.65V (MAX703)
* 4.40V (MAX704)
* 200ms Reset Pulse Width
* Debounced TTL/CMOS-Compatible Manual Reset Input
* 200μA Quiescent Current
* 50nA Quiescent Curren

MAX703 Applications

* Computers
* Controllers
* Intelligent Instruments
* Critical μP Power Monitoring Typical Operating Circuit UNREGULATED DC REGULATED +5V R1 0.1µF VCC RESET PFI PFO 3.6V LITHIUM MAX703 R2 BATTERY MAX704 VBATT MR GND VOUT PUSHBUTTON SWITCH MICROPROC

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Low-Cost Supervisory Circuits Maxim
Maxim MAX703-like datasheet