MCP23S17-E/SP - Microchip Technology

Manufacturer Part Number

MCP23S17-E/SP

Manufacturer

Microchip Technology

Introduction

The MCP23S17-E/SP is a 16-bit I/O expander with serial interface (SPI) for wider compatibility in embedded system applications, offering an easy way to expand GPIO capabilities.

Product Features and Performance

16-bit remote bidirectional I/O port

SPI interface for easy communication with microcontrollers

Interrupt output for input change notification

Power-on Reset (POR) feature

Push-Pull output type for better signal integrity

Supports up to 10 MHz clock frequency for high-speed operations

Wide operating voltage range from 1.8V to 5.5V accommodating various systems

High operating temperature range from -40°C to 125°C ensuring reliability under extreme conditions

Product Advantages

Increases I/O ports without needing to change the microcontroller

Easy integration into existing systems with SPI support

Low power consumption enhances battery life in portable applications

Robust operational integrity in variable environments

Supports high-speed operations for responsive system performance

Key Technical Parameters

Number of I/O: 16

Interface: SPI

Interrupt Output: Yes

Output Type: Push-Pull

Current Output Source/Sink: 25mA

Clock Frequency: 10 MHz

Voltage Supply: 1.8V ~ 5.5V

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Built-in Power-on Reset minimizes system malfunction risks

Manufactured by Microchip Technology, known for high-quality and reliable products

Through Hole mounting for secure and durable PCB connections

Compatibility

Broad compatibility with various microcontrollers through SPI interface

Versatile power supply compatibility from 1.8V to 5.5V for diverse applications

Application Areas

Industrial automation systems

Home automation and smart appliances

Automotive electronics

Consumer electronics

Robotics and control systems

Product Lifecycle

The product status is Active, indicating ongoing production and availability

No current indication of nearing discontinuation, providing long-term deployment reassurance

Several Key Reasons to Choose This Product

Expands GPIO capabilities significantly without major hardware changes

SPI compatibility ensures easy integration with a wide range of microcontroller units (MCUs)

Highly durable and operational in extreme environmental conditions

Microchip Technology’s reputation for quality and reliability

Active product lifecycle status ensures availability and support for future projects