MAX809TEUR - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX809TEUR

Manufacturer

Analog Devices

Introduction

The MAX809TEUR is a microprocessor supervisory circuit used to monitor power supplies in microprocessor systems. It provides a significant function by triggering a reset to the microprocessor during power-up, power-down, and brownout conditions.

Product Features and Performance

Simple Reset/Power-On Reset functionality

Monitors single voltage level

Active low reset output

Reset timeout period of 140ms minimum

Operates over a wide temperature range from -40°C to +105°C

Product Advantages

Ensures stable microprocessor resetting, preventing software corruption

Low power consumption enhances overall system efficiency

Compact SOT-23-3 package suitable for space-constrained applications

Key Technical Parameters

Voltage - Threshold: 3.08V

Output Type: Push-Pull, Totem Pole

Number of Voltages Monitored: 1

Operating Temperature: -40°C ~ 105°C (TA)

Mounting Type: Surface Mount

Quality and Safety Features

Robust construction ensures reliable operation in extended temperature ranges

Designed to meet strict industry safety requirements for power management devices

Compatibility

Compatible with various microprocessor systems requiring voltage threshold monitoring at 3.08V

Application Areas

Computer systems

Embedded systems

Portable/battery-operated equipment

Product Lifecycle

Product Status: Active

Currently not nearing discontinuation

Replacements or upgrades should be verified with the latest datasheet updates

Several Key Reasons to Choose This Product

Precision voltage monitoring enhances system reliability

Low reset threshold suitable for lower voltage applications

Extended operating temperature range ideal for harsh environments

Compact and reliable packaging ensures ease of integration into various designs