SN74LVC244AGQNR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVC244AGQNR is an automotive-grade octal buffer and driver featuring three-state outputs, manufactured by Texas Instruments. It operates within a supply voltage range of 1.65V to 3.6V and supports input voltages up to 5.5V. The device is designed for robust performance in harsh environments, with specified operating temperatures ranging from -40°C to +125°C. It utilizes a 20-pin TSSOP package and complies with AEC-Q100 standards for automotive applications.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliable operation in vehicle electronics
• Wide supply voltage range supporting low-power systems from 1.65V to 3.6V
• Five-volt tolerant inputs allowing direct interfacing with legacy 5V logic devices
• Extended industrial temperature range ensuring stability from -40°C to +125°C

Buffers, Drivers, Receivers, Transceivers Applications

• Automotive infotainment system signal buffering
• Electronic control unit (ECU) data bus driving
• Telematics module interface protection
• Body control module signal distribution

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'GQNR' corresponds to the automotive grade and tape-and-reel packaging configuration. Confirm AEC-Q100 certification status through official Texas Instruments documentation or authorized distributor datasheets before integration into safety-critical designs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when automotive reliability and extended temperature tolerance are required. Ensure the design accommodates the 1.65V to 3.6V supply range and utilizes the 20-pin TSSOP footprint. Verify that the five-volt tolerant input capability matches the source logic levels in the application circuit.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LVC244A family of octal buffers and drivers. The 'AQ' designation indicates automotive qualification, while 'NR' specifies the tape-and-reel packaging format. It shares functional similarities with standard commercial variants but offers enhanced durability and temperature specifications suitable for automotive environments.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74LVC244ADWR

Buffers, Drivers, Receivers, Transceivers FAQ

What does the 'GQNR' suffix indicate?

The suffix denotes the automotive grade qualification (AEC-Q100), the specific package type, and the tape-and-reel packaging configuration.

Is this device compatible with 5V logic inputs?

Yes, the inputs are five-volt tolerant, allowing safe interfacing with 5V logic sources despite the lower supply voltage operation.