74F125SCX

Buffers, Drivers, Receivers, Transceivers Overview

The Fairchild Semiconductor 74F125SCX is a quad buffer featuring three-state outputs, belonging to the F/FAST logic series. It operates with a supply voltage range of 4.5V to 5.5V and supports a maximum propagation delay of 12.5ns at 5V with 50pF load capacitance. The device utilizes a 16-lead Small Outline Integrated Circuit (SOIC) package, specifically identified as MS-012 with a 0.150-inch width. It functions as a non-inverting bus driver designed for high-speed digital applications within standard TTL voltage environments.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides four independent non-inverting buffer channels with controlled three-state output capability
• Engineered for high-speed signal transmission utilizing F/FAST technology
• Designed for operation within standard 5V logic systems

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus buffering in digital communication systems
• Clock signal distribution and conditioning
• Interface isolation between different logic stages

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific manufacturer source, as the 74F125SCX designation may appear across multiple semiconductor producers including onsemi and Rochester Electronics. Confirm that the datasheet explicitly references the 12.5ns propagation delay at 5V and the 16-lead SOIC package dimensions. Ensure the component matches the required operating temperature range and electrical characteristics before integration into the design.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a quad non-inverting buffer with three-state control is required for 5V logic applications. The F/FAST series offers faster switching speeds compared to standard LS or HC families. Verify that the system voltage remains within the 4.5V to 5.5V range and that the 16-lead SOIC footprint aligns with the PCB layout requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the widely adopted 74F logic family, known for superior speed performance over earlier transistor-transistor logic variants. The SCX suffix typically denotes a tape-and-reel packaging format suitable for automated surface-mount assembly processes. It serves as a fundamental building block for managing signal integrity in complex digital circuits requiring buffered outputs.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Compatible substitutes include the 74F125SC from onsemi and the 74F125N from various manufacturers. Verify pin compatibility and electrical specifications against the original datasheet to ensure functional equivalence.