---
product_id: 72998559
title: "MICROCHIP MCP23018-E/SP IC, I/O EXPANDER, 16BIT, 3.4MHZ, DIP-28"
brand: "microchip"
price: "A$40"
currency: AUD
in_stock: true
reviews_count: 1
url: https://www.desertcart.com.au/products/72998559-microchip-mcp23018-e-sp-ic-i-o-expander-16bit-3
store_origin: AU
region: Australia
---

# MICROCHIP MCP23018-E/SP IC, I/O EXPANDER, 16BIT, 3.4MHZ, DIP-28

**Brand:** microchip
**Price:** A$40
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** MICROCHIP MCP23018-E/SP IC, I/O EXPANDER, 16BIT, 3.4MHZ, DIP-28 by microchip
- **How much does it cost?** A$40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/72998559-microchip-mcp23018-e-sp-ic-i-o-expander-16bit-3)

## Best For

- microchip enthusiasts

## Why This Product

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

## Description

MICROCHIP MCP23018-E/SP IC, I/O EXPANDER, 16BIT, 3.4MHZ, DIP-28

## Features

- Order Unit: Each 1 Bus Frequency:: 3.4 Chip Configuration:: 16bit IC Interface Type:: I2C Interface Case Style:: DIP MSL:: - No. of I/O's:: 16 No. of Pins:: 28 Packaging:: Each SVHC:: No SVHC (17-Dec-2014) Supply Voltage Max:: 5.5 Supply Voltage Min:: 1.8 Supply Voltage Range:: 1.8V to 5.5V

## Images

![MICROCHIP MCP23018-E/SP IC, I/O EXPANDER, 16BIT, 3.4MHZ, DIP-28 - Image 1](https://m.media-amazon.com/images/I/21pbBF3+jfL.jpg)

## Customer Reviews

### ⭐⭐⭐ 







  
  
    Misleading photo messed up my pcb
  

*by A***R on Reviewed in the United States on September 17, 2017*

I couldn't use the chip because I designed the PCB for the wide dip40 chip as the picture appears, but in reality it was the skinny dip40 style, so the PCB was wrong.

---

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**Shop now:** [https://www.desertcart.com.au/products/72998559-microchip-mcp23018-e-sp-ic-i-o-expander-16bit-3](https://www.desertcart.com.au/products/72998559-microchip-mcp23018-e-sp-ic-i-o-expander-16bit-3)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-11*