SN74HCT125DRE4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HCT125DRE4 is a quadruple bus buffer gate with three-state outputs manufactured by Texas Instruments. It belongs to the HCT logic series, utilizing CMOS technology for low power consumption and compatibility with TTL inputs. The device operates within a supply voltage range of 4.5 V to 5.5 V. It features four non-inverting channels with independent output enable controls. The component is housed in a surface-mount SOIC-14 package. Key electrical parameters include a propagation delay of 36 ns at 4.5 V and 32 ns at 5.5 V. Output drive capabilities are specified at -6 mA for high level and 6 mA for low level.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides quadruple bus buffering with independent three-state output control for each channel
• Ensures signal integrity through HCT CMOS technology compatible with standard TTL input levels
• Supports surface-mount assembly via a compact SOIC-14 package design

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address buffering in computer systems
• Clock distribution networks requiring controlled drive strength
• Bus-oriented transmissions where tri-state isolation is necessary

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix DRE4 to confirm the reel packaging format and RoHS compliance status. Confirm the active lifecycle status as availability may vary due to potential obsolescence notices. Ensure the ordering part number matches the required tape and reel quantity specifications for automated placement processes.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when interfacing between 5V logic families requiring buffered signals. The HCT series ensures voltage level compatibility with older TTL standards while maintaining modern CMOS efficiency. Consider the SOIC-14 package constraints for PCB layout density requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part is a variant of the SN74HCT125 family, distinguished by its specific reel packaging indicated by the RE4 suffix. It shares functional characteristics with other HCT buffers but differs in physical delivery format. The device serves as a fundamental building block for digital bus architectures requiring signal regeneration and isolation.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74HCT125DTE4 offers identical functionality with alternative manufacturing traceability. SN74HCT125DTG4 provides equivalent performance with different environmental compliance markings.