74FCT574ATSOG8

Overview

The 74FCT574ATSOG8 is an octal edge-triggered D-type flip-flop with 3-state outputs manufactured by Renesas Electronics. It operates within a supply voltage range of 4.75V to 5.25V and features a SOIC-20 package. The device supports a maximum propagation delay of 6ns at 5V with 50pF load and draws a maximum supply current of 4.5mA. It functions reliably across an operating temperature range from -40°C to +85°C, ensuring stable performance in industrial environments.

Feature Summary

• Provides octal data storage via edge-triggered D-type flip-flops for synchronous digital systems
• Features 3-state outputs to facilitate bus-oriented memory and driver applications
• Delivers high-speed performance with low propagation delay characteristics

Applications

• Bus-oriented memory implementations
• Register files in digital logic circuits
• High-speed buffering applications

Procurement Notes

Verify the specific suffix ATSOG8 against official Renesas documentation to confirm package type and tape-and-reel configuration. Ensure compatibility with existing PCB footprints for SOIC-20 components. Cross-reference RoHS compliance status as required by project specifications. Confirm availability through authorized distributors to avoid counterfeit risks.

Selection Notes

Select this component when designing systems requiring octal latching with tri-state control. It is suitable for applications needing fast switching speeds within standard CMOS voltage levels. Consider thermal management requirements for the SOIC-20 package if operating near maximum temperature limits. Verify input drive capabilities match source impedance constraints.

Part Context

This part belongs to the 74FCT logic family, which bridges TTL and CMOS technologies. It offers faster switching speeds than standard 74HC series devices while maintaining CMOS power efficiency. The 74FCT574 variant specifically provides octal storage with output enable control, widely used in microprocessor interface designs.

Replacement Considerations

Check for direct equivalents such as IDT74FCT574ATSOG8 or CY74FCT574ATSOC. Verify pinout compatibility and electrical parameters before substitution. Ensure replacement parts meet the same temperature and voltage specifications.