SN74HCT377DW

Flip Flops Overview

The SN74HCT377DW is an octal D-type flip-flop with clock enable, manufactured by Texas Instruments in the HCT logic series. It features non-inverting CMOS outputs and accepts TTL input levels. The device is housed in a SOIC-20 package for surface-mount installation. Key electrical parameters include a propagation delay of 30 ns, a high-level output current of -4 mA, and a low-level output current of 4 mA. It operates within a supply voltage range of 4.5 V to 5.5 V.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops within a single integrated circuit.
• Clock enable functionality allows selective data storage based on control signal states.
• Compatible with standard TTL input voltage levels while utilizing CMOS output technology.

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Register stages in digital memory systems
• State holding elements in sequential logic controllers

Flip Flops Procurement Notes

Verify component authenticity through authorized distributors due to end-of-life status. Confirm package integrity and pin alignment against SOIC-20 specifications. Review manufacturer lifecycle notices for obsolescence warnings. Ensure supply chain sources provide valid traceability documentation. Validate that replacement inventory meets original technical performance requirements.

Flip Flops Selection Notes

Select this component when designing systems requiring eight synchronized storage bits with clock gating capabilities. The HCT series ensures compatibility with existing TTL logic interfaces. Consider the SOIC-20 package dimensions for PCB layout constraints. Evaluate the 30 ns propagation delay against system timing requirements. Verify power supply stability within the specified 4.5 V to 5.5 V operating range.

Flip Flops Part Context

This part belongs to the SNx4HCT377 family of octal D-type flip-flops with clock enable. It represents a high-speed CMOS implementation designed for general-purpose digital applications. The device integrates eight edge-triggered storage elements controlled by a common clock and enable input. It serves as a fundamental building block for complex sequential logic designs requiring parallel data retention.

Flip Flops Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Check manufacturer announcements for direct replacements or updated series designations. Consult official cross-reference guides for compatible components with identical pinouts and electrical characteristics.