SN74HC165QDRQ1

Shift Registers Overview

The SN74HC165QDRQ1 is an automotive-grade, 8-bit parallel-load shift register manufactured by Texas Instruments. It belongs to the HC logic family and utilizes CMOS technology. The device converts eight parallel data inputs into a serial output stream. It operates within a supply voltage range of 2 V to 6 V and supports a wide operating temperature range from -40°C to +125°C. The component is qualified under AEC-Q100 standards for automotive applications. It is housed in a SOIC-16 surface-mount package.

Shift Registers Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle environments
• Parallel-to-serial conversion capability allowing efficient data transmission from multiple input lines
• Wide operational voltage flexibility supporting systems ranging from 2 V to 6 V
• Extended temperature performance suitable for harsh automotive thermal conditions

Shift Registers Applications

• Automotive electronic control units requiring robust digital interface components
• Vehicle sensor data acquisition systems utilizing parallel input scanning
• In-car infotainment and display driver circuits needing serial data expansion
• Industrial automation controllers operating in high-temperature environments

Shift Registers Procurement Notes

Verify that the specific part number suffix matches the required automotive grade and package type. Confirm AEC-Q100 qualification status is explicitly stated in the manufacturer's documentation for the specific batch. Ensure compatibility with system voltage levels between 2 V and 6 V. Check for RoHS compliance requirements against project specifications. Validate the SOIC-16 footprint dimensions against the PCB design library before finalizing procurement orders.

Shift Registers Selection Notes

Select this component when automotive reliability and wide temperature operation are critical requirements. The HC logic family offers standard speed characteristics suitable for general-purpose digital interfacing. Consider the SOIC-16 package if space constraints allow for surface-mount assembly. Evaluate the 2 V to 6 V supply range against the target system's power architecture. Ensure the parallel load functionality aligns with the data capture strategy of the application design.

Shift Registers Part Context

This component is part of the SN74HC165 series of shift registers. The 'Q' prefix indicates automotive qualification, while 'RQ1' denotes specific tape-and-reel packaging and regional variants. It serves as a digital interface solution for converting parallel data to serial format in demanding environments. The series is widely used in legacy and modern automotive designs requiring reliable data shifting capabilities.

Shift Registers FAQ

Is the SN74HC165QDRQ1 qualified for automotive use?

Yes, the device is qualified according to AEC-Q100 standards, making it suitable for automotive applications.

What is the operating temperature range for this shift register?

The component supports an extended operating temperature range from -40°C to +125°C.

Does this part support parallel loading of data?

Yes, it is an 8-bit parallel-load shift register that accepts eight parallel inputs simultaneously.