CD74HC4351M

Analog Switches, Multiplexers, Demultiplexers Overview

The CD74HC4351M is a high-speed CMOS octal analog multiplexer/demultiplexer manufactured by Texas Instruments. It features eight independent inputs/outputs and one common input/output, controlled by three digital select lines. The device operates with a single power supply ranging from 2V to 6V or dual supplies up to ±3V. It provides low on-resistance and supports bidirectional data flow. The component is housed in a 16-pin SOIC package and is rated for an operating temperature range of -55°C to +125°C.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Provides eight independent analog signal paths for multiplexing applications
• Supports bidirectional data transmission between common and selected channels
• Includes latch control inputs to maintain address selection stability

Analog Switches, Multiplexers, Demultiplexers Applications

• Analog signal routing in measurement systems
• Data acquisition channel selection
• Audio signal switching

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm pinout compatibility and electrical characteristics. Ensure the ordering information matches the required package type and temperature grade. Confirm RoHS compliance status through official documentation before procurement.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when an 8-channel analog switch is required within a standard logic family. Verify that the voltage levels of the control signals are compatible with the HC logic threshold. Check that the on-resistance specifications meet the requirements of the analog signal path.

Analog Switches, Multiplexers, Demultiplexers Part Context

This part belongs to the Texas Instruments 74HC series of high-speed CMOS logic devices. It is functionally similar to other 8-channel multiplexers but offers specific performance characteristics defined by the HC technology. It serves as a key component in systems requiring multiple analog sources to share a single processing line.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

The CD74HC4051M96G4 is a documented alternative offering similar 8-channel multiplexing functionality. Verify pin compatibility and electrical parameters before substitution.