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The Best Digital Multiplexers

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Digital multiplexers are essential for consolidating multiple audio signals into a single output, streamlining setups for musicians, home theater enthusiasts, and audio professionals. Selecting the right multiplexer ensures seamless signal integration and avoids potential audio degradation, making it a crucial component for any advanced audio system.

Looking for the best Digital Multiplexers?

Discover now our comparison of the best Digital Multiplexers. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Digital Multiplexers are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Digital Multiplexers in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
Ximimark 5Pcs 16CH Analog Digital Multiplexer Breakout Board Module CD74HC4067 CMOS Precise Module For Arduino
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins...
  • It works with both digital and analog signals (the voltage can’t be higher than VCC), and the connections function in either direction.
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins!
  • Since the mux/demux also works with digital signals, you can use it to pipe TTL level serial data to or from multiple devices. For example, you could use it to connect the TX pins of 16 devices to one RX pin on your microcontroller. You can then select...
  • The internal switches are bidirectional, support voltages between ground and VCC, have low “on” resistance and low “off” leakage, and to prevent crosstalk, perform “break-before-make” switching. The board also breaks out the chip’s...
No. 2
DORHEA 12Pcs CD74HC4067 16-Channel Analog Digital Multiplexer MUX Breakout Board Module CD74HC4067 CMOS...
  • CD74HC4067 board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer, use the CD74HC4067 16-channel analog signal switch;Analog signal input: C0-C15 16 channels; Analog output: DIG; Channel control: S0-S3
  • It works with both digital and analog signals (the voltage can’t be higher than VCC), and the connections function in either direction.If you want two-way communications,you can add a second board to route your microcontroller's TX line to 16 device's...
  • The internal switches are bidirectional, support voltages between ground and VCC, have low “on” resistance and low “off” leakage, and to prevent crosstalk, perform “break-before-make” switching. The board also breaks out the chip’s...
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins.
  • Since the mux/demux also works with digital signals, you can use it to pipe TTL level serial data to or from multiple devices. For example, you could use it to connect the TX pins of 16 devices to one RX pin on your microcontroller. You can then select...
No. 3
DEVMO 2PCS CD74HC4067 16 Channel Analog Digital Multiplexer MUX Breakout Board CD74HC4067 Precise Module...
  • ★This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067.
  • ★2V to 6V operation
  • ★6ns break-before-make @ 4.5V,"On" resistance: 70 Ohms @ 4.5V
  • ★Wide operating temperature range: -55C to 125C
  • ★Package Includes: 1PCS 16 Ch. Mulitplexer,2PCS Header Pins as shown above
No. 4
HiLetgo CD74HC4067 CMOS 16 Channel 16 CH Digital Analog Multiplexer Breakout Module for Arduino
  • Function: Use 16 ADCs to collect 16 analog signals.
  • Use the CD74HC4067 16-channel analog signal switch;Analog signal input: C0-C15 16 channels.
  • Analog output: DIG;Channel control: S0-S3
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067.
  • This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins (CHANxx). It works with both digital and analog signals (the voltage can't be higher than VCC), and the connections...
No. 5
QCCAN 12PCS CD74HC4067 16-Channel Analog Digital Multiplexer Breakout Board Module 2V-6V
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067.
  • Function: Use 16 ADCs to collect 16 analog signals. Use the CD74HC4067 16-channel analog signal switch.
  • .Analog Input: C0-C15 16 channels; Analog output: DIG; Channel Control: S0-S3
  • This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins (CHANxx). It works with both digital and analog signals (the voltage can't be higher than VCC), and the connections...
  • A method for controlling the motor, lights, LED, DC motors, micro-pumps, solenoid valves, etc., very convenient.
No. 6
FainWan 5Pcs 16CH Analog Digital Multiplexer Breakout Board Module CD74HC4067 CMOS Precise Module Compatible...
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins...
  • It works with both digital and analog signals (the voltage can’t be higher than VCC), and the connections function in either direction.
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins!
  • Since the mux/demux also works with digital signals, you can use it to pipe TTL level serial data to or from multiple devices. For example, you could use it to connect the TX pins of 16 devices to one RX pin on your microcontroller. You can then select...
  • The internal switches are bidirectional, support voltages between ground and VCC, have low “on” resistance and low “off” leakage, and to prevent crosstalk, perform “break-before-make” switching. The board also breaks out the chip’s...
No. 7
ACEIRMC 10pcs CD74HC4067 16-Channel Analog Digital Multiplexer Breakout Board Module for Arduino 2V-6V...
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins (CHANxx)
  • It works with both digital and analog signals (the voltage can’t be higher than VCC), and the connections function in either direction.
  • Analog output: DIG;Channel control: S0-S3
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067.
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins!
No. 8
Kiro&Seeu 2PCS CD74HC4067 16 Channel Analog Digital Multiplexer MUX Breakout Board CD74HC4067 Precise Module...
  • Use the CD74HC4067 16-channel analog signal switch;Analog signal input: C0-C15 16 channels.
  • Analog output: DIG;Channel control: S0-S3
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067.
  • This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins (CHANxx). It works with both digital and analog signals (the voltage can't be higher than VCC), and the connections...
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins!
No. 9
DAOKAI 10PCS CD74HC4067 High Speed CMOS Precise Analog Multiplexer 16-Channel Analog Digital Multiplexer MUX...
  • 🔘[Product]This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. It works with both digital and analog signals, and the connection works in both directions
  • 🔘[Function] Use one ADC to collect 16 analog signals. 16-channel analog signal switch using CD74HC4067
  • 🔘[Multi-device transfer]Since the mux/demux also works with digital signals, you can use it to pipe TTL level serial data to or from multiple devices.
  • 🔘[Internal switch]The internal switches are bidirectional, support voltages between ground and VCC, have low “on” resistance and low “off” leakage, and to prevent crosstalk, perform “break-before-make” switching.
  • 🔘[Package includes]You will get 10 x 16-Channel Analog Digital Multiplexer Breakout Board Module
No. 10
YELUFT 10pcs CD74HC4067 High Speed CMOS 16-Channel Analog Digital Multiplexer Breakout Board Module for...
  • How it Works: This is a breakout board for the CD74HC4067, a useful 16-channel analog/digital multiplexer/demultiplexer. The chip is similar to a rotary switch, it internally routes a common pin (COM in the schematic, SIG on the board) to one of the...
  • How to Use: Connect the 4 digital outputs to the address select pins (S0-S3) of the chip and send the binary address of the desired channel. This way you can connect up to 16 sensors to your system with only 5 pins
  • Bidirectional Communication: If you need bidirectional communication, you can add a second board to connect the TX line of the microcontroller to the RX lines of the 16 devices. By using multiple boards, you can create similar connections for interfaces...
  • Signal Type: The analog multiplexer supports digital and analog signals (voltage cannot be higher than VCC), and the connection works properly in both directions. Since the multiplexer/demultiplexer also supports digital signals, you can use it to...
  • Switching Method: The internal switches are bidirectional, support voltages between ground and VCC, have low on-resistance and low off-leakage, and use a "break before make" switching method to prevent crosstalk. The board also brings out the chip's...

