SN74HC574DBR

Flip Flops Overview

The SN74HC574DBR is an octal edge-triggered D-type flip-flop manufactured by Texas Instruments. It features three-state outputs and operates within a supply voltage range of 2 V to 6 V. The device utilizes a 20-SSOP surface-mount package. Key electrical parameters include a maximum propagation delay of 31 ns at 6 V with a 50 pF load, a clock frequency of 40 MHz, and static current consumption of 8 µA. Output drive capabilities are specified at 7.8 mA for both high and low states.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops in a single integrated circuit
• Three-state outputs designed for direct bus driving applications
• Edge-triggered operation synchronized by a common clock input
• Low power consumption characteristics suitable for battery-operated systems

Flip Flops Applications

• Buffer register implementations
• I/O port interfacing
• Bidirectional bus drivers
• Working registers in digital logic circuits

Flip Flops Procurement Notes

Verify the specific suffix 'DBR' corresponds to the SSOP-20 package and tape-and-reel packaging format. Confirm RoHS compliance status as indicated in official documentation. Ensure the operating temperature range meets system requirements. Check for any recent product change notifications affecting pinout or electrical specifications before finalizing procurement.

Flip Flops Selection Notes

Select this component when an octal storage solution with three-state output capability is required. The HC series offers compatibility with standard CMOS logic levels across a wide voltage range. Consider the SSOP package size constraints and thermal performance during layout. Verify that the 40 MHz clock speed satisfies the target application timing requirements.

Flip Flops Part Context

This part belongs to the SN74HC574 family of octal edge-triggered D-type flip-flops. It is part of Texas Instruments' broader 74HC logic portfolio, which provides high-speed CMOS performance. The device serves as a fundamental building block for sequential logic design in various consumer and industrial electronic applications.

Flip Flops Replacement Considerations

SN74HC574DR (SOIC-20 package)

Flip Flops FAQ

What is the trigger type of the SN74HC574DBR?

The device uses positive-edge triggering for data capture.

Does the SN74HC574DBR have Schmitt trigger inputs?

No, the SN74HC574DBR does not feature Schmitt trigger inputs; it has standard CMOS inputs.