SN74HC374DWE4

Flip Flops Overview

The SN74HC374DWE4 is an octal edge-triggered D-type flip-flop featuring three-state outputs, manufactured by Texas Instruments. It operates within a supply voltage range of 2V to 6V and supports a maximum clock frequency of 70 MHz. The device provides high noise immunity typical of standard CMOS logic families. Key electrical parameters include a propagation delay of 15ns at 6V with 50pF load, output drive currents of ±7.8mA, and static current of 8µA. It is housed in a 20-SOIC package and functions reliably across an operating temperature range of -40°C to +85°C.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops for parallel data storage
• Three-state outputs allowing direct connection to bus structures without external drivers
• Edge-triggered operation synchronized on the positive transition of the clock signal
• High noise immunity characteristics inherent to HC CMOS technology

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Register banks for temporary data storage in digital systems
• Bus-oriented memory applications requiring tri-state isolation
• Timing control logic for sequential state machines

Flip Flops Procurement Notes

Verify that the ordering suffix 'E4' corresponds to lead-free packaging compliant with RoHS directives as specified by the manufacturer. Confirm the package type matches the required PCB footprint, specifically the 20-SOIC dimensions. Ensure the component grade meets the intended environmental operating temperature requirements before finalizing procurement specifications.

Flip Flops Selection Notes

Select this component when designing systems requiring multiple synchronous storage elements with bus-compatible outputs. The wide supply voltage range allows compatibility with various logic levels. Consider the propagation delay and drive strength relative to system timing constraints. Verify that the package style aligns with available assembly capabilities and board space limitations.

Flip Flops Part Context

This part belongs to the SN74HC series of high-speed CMOS logic devices produced by Texas Instruments. The SN74HC374 variant specifically integrates eight edge-triggered flip-flops into a single integrated circuit. It serves as a fundamental building block for digital logic designs requiring reliable data latching and transfer operations under varying voltage conditions.

Flip Flops Replacement Considerations

The SN74HC374DWRE4 is a confirmed equivalent part number representing the same functional device. Verify pinout compatibility and electrical specifications before substituting any alternative components from different manufacturers or logic families.