SN74AC164WBQARQ1

Shift Registers Overview

The SN74AC164WBQARQ1 is an automotive-grade, 8-bit serial-in, parallel-out shift register manufactured by Texas Instruments. It belongs to the SN74AC164-Q1 series and features a WQFN-14 package. The device operates with a supply voltage range of 2 V to 5.5 V and supports a wide operating temperature range from -40°C to +125°C. It utilizes CMOS technology for low power consumption and high noise immunity. The component includes two data inputs (A and B) and a clock input, facilitating reliable data shifting in automotive electronic systems.

Shift Registers Feature Summary

• Automotive qualification compliant for use in vehicle electronics
• 8-bit serial-to-parallel data conversion capability
• Wide supply voltage operation supporting mixed-mode environments
• Robust performance across extended industrial temperature ranges

Shift Registers Applications

• Automotive infotainment system data routing
• Instrument cluster display interface control
• Body control module signal expansion
• Telematics unit peripheral interfacing

Shift Registers Procurement Notes

Verify the specific suffix 'WBQARQ1' against the official Texas Instruments datasheet to ensure correct package type, tape-and-reel specifications, and automotive grade certification. Confirm RoHS compliance status and lead times directly with authorized distributors or the manufacturer, as availability may vary by region and production cycle.

Shift Registers Selection Notes

Select this component when designing automotive circuits requiring 8-bit serial data expansion within a compact WQFN-14 footprint. Ensure the design accommodates the 2 V to 5.5 V supply range and validates timing requirements against the AC logic family characteristics. Consider thermal management capabilities given the +125°C maximum operating temperature rating for under-hood applications.

Shift Registers Part Context

This part is part of the SN74AC164-Q1 family of automotive shift registers. It provides a standardized solution for expanding parallel outputs from serial sources in automotive networks. The AC logic family offers higher speed and lower power consumption compared to legacy HC or HCT families, making it suitable for modern vehicle architectures requiring efficient data handling.