SN74HC74QDRG4Q1

Flip Flops Overview

The SN74HC74QDRG4Q1 is an automotive-grade dual D-type flip-flop from Texas Instruments, designed for high-reliability applications. It operates within a supply voltage range of 2V to 6V and features positive-edge triggering with independent set and reset inputs. The device utilizes CMOS technology in a 14-SOIC package, supporting surface-mount installation. It provides complementary outputs and maintains operation across an extended temperature range of -40°C to +125°C. Certified under AEC-Q100 standards, it ensures robust performance in demanding automotive environments while offering a maximum clock frequency of 60 MHz.

Flip Flops Feature Summary

• Automotive-grade reliability certified by AEC-Q100 standards
• Dual D-type flip-flops with positive-edge triggering
• Independent active-low set and reset control inputs
• Extended operating temperature range suitable for harsh environments

Flip Flops Applications

• Automotive data acquisition systems
• Industrial control logic circuits
• On-board communication interface buffering
• General-purpose digital signal storage

Flip Flops Procurement Notes

Verify the specific ordering suffix G4 against official Texas Instruments documentation to confirm manufacturing origin and compliance status. Ensure the component matches the required AEC-Q100 qualification grade for your target application. Cross-reference the SOIC-14 package dimensions with your PCB footprint requirements. Confirm that the voltage levels align with your system's power supply specifications before finalizing procurement.

Flip Flops Selection Notes

Select this component when automotive certification and wide voltage operation are critical. The HC series offers standard switching speeds suitable for general logic applications. Consider the 14-SOIC package for ease of assembly if space constraints allow. Evaluate the need for independent set and reset functions versus simpler clocked data storage options. Ensure compatibility with existing board layouts due to the specific pinout configuration.

Flip Flops Part Context

This part belongs to the SN74HCxx-Q1 family of automotive logic devices. It shares the functional architecture with other members like the SN74HC74QDRQ1 but differs in manufacturing generation indicated by the G4 suffix. The family is designed to meet stringent automotive quality and reliability standards while maintaining compatibility with standard 5V-tolerant logic interfaces.

Flip Flops Replacement Considerations

The SN74HC74QDRQ1 serves as a direct functional equivalent within the same product family. Verify that the G4 suffix does not imply changes in internal die or manufacturing site that might affect long-term sourcing availability. Both parts share identical electrical characteristics and pinouts.