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Last update on 2026-04-18 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Digital Multiplexers

Comparison Tips

  • Input/Output Matching: Ensure the multiplexer's input types (optical, coaxial, etc.) match your source devices, and its output type is compatible with your receiver or amplifier.
  • Audio Format Support: Verify that the device can pass through or decode the audio formats (e.g., Dolby Digital, DTS, high-resolution PCM) used by your sources.
  • Build Quality: Opt for devices with sturdy construction and reputable brands known for reliability in audio equipment.
  • User Reviews: Read user feedback for insights into real-world performance, ease of use, and any potential issues not immediately apparent from specifications.

Frequently Asked Questions

What is the main purpose of a digital multiplexer?
A digital multiplexer allows you to combine multiple digital audio sources into a single output. This is useful for connecting several devices, like a Blu-ray player, game console, and streaming box, to a single input on your audio receiver or soundbar.
What's the difference between optical and coaxial digital audio inputs?
Optical inputs use a fiber optic cable (Toslink) to transmit digital audio signals, while coaxial inputs use a standard RCA cable. Both transmit digital audio, but optical can sometimes be less susceptible to electrical interference.
Do I need a multiplexer if my receiver has multiple digital inputs?
Not necessarily. If your receiver has enough digital inputs for all your devices, a multiplexer isn't required. However, it's useful if you have more sources than available inputs or want to simplify connections.
Can a digital multiplexer convert audio formats?
Most basic digital multiplexers simply switch between inputs and pass the signal through without conversion. Some advanced models might offer format conversion, but this is less common and should be clearly stated in the product specifications.
Will using a multiplexer degrade audio quality?
A well-designed digital multiplexer should not noticeably degrade audio quality, especially with digital signals. Poorly shielded components or low-quality internal converters could potentially introduce noise or jitter, so choosing a reputable brand is important.
What is sample rate and bit depth, and why do they matter?
Sample rate refers to how many times per second the audio signal is measured, and bit depth indicates the precision of each measurement. Higher sample rates and bit depths generally result in higher fidelity audio, so ensure your multiplexer supports the rates used by your sources.