CD74HC4067 16-channel analog multiplexer for expanding input ports in Arduino and microcontroller projects.
Overview:
The CD74HC4067 is a 16-channel analog multiplexer/demultiplexer module that allows a single microcontroller pin to read multiple analog inputs. Controlled via 4 digital select lines, it efficiently expands I/O capability for sensors, signal routing, and data acquisition systems. Compact and versatile, it’s widely used in Arduino, Raspberry Pi, and automation projects.
Specifications:
Model: CD74HC4067
Channels: 16 (1 of 16 selection)
Operating Voltage: 2V – 6V DC
Control: 4 digital select pins (S0–S3)
Signal Type: Analog or digital
On-Resistance: ~70Ω
Interface: Multiplexe
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