MCP23S08-E/SS - Microchip Technology

Manufacturer Part Number

MCP23S08-E/SS

Manufacturer

Microchip Technology

Introduction

The MCP23S08-E/SS is an SPI-interface I/O expander designed to provide additional I/O capabilities to a microcontroller or processor-based system.

Product Features and Performance

8 I/O pins

SPI interface

Interrupt output

Power-on reset feature

Push-pull output type

Clock frequency of 10 MHz

Supports voltage supply range from 1.8V to 5.5V

Operating temperature range -40°C to 125°C

Product Advantages

Expands I/O capabilities using only one SPI port

Low power consumption

Versatility in operating conditions

Highly reliable with integrated power-on reset

Key Technical Parameters

Number of I/O: 8

Interface: SPI

Clock Frequency: 10 MHz

Voltage Supply: 1.8V ~ 5.5V

Current - Output Source/Sink: 25mA

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

Quality and Safety Features

Built with robust manufacturing standards

Power-on reset enhances overall system reliability

Designed for safe operation across a broad range of temperatures

Compatibility

Compatible with any microcontroller supporting the SPI protocol

Application Areas

Home automation systems

Industrial controls

Consumer electronics

Automotive applications

Product Lifecycle

Product Status: Active

Not nearing discontinuation

Replacements or upgrades are available for future scalability

Several Key Reasons to Choose This Product

Small form factor 20-SSOP package ideal for space-sensitive applications

Flexible power requirements allow for use in a multitude of device configurations

High temperature tolerance ensures stable performance in extreme conditions

Direct interface to SPI allows for efficient and simple integration into existing systems

Highly competitive output current capabilities for driving various external devices