MAX7321ATE+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7321ATE+

Manufacturer

Analog Devices

Introduction

The MAX7321ATE+ is an I2C interface compatible I/O expander from Analog Devices, enabling extended I/O capabilities for microcontroller-based systems.

Product Features and Performance

8 I/O ports expandable via I2C interface

Interrupt output for enhanced system responsiveness

Supports open drain and push-pull output configurations

Programmable output reset (POR) feature for better control during power-up

High Clock Frequency support up to 400 kHz for faster data communication

Wide operating voltage range from 1.71V to 5.5V

Product Advantages

Allows design flexibility with multi output types

Enhances microcontroller capabilities with minimal additional hardware

Suitable for systems requiring fast I/O expansions

Key Technical Parameters

Number of I/O: 8

Interface: I2C

Current Output Source/Sink: 20mA

Clock Frequency: 400 kHz

Voltage Supply Range: 1.71V ~ 5.5V

Operating Temperature Range: -40°C ~ 125°C

Quality and Safety Features

Built to endure industrial temperature ranges

POR feature maintains reliable operation through voltage variations

Compatibility

Compatible with any microcontroller with I2C interface

Application Areas

Industrial controls

Automotive systems

Consumer electronics

Telecommunication systems

Product Lifecycle

Currently active with ongoing manufacturer support

No known discontinuation, with potential upgrades in the future

Several Key Reasons to Choose This Product

Versatile I/O expansion via popular I2C interface simplifying design integrations

Immediate interrupt feature allows for swift system response, improving overall efficiency

High output current capability supports a diverse range of peripherals

Wide voltage and temperature operation ranges make it ideal for robust applications

Proven reliability backed by Analog Devices’ reputation