SN74AS574DW

Flip Flops Overview

The SN74AS574DW is an octal D-type edge-triggered flip-flop with three-state outputs manufactured by Texas Instruments. It belongs to the AS logic series and features a non-inverting polarity. The device operates within a supply voltage range of 4.5 V to 5.5 V and supports a propagation delay of 9 ns. It provides high-level output current of -15 mA and low-level output current of 48 mA. The component is housed in a SOIC-20 package, designed for surface-mount installation, and functions reliably across an operating temperature range of 0°C to +70°C.

Flip Flops Feature Summary

• Octal D-type edge-triggered flip-flop architecture with three-state outputs
• High-speed AS logic series performance with 9 ns propagation delay
• Robust drive capability with 48 mA low-level output current
• Non-inverting signal polarity for direct data path applications

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Register storage in high-speed digital systems
• Bus interface buffering with tri-state control
• Memory address latching in microprocessor systems

Flip Flops Procurement Notes

Verify the specific suffix 'DW' corresponds to the SOIC-20 tube packaging configuration when ordering. Confirm that the AS logic family requirements align with system voltage and speed specifications. Ensure thermal management meets the 0°C to +70°C operational limits. Cross-reference datasheet electrical characteristics against target application loads to validate drive strength adequacy.

Flip Flops Selection Notes

Select this component for designs requiring fast octal latching with strong sink drive capabilities. The AS series offers superior speed compared to standard TTL variants while maintaining compatible input levels. Consider the SOIC-20 package constraints for PCB layout density. Evaluate power dissipation at maximum load conditions within the specified voltage range.

Flip Flops Part Context

This part is part of the SN74AS574 family of octal D-type flip-flops. It shares functional similarities with other Texas Instruments logic devices but distinguishes itself through the AS series speed characteristics. The DW variant specifically denotes the surface-mount SOIC-20 package form factor suitable for automated assembly processes.

Flip Flops Replacement Considerations

SN74AS574DWR (Reel version)

Flip Flops FAQ

What is the maximum low-level output current for the SN74AS574DW?

The maximum low-level output current is 48 mA.

Does the SN74AS574DW have inverting or non-inverting outputs?

The SN74AS574DW has non-inverting polarity.