74HC4051 (Analog Switches)

Overview

The 74HC4051 is a high-speed, single 8-channel analog multiplexer/demultiplexer from the 74HC series. It allows you to route one of eight analog input signals to a common output, or conversely, distribute a single analog signal to one of eight outputs. This makes it an essential component for expanding the analog input capabilities of microcontrollers like Arduino, ESP32, or Raspberry Pi.

Key Features

• 8-channel multiplexer/demultiplexer: Routes 8 analog signals to 1 or 1 to 8.
• Wide operating voltage: Operates from 2V to 6V, compatible with 3.3V and 5V logic.
• High-speed switching: Suitable for audio and data acquisition applications.
• Low ON resistance: Minimizes signal distortion.
• Break-before-make switching: Prevents momentary shorting of channels.
• Standard 16-pin DIP package: Easy to use on breadboards and PCBs.

Technical Specifications

• Case: 16-DIP (0.300", 7.62mm)
• Circuit: 8:1 (8 inputs to 1 output)
• Voltage - Supply: 2V ~ 6V
• Number of Circuits: 1
• Logic Family: 74HC (High-Speed CMOS)
• Operating Temperature: Typically -40°C to +85°C

Applications & Use Cases

• Data acquisition systems: Expand analog input channels for microcontrollers.
• Audio signal routing: Select between multiple audio sources.
• Sensor interfacing: Read multiple analog sensors with a single ADC pin.
• Test and measurement equipment: Signal routing and switching.
• Robotics and automation: Select different sensor outputs.

What's Included

• 1 x 74HC4051 Analog Multiplexer/Demultiplexer IC (DIP-16 package)

Compatibility

• Works with Arduino, ESP32, Raspberry Pi, STM32, and other microcontrollers.
• Can be used with 3.3V or 5V logic systems.
• Pairs well with MOKWN's range of jumper wires, breadboards, and development boards.

MOKWN Recommendation

For Egyptian electronics enthusiasts, the 74HC4051 is a cost-effective solution to multiply your analog inputs. Whether you're building a weather station with multiple sensors or an audio mixer, this IC simplifies your design. Buy now and get free shipping across Egypt!