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X40421 - Dual Voltage Monitor

This page provides the datasheet information for the X40421, a member of the X40420 Dual Voltage Monitor family.

Description

The X40420/21 combines power-on reset control, watchdog timer, supply voltage supervision, and secondary supervision, manual reset, and Block Lock™ protect serial EEPROM in one package.

This combination lowers system cost, reduces board space requirements, and increases reliability.

Features

  • Monitor Voltages: 5V to 1.6V Memory Security Battery Switch Backup VOUT 5mA to 50mA Preliminary Datasheet 4kbit EEPROM X40420/X40421.

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Datasheet preview – X40421

Datasheet Details

Part number X40421
Manufacturer Xicor
File Size 174.62 KB
Description Dual Voltage Monitor
Datasheet download datasheet X40421 Datasheet
Additional preview pages of the X40421 datasheet.

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Other Datasheets by Xicor
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  • X40430 - Triple Voltage Monitor
  • X40431 - Triple Voltage Monitor
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  • X40015 - Dual Voltage Monitor with Integrated CPU Supervisor
  • X4003 - CPU Supervisor

Full PDF Text Transcription

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New Features • • • • Monitor Voltages: 5V to 1.6V Memory Security Battery Switch Backup VOUT 5mA to 50mA Preliminary Datasheet 4kbit EEPROM X40420/X40421 APPLICATIONS • Communications Equipment —Routers, Hubs, Switches —Disk arrays • Industrial Systems —Process Control —Intelligent Instrumentation • Computer Systems —Desktop Computers —Network Servers X40420/21 Dual Voltage Monitor with Integrated CPU Supervisor and System Battery Switch FEATURES • Dual voltage detection and reset assertion —Three standard reset threshold settings (4.6V/2.9V, 4.6V/2.6V, 2.9V/1.6V) —VTRIP2 Programmable down to 0.
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