X4003 CPU Supervisor

Intersil Corporation

Description

® X4003, X4005 Data Sheet May 11, 2006 FN8113.1 CPU Supervisor .
These devices combine three popular functions, Power-on Reset Control, Watchdog Timer, and Supply Voltage Supervision.

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Datasheet Specifications

Part number: X4003
Manufacturer: Intersil Corporation
File Size: 302.08 KB
Datasheet: X4003_IntersilCorporation.pdf
Description: CPU Supervisor

Features

* Selectable watchdog timer
* Select 200ms, 600ms, 1.4s, off
* Low VCC detection and reset assertion
* Five standard reset threshold voltages nominal 4.62V, 4.38V, 2.92V, 2.68V, 1.75V
* Adjust low VCC reset threshold voltage using special programming sequence

Applications

* requiring higher precision. BLOCK DIAGRAM Watchdog Transition Detector WP SDA Data Register Command Decode & Control Logic VCC Threshold Reset logic VCC VTRIP + Watchdog Timer Reset RESET (X4003) Control Register Reset & Watchdog Timebase RESET (X4005) SCL Power-on and Low Voltage Reset Generatio

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X4003 CPU Supervisor Intersil Corporation

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