CD74HC125M

Overview

The CD74HC125M is a high-speed CMOS logic quad buffer with three-state outputs manufactured by Texas Instruments. It operates within a supply voltage range of 2 V to 6 V and supports an operating temperature range from -55 °C to +125 °C. The device features unidirectional data flow and utilizes low-level enable control. It is housed in a 14-pin SOIC package, designed for bus driver applications with a load capacitance specification of 50 pF.

Feature Summary

• Quad buffer configuration with three-state outputs
• High-speed CMOS technology for efficient operation
• Low-level enable control mechanism
• Wide operating temperature range capability

Applications

• Bus driver circuits
• Clock buffering
• Data acquisition systems

Procurement Notes

Verify the specific suffix 'M' indicates the SOIC-14 package variant when sourcing. Confirm RoHS compliance status through official manufacturer documentation or authorized distributors. Ensure the component matches the exact part number to avoid pinout or electrical characteristic mismatches during integration.

Selection Notes

Select this component for designs requiring buffered signals with tri-state capability on a single rail. The HC series offers compatibility with standard TTL logic levels while maintaining CMOS power efficiency. Consider the 14-pin SOIC form factor for surface-mount assembly constraints.

Part Context

This component belongs to the Texas Instruments 74HC family of high-speed CMOS logic devices. It serves as a fundamental building block for digital signal routing and isolation. The device complements other buffers and line drivers within the same logic family for complex system architectures.

Replacement Considerations

CD74HC125MT

FAQ

What is the logic function of the CD74HC125M?

It functions as a quad buffer with three-state outputs.

How is the output enabled?

The outputs are enabled by a low-level signal on the enable input.