SN74LS125ADBRG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LS125ADBRG4 is a quad bus buffer manufactured by Texas Instruments, belonging to the 74LS logic series. It features four non-inverting buffers with three-state outputs housed in a 14-SSOP package. The device operates within a supply voltage range of 4.75V to 5.25V and supports an operating temperature range of 0°C to 70°C. Electrical characteristics include a high-level output current of 2.6mA and a low-level output current of 24mA.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Contains four independent non-inverting buffer circuits for signal conditioning
• Provides three-state outputs allowing multiple drivers on shared buses
• Controlled by active-low enable inputs for precise data flow management

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented memory and register applications
• Clock drivers and buffered oscillators
• Bidirectional data bus transceivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix G4 confirms RoHS compliance and lead-free status as per manufacturer specifications. Confirm the SSOP package dimensions match the design footprint requirements. Ensure the 74LS logic family compatibility aligns with existing system voltage levels and drive strength needs before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when utilizing standard TTL-compatible logic families requiring moderate drive strength. The LS technology offers lower power consumption compared to standard 74-series devices while maintaining compatible speed. Verify that the 14-pin SSOP package fits the available PCB space and thermal constraints of the target application environment.

Buffers, Drivers, Receivers, Transceivers Part Context

This part is a variant of the SN74LS125A, distinguished by the G4 suffix indicating environmental compliance. It shares functional equivalence with other 74LS125 variants but differs in packaging and manufacturing origin. The device is part of the broader SN54/74(LS)126/25(A) family documentation.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74LS125ADBR serves as a direct pin-to-pin replacement with identical electrical characteristics. SN74LS125ADR provides the same functionality in a SOIC package, requiring layout adjustments.