74HCT7273D,112

Overview

The 74HCT7273D,112 is an octal D-type edge-triggered flip-flop manufactured by NXP Semiconductors. It operates within a supply voltage range of 4.5 V to 5.5 V and features single-ended inputs and outputs. The device provides eight input lines and eight output lines with non-inverting polarity. Key electrical parameters include a propagation delay of 16 ns and a low-level output current capability of 4 mA. It is housed in the SOT-163 surface-mount package and supports installation via SMD/SMT techniques. The component functions as a single circuit logic element.

Feature Summary

• Octal D-type edge-triggered flip-flop architecture
• Single-ended input and output signal handling
• Non-inverting logical polarity configuration

Applications

• General-purpose digital data storage applications
• Parallel-to-serial data conversion circuits
• Register implementation in microprocessor systems

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications prior to procurement. Ensure packaging specifications match production requirements. Validate that the specific suffix corresponds to the desired reel or cut tape format. Cross-reference ordering information against official datasheets to avoid counterfeit components.

Selection Notes

Select this component when designing systems requiring eight-bit parallel data latching at standard TTL-compatible voltage levels. The HCT series ensures compatibility with 5V logic families while maintaining CMOS power efficiency. Consider the SOT-163 package constraints for PCB layout. Evaluate thermal performance within the specified -40°C to +125°C operating range. Compare propagation delays against system timing requirements to ensure signal integrity.

Part Context

This part belongs to the 74HCT logic family, which bridges TTL and CMOS technologies. It serves as a fundamental building block for sequential logic circuits. Similar variants exist in different packages such as DIP or other surface-mount options. The octal configuration allows for efficient handling of byte-sized data words in digital designs without requiring multiple discrete flip-flops.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.