SN74HCS74QDYYRQ1

Flip Flops Overview

The SN74HCS74QDYYRQ1 is an automotive-grade, dual D-type flip-flop with positive-edge triggering and Schmitt-trigger inputs. It operates within a supply voltage range of 2 V to 6 V and supports a maximum clock frequency of 105 MHz. The device features a propagation delay of 7 ns and functions reliably across an extended temperature range from -40°C to +125°C. Packaged in a thin small-outline package (SOT-23-THIN-14), it meets AEC-Q100 qualification standards for automotive applications.

Flip Flops Feature Summary

• Dual D-type flip-flops with positive-edge triggering
• Schmitt-trigger inputs for noise immunity
• Automotive qualification under AEC-Q100 standards
• Extended operating temperature range up to +125°C

Flip Flops Applications

• Automotive data acquisition systems
• Vehicle control unit logic interfaces
• Industrial automation signal processing
• High-reliability digital storage circuits

Flip Flops Procurement Notes

Verify the specific suffix 'DYYRQ1' against official Texas Instruments documentation to confirm the exact package type, tape-and-reel configuration, and automotive grade designation. Ensure compatibility with your PCB footprint and reflow soldering profile requirements before finalizing procurement orders.

Flip Flops Selection Notes

Select this component when designing automotive electronics requiring robust noise rejection via Schmitt triggers and high-speed operation up to 105 MHz. It is suitable for space-constrained designs due to its compact SOT-23-THIN-14 package and wide voltage tolerance between 2 V and 6 V.

Flip Flops Part Context

This part belongs to the SN74HCS series of high-speed CMOS logic devices designed specifically for automotive environments. The HCS family combines the speed of standard HC logic with enhanced noise margins and reliability features required by automotive industry standards, ensuring stable performance under harsh electrical conditions.

Flip Flops Replacement Considerations

Consult official cross-reference guides for pin-compatible alternatives such as other SN74HCS74 variants with different packaging options. Verify that any substitute maintains the same AEC-Q100 qualification level and electrical characteristics to ensure system integrity.