74ACQ574SCX

Overview

The onsemi 74ACQ574SCX is a single-element, octal D-type flip-flop featuring edge-triggered operation and three-state outputs. It operates within a supply voltage range of 2V to 6V and supports clock frequencies up to 90 MHz. The device provides high drive capability with output currents of 24mA for both high and low states. Propagation delays are specified at 13ns at 3.3V and 8.5ns at 5V. It is housed in a 20-SOIC package and functions as a non-inverting bus interface.

Feature Summary

• Octal D-type edge-triggered flip-flop architecture
• Three-state output capability for bus interfacing
• High drive strength with 24mA output current
• Wide supply voltage compatibility from 2V to 6V

Applications

• Bus-oriented memory mapping
• Clocking data registers
• Performance class digital systems

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status via official documentation. Check for End-of-Life notices or obsolescence warnings before procurement. Ensure packaging specifications match project requirements. Validate datasheet revisions for accurate electrical characteristics.

Selection Notes

Select this component for applications requiring octal storage with tri-state control. Consider the 2V to 6V operating range for flexible power designs. Evaluate the 90 MHz clock frequency against system timing needs. Compare propagation delays with other logic families for speed optimization.

Part Context

This part belongs to the AC series of high-speed CMOS logic devices. It serves as an octal version of single-bit D-type flip-flops. The device integrates eight independent flip-flops into a single package. It is designed for performance-critical digital applications.

Replacement Considerations

Publicly confirmed substitutes include MC74ACQ574DG by onsemi. Other potential replacements may exist but require specific cross-reference verification.