---
product_id: 39352651
title: "Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module"
brand: "aideepen"
price: "$0.25"
currency: USD
in_stock: false
url: https://www.desertcart.ec/products/39352651-aideepen-mcp23s17-bidirectional-16-bit-i-o-expander-spi-serial
store_origin: EC
region: Ecuador
---

# 16-Bit I/O 8 Devices 10 MHz Speed Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module

**Brand:** aideepen
**Price:** $0.25
**Availability:** ❌ Out of Stock

## Summary

> 🚀 Elevate Your Projects with Cutting-Edge I/O Expansion!

## Quick Answers

- **What is this?** Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module by aideepen
- **How much does it cost?** $0.25 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/39352651-aideepen-mcp23s17-bidirectional-16-bit-i-o-expander-spi-serial)

## Best For

- aideepen enthusiasts

## Why This Product

- Trusted aideepen brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Control:** Utilize the polarity inversion register for precise input port data management.
- • **Customizable Alerts:** Configure INTA and INTB to operate independently or in sync for tailored notifications.
- • **Expand Your Horizons:** Connect up to 8 devices effortlessly with three hardware address pins.
- • **Unleash Your Creativity:** Transform your projects with 16-bit bidirectional I/O capabilities.
- • **Lightning-Fast Communication:** Experience high-speed data transfer with a maximum SPI interface of 10 MHz.

## Overview

The Aideepen MCP23S17 is a versatile 16-bit bidirectional I/O expander designed for high-speed SPI communication. With a maximum speed of 10 MHz, it allows for seamless integration of up to eight devices on a single bus, making it an essential tool for innovative project development. Its customizable interrupt configuration and polarity inversion features provide enhanced control and flexibility.

## Description

Features:  16-Bit Remote Bidirectional I/O Port: - I/O pins default to input  High-Speed I2C Interface (MCP23017): - 100kHz - 400kHz - 1.7MHz  High-Speed SPI Interface (MCP23S17): - 10 MHz (maximum)  Three Hardware Address Pins to Allow Up to Eight Devices On the Bus  Configurable Interrupt Output Pins: - Configurable as active-high, active-low or open-drain  INTA and INTB Can Be Configured to Operate Independently or Together  Configurable Interrupt Source: - Interrupt-on-change from configured register defaults or pin changes  Polarity Inversion Register to Configure the Polarity of the Input Port Data  External Reset Input  Low Standby Current: 1 μA (max.)  Operating Voltage: - 1.8V to 5.5V @ -40°C to +85°C - 2.7V to 5.5V @ -40°C to +85°C - 4.5V to 5.5V @ -40°C to +125°C Package included: 1*MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module

## Features

- 16-Bit Remote Bidirectional I/O Port
- High-Speed SPI Interface (MCP23S17): 10 MHz (maximum)
- Three Hardware Address Pins to Allow Up to Eight Devices On the Bus
- INTA and INTB Can Be Configured to Operate Independently or Together
- Polarity Inversion Register to Configure the Polarity of the Input Port Data

## Images

![Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module - Image 1](https://m.media-amazon.com/images/I/61RKe3t84QL.jpg)
![Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module - Image 2](https://m.media-amazon.com/images/I/61a0GMpMRIL.jpg)
![Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module - Image 3](https://m.media-amazon.com/images/I/61kymXYE6QL.jpg)
![Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module - Image 4](https://m.media-amazon.com/images/I/61QTkTDhhCL.jpg)
![Aideepen MCP23S17 Bidirectional 16-Bit I/O Expander SPI Serial Interface Shield Module - Image 5](https://m.media-amazon.com/images/I/615eKQKi-zL.jpg)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-29*