MAX7301AAX+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7301AAX+

Manufacturer

Analog Devices

Introduction

The MAX7301AAX+ is a versatile I/O expander from Analog Devices, designed to enhance interface options. It belongs to the category of Interface I/O Expanders and is offered in a Tube packaging. This device enables a Serial Peripheral Interface (SPI) for effective communication.

Product Features and Performance

Features 28 I/O ports, providing extensive interface capabilities.

Utilizes SPI for communication, ensuring quick and reliable data transfer.

Includes Interrupt Output, facilitating event-driven communication and actions.

Supports Push-Pull output type, allowing for direct interfacing with other digital devices without the need for external pull-up resistors.

Provides flexible current output sourcing/sinking options (4.5mA, 10mA), permitting a wide range of peripheral devices to be driven.

Capable of operating at a Clock Frequency of up to 26 MHz, ensuring high-speed data communication.

Operates across a wide Voltage Supply range (2.5V ~ 5.5V), accommodating various power systems.

Product Advantages

High I/O count in a compact package enhances port expansion without significant space increase.

SPI interface allows for a minimal pin count for communication, saving PCB space and reducing complexity.

Interrupt capability improves system responsiveness by allowing immediate attention to critical events.

Push-Pull output type simplifies circuit design.

High clock frequency support enhances the system's overall performance.

Key Technical Parameters

Number of I/O: 28

Interface: SPI

Interrupt Output: Yes

Current Output Source/Sink: 4.5mA, 10mA

Clock Frequency: 26 MHz

Voltage Supply: 2.5V ~ 5.5V

Operating Temperature: -40°C ~ 125°C

Mounting Type: Surface Mount

Package / Case: 36-BSOP

Quality and Safety Features

The MAX7301AAX+ is built to operate reliably in extreme temperatures ranging from -40°C to 125°C, ensuring performance under harsh conditions.

Compatibility

Its SPI interface makes it compatible with a wide range of microcontrollers and processors that support SPI, broadening its application scope.

Application Areas

Automotive interfaces

Industrial control systems

Home automation systems

Robotics and embedded systems

Product Lifecycle

The product status is marked as Active, indicating that it is not nearing discontinuation. Customers can expect continuous availability and support.

Several Key Reasons to Choose This Product

High I/O flexibility combined with compact size makes it ideal for expanding interface capabilities in space-constrained applications.

SPI communication ensures efficient data transfer with minimal pin usage, ideal for complex but compact designs.

The broad operating temperature range assures reliable operation in extreme environments, essential for automotive and industrial applications.

Support for both source and sink current provides versatility in driving various peripherals, enhancing design flexibility.