PCF8574 IIC I2C TWI SPI Serial Interface 8 Bit IO GPIO Expander Module Arduino

$8.95 Inc. GST

Availability: 11 in stock SKU: cases 14 Category:
Quantity Discount (%) Price
1 $8.95
2 - 4 5 % $8.50
5 - 9 7.5 % $8.28
10 - 19 10 % $8.06
20 - 49 12.5 % $7.83
50 - 99 15 % $7.61
100+ 17.5 % $7.38
Compare Compare


Enhance your microcontroller’s capabilities with our PCF8574 IIC I2C TWI SPI Serial Interface 8 Bit IO GPIO Expander Module, designed for seamless integration with Arduino and various platforms. This IO expansion board empowers your projects with remarkable flexibility, offering a multitude of features tailored to meet your development needs.

Key Features:

  • I2C Interface: Seamlessly connect and expand your I/O resources with ease.
  • 8-bit Parallel I/O Expansion: Boost your microcontroller’s capacity by up to 64 I/O pins.
  • Versatile Compatibility: Supports both Pin and Row Seat interface types for maximum convenience.
  • Cascade Capability: Effortlessly cascade multiple I2C modules using pin header row seat docking methods.
  • Ideal for Resource-Strapped MCUs: Overcome I/O limitations and extend your project’s potential.


  • MCU I/O Expansion: Perfect solution for projects requiring additional I/O pins.
  • Development and Evaluation: Simplify the evaluation of I2C-bus applications.
  • Test Procedures: Utilize with popular platforms like AVR, STM8, and C8051F.
  • Comprehensive Information: Access test procedures, circuit schematics, and more.

Unlock unparalleled potential with our PCF8574 IO Expansion Board. Elevate your projects with expanded I/O capabilities and explore the seamless integration of I2C interfaces. Whether you’re a seasoned developer or a hobbyist, this module brings a world of possibilities to your fingertips.

Package Includes:

  • 1 x PCF8574 IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module

Upgrade your projects today with this versatile and high-performance IO expansion solution. Explore new horizons of creativity and functionality, all made possible by the PCF8574 IIC I2C TWI SPI Serial Interface 8 Bit IO GPIO Expander Module.

Additional information

Weight 20 g
Dimensions 260 × 160 × 20 mm


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.