SN74HCS273QPWRQ1

Flip Flops Overview

The SN74HCS273QPWRQ1 is an automotive-grade octal D-type flip-flop from the Texas Instruments HCS logic series. It features eight independent circuits with push-pull outputs and Schmitt-trigger inputs, housed in a TSSOP-20 package. The device operates within a supply voltage range of 2 V to 6 V and supports a maximum clock frequency of 135 MHz. Propagation delay is specified at 29.1 ns. It functions reliably across an extended temperature range from -40°C to +125°C.

Flip Flops Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliable operation in vehicle environments.
• Schmitt-trigger inputs provide noise filtering and signal conditioning for clean switching.
• Push-pull output configuration ensures strong drive capability for connected loads.

Flip Flops Applications

• Automotive data acquisition systems requiring high-speed digital storage.
• Vehicle control modules needing robust edge-triggered memory elements.
• Industrial automation interfaces utilizing wide voltage tolerance logic.

Flip Flops Procurement Notes

Verify component authenticity through authorized distribution channels to ensure compliance with automotive quality standards. Confirm that the specific order suffix matches the required TSSOP-20 packaging format. Cross-reference the manufacturer part number against official datasheets to validate electrical specifications and operational temperature ranges prior to integration into production designs.

Flip Flops Selection Notes

Select this component when designing automotive electronics that require octal storage with Schmitt-trigger input noise immunity. Ensure the design accommodates the 2 V to 6 V supply voltage window and thermal requirements up to 125°C. Verify that the 135 MHz maximum clock frequency meets system timing constraints and that the TSSOP-20 footprint aligns with PCB layout guidelines.

Flip Flops Part Context

This device belongs to the SN74HCS273 family of octal D-type flip-flops designed for high-speed applications. The Q1 suffix indicates automotive grade qualification, distinguishing it from standard commercial variants. It provides a scalable solution for parallel data handling in complex digital logic architectures where reliability under varying environmental conditions is critical.

Flip Flops Replacement Considerations

Direct substitutes include other automotive-grade octal D-type flip-flops from the same manufacturer series, such as the SN74HCS273PWRQ1 or SN74HC273QDWRQ1, provided pin compatibility and electrical parameters match the design requirements.