X4003, X40 Datasheet - Xicor

X4003, X40, CPU Supervisor

X4003/X4005 CPU Supervisor .
These devices combine three popular functions, Poweron Reset Control, Watchdog Timer, and Supply Voltage Supervision.

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X40-03.pdf

X4003 Datasheet Preview — This datasheet PDF includes multiple part numbers: X4003, X40. Please refer to the document for exact specifications by model.

Datasheet Details

Part number:

X4003, X40

Manufacturer:

Xicor

File Size:

378.74 KB

Description:

CPU Supervisor

Note:

This datasheet PDF includes multiple part numbers: X4003, X40.
Please refer to the document for exact specifications by model.

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 + Power on and Low Voltage Reset Generation Watchdog Timer Reset RESET (X4003) Control Register Reset & Watchdog Timebase RESET (X4005) SCL

X4003 Distributors

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