Description:
Expand your microcontroller's input and output capabilities with the CD74HC4067 Breakout Board, a versatile 16-channel analog/digital multiplexer designed for Arduino, ESP32, Raspberry Pi, STM32, and other embedded development platforms. This breakout board enables a single microcontroller pin to communicate with up to 16 analog or digital signals, making it ideal for projects requiring multiple sensors, switches, LEDs, or communication lines.
The module uses the reliable CD74HC4067 IC, offering low ON resistance, fast switching performance, and excellent signal integrity. With clearly labeled pins and a breadboard-friendly layout, this breakout board simplifies circuit design while reducing wiring complexity.
Whether you're building automation systems, robotics, sensor networks, data acquisition systems, or DIY electronics projects, the CD74HC4067 Multiplexer Board provides an efficient and cost-effective expansion solution.
Specifications:
| Parameter | Details |
|---|---|
| Product Name | CD74HC4067 Breakout Board |
| IC | CD74HC4067 |
| Channels | 16 Channels |
| Type | Analog/Digital Multiplexer/Demultiplexer |
| Logic Voltage | 2V – 6V |
| Operating Voltage | 2V to 6V DC |
| Interface | Digital Control Pins (S0-S3) |
| Signal Type | Analog & Digital |
| Compatible Boards | Arduino, ESP32, ESP8266, STM32, Raspberry Pi |
| Mounting | Breadboard Friendly |
| PCB Material | FR4 |
Features:
- 16-channel analog and digital signal multiplexing
- Based on reliable CD74HC4067 IC
- Compatible with 3.3V and 5V logic systems
- Low ON resistance for accurate signal transmission
- High-speed switching performance
- Breadboard-friendly breakout design
- Clearly labeled control and signal pins
- Reduces microcontroller GPIO usage
- Supports analog and digital communication
Applications:
- Arduino Projects
- ESP32 Development
- Raspberry Pi GPIO Expansion
- Sensor Multiplexing
- Robotics
- Home Automation
- Industrial Automation
- Data Acquisition Systems
- Signal Routing
- Analog Sensor Expansion
- Digital Input Selection
- Embedded Electronics Projects
Safety Precautions:
- Operate only within the recommended voltage range.
- Avoid reverse polarity connections.
- Prevent short circuits during wiring.
- Handle the board using anti-static precautions.
- Disconnect power before changing connections.
- Keep the module away from moisture and dust.
- Do not exceed maximum input voltage ratings.
Frequently Asked Questions ( FAQs )
Q1. What is the CD74HC4067 used for?
It is used to connect up to 16 analog or digital signals to a single microcontroller pin.
Q2. Is it compatible with Arduino Uno?
Yes, it works perfectly with Arduino Uno, Mega, Nano, and other Arduino boards.
Q3. Can it switch analog signals?
Yes. It supports both analog and digital signal switching.
Q4. Does it work with ESP32?
Yes, it is fully compatible with ESP32 and other 3.3V microcontrollers.
Q5. How many control pins are required?
Only four digital control pins (S0-S3) are needed to select one of the sixteen channels.
Q6. Can it be used for sensor expansion?
Yes, it is commonly used to connect multiple analog sensors to a single ADC input.
Q7. Is soldering required?
Most breakout boards include header pads; headers may need soldering depending on the version supplied.
Package Included:
1 × CD74HC4067 Breakout Board 16-Channel Analog/Digital Multiplexer Module
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