SN74AHCT126QDRQ1

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AHCT126QDRQ1 is an automotive-grade quad bus buffer gate with three-state outputs, part of the Texas Instruments SN74AHCT126-Q1 series. It operates within a supply voltage range of 4.5 V to 5.5 V and features non-inverting logic. The device provides high-level output current of -8 mA and low-level output current of 8 mA, with a propagation delay of 7.5 ns at 5 V and 50 pF load. It is housed in a 14-SOIC package and supports surface-mount installation.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle applications.
• Quad configuration providing four independent non-inverting bus buffer channels.
• Three-state output capability enabling effective bus line driving and isolation.

Buffers, Drivers, Receivers, Transceivers Applications

• High-performance memory system decoding
• Data routing in automotive electronic control units
• Bus-oriented transfers between logic circuits

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'QDRQ1' against the manufacturer's official datasheet to confirm the SOIC-14 package and tape-and-reel packaging format. Ensure the component meets the required AEC-Q100 grade specifications for your target automotive application environment before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring 5 V CMOS compatibility with strict automotive reliability standards. It serves as a direct replacement for standard 74AHCT126 devices where extended temperature ranges and automotive quality certifications are mandatory for the end product.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the SN74AHCT126-Q1 family of automotive logic buffers. It complements other automotive-grade components like the SN74AHCT138Q-Q1 decoder by providing signal buffering capabilities essential for maintaining signal integrity across complex automotive bus architectures.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The SN74AHCT126NSRQ1 is a documented alternative variant within the same family offering similar functional characteristics.