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ASM802M - (ASMxxxx) UP Power Supply Supervisor

This page provides the datasheet information for the ASM802M, a member of the ASM802L (ASMxxxx) UP Power Supply Supervisor family.

Datasheet Summary

Description

The AS690A / AS692A / AS802L / AS802M / AS805L offers complete single chip solutions for power supply monitoring and control battery functions in microprocessor systems.

Each device implements four functions: Reset control, watchdog monitoring, battery-backup switching and power-failure monitoring.

Features

  • of these four functions are:.
  • Typical Operating Circuit Unregulated DC Regulated +5V VCC RESET PFI R2 VBATT PFO WDI VOUT RESET NMI VCC www. DataSheet4U. com R1 0.1 µF 1.6 second watchdog timer to keep microprocessor responsive 4.40V or 4.65V VCC threshold for microprocessor reset at power-up and power-down SPDT (Single-pole, Double-throw) PMOS switch connects backup power to RAM if VCC fails 1.25V threshold detector for power loss or general purpose volt.

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Datasheet preview – ASM802M

Datasheet Details

Part number ASM802M
Manufacturer Alliance Semiconductor
File Size 356.98 KB
Description (ASMxxxx) UP Power Supply Supervisor
Datasheet download datasheet ASM802M Datasheet
Additional preview pages of the ASM802M datasheet.

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Full PDF Text Transcription

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October 2003 rev 1.0 ASM690A / 692A ASM802L / 802M ASM805L µP Power Supply Supervisor With Battery Backup Switch Applications • • • • • • • • Embedded control systems Portable/Battery operated systems Intelligent instruments Wireless instruments Wireless communication systems PDAs and hand-held equipments µP / µC power supply monitoring Safety system General Description The AS690A / AS692A / AS802L / AS802M / AS805L offers complete single chip solutions for power supply monitoring and control battery functions in microprocessor systems. Each device implements four functions: Reset control, watchdog monitoring, battery-backup switching and power-failure monitoring.
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