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Item #:
98009051
4PCS PCF8575 IO Expander Module I2C to 16IO Integrated Circuits
Item #:
98009051
JMD 2946
Price Details
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*All items will import from US
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Order now and get it around Friday, July 03
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Expand your I/O capabilities effortlessly with the PCF8575 module, allowing control of up to 16 inputs/outputs using just two pins!
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What Stands Out
16 IO Ports
Offers 16 additional input/output ports, allowing extensive connectivity for various sensors and devices, optimizing your project’s functionality and versatility.
I2C Compatibility
Utilizes I2C communication protocol, enabling easy integration with microcontrollers while minimizing pin usage, streamlining complex designs significantly for both beginners and experts.
Compact Design
Features a space-saving design that enhances prototyping convenience, making it suitable for projects with limited space while maintaining high performance and reliability.
Product Details
| Item Weight | 0.3 lbs (140 grams) |
Who Should Buy?
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Hobbyist Electronics
Ideal for hobbyists needing extra GPIO for projects, allowing control of multiple devices with limited microcontroller pins.
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DIY Automation Projects
Perfect for DIY home automation setups requiring additional input/output capabilities for sensors and actuators.
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Educational Use
Great for students learning about I2C communication and IO expansion, offering hands-on experience with integrated circuits.
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High-Performance Applications
Not suitable for high-speed applications where latency or speed is critical, due to I2C communication limitations.
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Professional Prototyping
May not meet the requirements for professional or industrial-level prototypes that need robust performance and reliability.
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Limited Technical Knowledge
Users unfamiliar with I2C or GPIO may find the module challenging to implement effectively in their projects.
Product Description
4PCS PCF8575 IO Expander Module I2C to 16IO Integrated Circuits
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Customer Questions & Answers
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Question:
What is the default I2C address of the PCF8575 module?
Answer: The default I2C address is 0x20, which can be modified by soldering the A1 and A2 selection pads. -
Question:
What is the maximum working current for the PCF8575?
Answer: The maximum working current for the PCF8575 is 100mA. -
Question:
Can the individual pins be configured for both input and output?
Answer: Yes, each of the 16 pins is individually configurable for either input or output.
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JMD 2946
Order now and get it around Friday, July 03
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Features & Benefits
- Control up to 16 I/O with only two I/O for seamless expansion.
- Features a robust I2C interface for easy connectivity.
- Quasi-bidirectional 16-bits input/output pins for versatile applications.
- 3.3V level converter circuit for flexible voltage requirements.
- Working voltage range of 2.5 - 5.5V DC for broad compatibility.
- Ideal for UNO R3 and other MCUs, perfect for controlling relays, buzzers, and LEDs.