74ABT273ADB,112

Flip Flops Overview

The NXP USA Inc. 74ABT273ADB,112 is an octal D-type flip-flop belonging to the ABT logic series. It features positive edge triggering and true outputs within a single circuit configuration. The device operates with a supply voltage range of 4.5 V to 5.5 V and supports a propagation delay of 3.8 ns. It provides high drive capability with low-level output currents up to 64 mA and high-level output currents up to -32 mA. The component is housed in a TSSOP-20 package (SOT-360-1) and functions reliably across an industrial temperature range from -40 °C to +85 °C.

Flip Flops Feature Summary

• Octal D-type flip-flop architecture with positive edge triggering for data storage
• High-speed operation characterized by a 3.8 ns propagation delay
• Strong output drive capability supporting 64 mA low-level and -32 mA high-level currents

Flip Flops Applications

• Parallel data buffering and latching in digital systems
• Interface circuits requiring high-speed signal registration
• Memory address register applications in computing hardware

Flip Flops Procurement Notes

Verify the specific ordering code suffix against official NXP documentation to ensure correct package type and tape/reel specifications. Confirm RoHS compliance status through current manufacturer declarations. Check for obsolescence notices or lifecycle changes prior to procurement. Ensure the supplier source matches authorized distribution channels to guarantee component authenticity and traceability.

Flip Flops Selection Notes

Select this component when an octal storage element with fast switching speeds is required. The ABT series offers superior performance compared to standard TTL equivalents. Consider the TSSOP-20 footprint for surface-mount assembly constraints. Evaluate the 5V operating voltage compatibility with existing system power rails before integration into the design.

Flip Flops Part Context

This part belongs to the NXP 74ABT family of advanced BiCMOS logic devices. These components bridge the performance gap between older 74LS and modern 74LVC families. The ABT series is designed for high-speed applications requiring robust noise immunity and wide voltage tolerance. This specific model represents a standard octal flip-flop variant within that broader logic portfolio.

Flip Flops Replacement Considerations

NXP 74ABT273APW-T is a documented substitute offering identical logical functionality in a TSSOP-20 package.