SN74HC74QDRQ1

Flip Flops Overview

The SN74HC74QDRQ1 is an automotive-grade dual D-type flip-flop from Texas Instruments, featuring positive-edge triggering and Schmitt-trigger inputs for noise immunity. It operates within a supply voltage range of 2V to 6V and supports a maximum clock frequency of 60 MHz. The device provides complementary outputs with push-pull drive capability and includes independent preset and clear functions. Packaged in a 14-pin SOIC (0.154 inch width) surface-mount format, it is qualified under AEC-Q100 standards for operation across a temperature range of -40°C to +125°C.

Flip Flops Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle environments.
• Schmitt-trigger inputs provide enhanced noise filtering and signal integrity.
• Dual configuration offers two independent D-type flip-flops with positive-edge clocking.
• Complementary outputs enable flexible logic interfacing and driving requirements.

Flip Flops Applications

• Automotive data acquisition systems requiring robust digital storage.
• Industrial control modules utilizing high-noise immunity logic interfaces.
• Consumer electronics applications demanding extended temperature performance.
• Communication equipment needing reliable edge-triggered data latching.

Flip Flops Procurement Notes

Verify the specific ordering suffix matches the required package type and tape/reel specifications. Confirm that the component meets the necessary AEC-Q100 grade requirements for the target automotive application. Ensure compatibility with existing PCB footprints for the 14-SOIC package. Check for any recent product change notifications affecting pinout or electrical characteristics before finalizing procurement plans.

Flip Flops Selection Notes

Select this component when dual D-type flip-flops with Schmitt-trigger inputs are required for automotive or industrial designs. Consider the 2V to 6V operating range for low-voltage power supply compatibility. Evaluate the 60 MHz maximum clock frequency against system timing requirements. Compare propagation delay characteristics with alternative logic families if speed optimization is critical for the specific application design.

Flip Flops Part Context

This part belongs to the SN74HCxx-Q1 family of automotive-grade high-speed CMOS logic devices. It shares functional similarities with other dual D-type flip-flops in the series but is distinguished by its specific packaging and qualification level. The device complements other logic gates and decoders in Texas Instruments' automotive portfolio, providing essential sequential logic capabilities for complex digital circuits.

Flip Flops Replacement Considerations

SN74HC74QDRG4Q1