MAX7300AAI+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7300AAI+

Manufacturer

Analog Devices

Introduction

The MAX7300AAI+ is an integrated interface I/O expander that provides a simple solution for expanding microcontroller I/O through a serial interface.

Product Features and Performance

20 I/O ports for expanded functionality

I2C, 2-Wire Serial interface allows for easy communication with MCUs

Interrupt Output to indicate to the host when an input state has changed

Push-Pull Output Type for driving loads directly

Supports Clock Frequency of 400 kHz for I2C operations

Wide Voltage Supply range from 2.5V to 5.5V to work with various logic levels

Product Advantages

Reduces microcontroller I/O requirements

Simplifies design and PCB layout with less wiring

Offers increased design flexibility with programmable I/O ports

Enhances system reliability through the interrupt feature

Key Technical Parameters

Number of I/O: 20

Current Output Source/Sink: 4.5mA, 10mA

Operating Temperature Range: -40°C to +125°C

Compatible with I2C, 2-Wire Serial protocols

Voltage Supply: 2.5V to 5.5V

Clock Frequency: 400 kHz

Quality and Safety Features

Extended operating temperature range for use in industrial environments

Robust SSOP package for surface mounting

Compatibility

Easily interfaced with most microcontrollers supporting I2C

Application Areas

Industrial controls

Automotive systems

Home automation

Robotics

Product Lifecycle

Product Status: Active

Not nearing discontinuation, with support and replacements readily available

Several Key Reasons to Choose This Product

Expands microcontroller I/O capability without significant redesign or added complexity

Provides versatile I/O expansion with minimal additional components needed

Supports interrupt-driven applications, improving system responsiveness

Durable and reliable for use in harsh environments

Compatible with a wide array of microcontrollers and processors

Comes from a reputable manufacturer with a track record of quality products

Versatile power supply compatibility ensuring easy integration into various system voltages