SN74ABT125DG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74ABT125DG4 is a quadruple bus buffer gate featuring three-state outputs, manufactured by Texas Instruments. It belongs to the ABT logic series and utilizes BiCMOS technology. The device operates within a supply voltage range of 4.5 V to 5.5 V and supports an operating temperature range from -40°C to +85°C. It is housed in a 14-pin SOIC package. Key electrical characteristics include a maximum low-level output current of 64 mA and a high-level output current of -32 mA. The typical propagation delay is 4.6 ns at 5 V with a 50 pF load.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides four independent non-inverting buffer channels for signal conditioning
• Features three-state outputs controlled by active-low enable inputs
• Utilizes BiCMOS technology for high-speed performance and low power consumption

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus buffering applications
• Clock distribution networks
• Memory address and data bus drivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'DG4' against the manufacturer's official datasheet to confirm it denotes the lead-free (RoHS compliant) variant of the standard SN74ABT125D. Ensure the package type matches the required SOIC-14 footprint. Cross-reference the ordering information with the latest Texas Instruments documentation to confirm current production status and availability, as component designations may evolve.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring buffered signals within a strict 4.5 V to 5.5 V supply voltage window. The ABT series offers a balance of speed and drive capability suitable for moderate fan-out requirements. Consider the 14-pin SOIC package constraints for PCB layout. Verify that the input logic levels are compatible with the driving source within the specified voltage range.

Buffers, Drivers, Receivers, Transceivers Part Context

This part is a member of the Texas Instruments SN74ABT family, which combines the speed of advanced bipolar technology with CMOS low power consumption. The SN74ABT125 specifically functions as a quad bus buffer with tri-state control. It serves as a logical interface between different circuit blocks, ensuring signal integrity across digital buses while providing isolation and drive strength enhancement.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The SN74ABT125DR is a direct pin-compatible alternative in the same SOIC-14 package. For tape-and-reel packaging variants, consider the SN74ABT125DRE4. Verify that any substitute maintains the same ABT logic series specifications and voltage ranges.