MCP23S09-E/MG - Microchip Technology

Manufacturer Part Number

MCP23S09-E/MG

Manufacturer

Microchip Technology

Introduction

An SPI interface I/O expander that provides additional I/O capabilities to a host controller.

Product Features and Performance

8-bit remote I/O expander

SPI Interface for simple communication

Interrupt Output for alerting the host when input changes occur

Supports open-drain output configurations

Product Advantages

Enables expansion of I/O without a need for additional pins on the microcontroller

Offers a versatile voltage range for system compatibility

High-temperature range suitable for industrial applications

Key Technical Parameters

Number of I/O: 8

Interface: SPI

Interrupt Output: Yes

Current - Output Source/Sink: 25mA

Clock Frequency: 10 MHz

Voltage - Supply: 1.8V to 5.5V

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Robust operating temperature range for reliability in extreme conditions

Lead-free and RoHS compliant

Compatibility

Compatible with most microcontrollers with SPI interface

Flexible voltage range for mixed-voltage systems

Application Areas

Industrial control systems

Home automation

Embedded systems

PLC systems

Product Lifecycle

Active status, not near discontinuation

Ongoing support and production anticipated

Several Key Reasons to Choose This Product

Flexible I/O expansion without compromising microcontroller resources

Simple SPI interface integration

Ability to operate across various voltage levels for system versatility

Stable performance in a wide range of environmental conditions

Suitable for a variety of applications and industries