SN74AHC574PWRE4

Flip Flops Overview

The SN74AHC574PWRE4 is an octal edge-triggered D-type flip-flop with three-state outputs manufactured by Texas Instruments. It belongs to the AHC/VHC/H/U/V logic series and utilizes a 20-pin TSSOP surface-mount package. The device features non-inverting polarity and CMOS input characteristics. It operates within a supply voltage range of 2 V to 5.5 V and supports a maximum clock frequency of 75 MHz. The component provides high drive capability with output currents up to 8 mA and exhibits a propagation delay of 13 ns. It functions reliably across an industrial temperature range from -40°C to +85°C.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops in a single integrated circuit
• Three-state outputs allowing direct connection to bus structures for efficient data transfer
• Edge-triggered operation synchronized by positive-going transitions on the clock input
• CMOS input structure ensuring low static power consumption and high noise immunity

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Register files in microprocessor-based systems
• Buffering and latching digital signals in communication interfaces
• General-purpose memory storage in embedded control applications

Flip Flops Procurement Notes

Verify the complete part number including the suffix to confirm the specific tape and reel packaging quantity and RoHS compliance status. Ensure the ordering code matches the required moisture sensitivity level and shipping format. Cross-reference the manufacturer datasheet for any recent product change notifications that may affect pinout or electrical specifications before finalizing procurement orders.

Flip Flops Selection Notes

Select this component when an octal register with tri-state capability is required for bus-oriented designs. The AHC series offers faster switching speeds compared to standard HC logic while maintaining compatibility with 5V and lower voltage systems. Consider the TSSOP package dimensions for PCB layout constraints and verify thermal dissipation requirements for the intended operating environment.

Flip Flops Part Context

This device is part of the Texas Instruments SN74AHC574 family, which includes variants with different packages such as PDIP and SOIC. The PWRE4 designation specifically indicates the TSSOP-20 surface-mount form factor with lead-free construction and environmental compliance. It serves as a digital storage element within the broader 74-series logic ecosystem used in consumer and industrial electronics.

Flip Flops Replacement Considerations

SN74AHC574PWR

Flip Flops FAQ

What is the maximum operating frequency of the SN74AHC574PWRE4?

The maximum clock frequency is specified as 75 MHz under standard operating conditions.

Does the SN74AHC574PWRE4 have inverted outputs?

No, the device features non-inverting outputs where the Q output follows the D input state upon clock triggering.