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ASM802L - (ASMxxxx) UP Power Supply Supervisor

Alliance Semiconductor

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ASM802L (asmxxxx) up power supply supervisor by Alliance Semiconductor - Datasheet Preview

Datasheet Details

Part number	ASM802L
Manufacturer	Alliance Semiconductor
File Size	356.98 KB
Description	(ASMxxxx) UP Power Supply Supervisor
Datasheet	ASM802L Datasheet

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.

Overview

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

Key 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.

📁 Similar Datasheet

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