74FCT573ASC

Latches Overview

The National Semiconductor 74FCT573ASC is an octal D-type transparent latch featuring tri-state outputs, belonging to the FCT logic series. It operates with a nominal supply voltage of 5 V and supports a range from 4.75 V to 5.25 V. The device utilizes CMOS technology and provides true output polarity. Packaged in a 20-pin SOIC format, it functions as a single-function bus driver with eight bits of data handling capability.

Latches Feature Summary

• Provides octal latching functionality for digital data storage
• Features tri-state outputs for effective bus line management
• Utilizes FCT series CMOS technology for high-speed performance

Latches Applications

• Data bus buffering applications
• Register file implementations
• Memory interface circuits

Latches Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm package integrity and pin alignment against standard SOIC-20 specifications. Review datasheet revisions for any functional updates. Ensure compliance with relevant electronic component standards before integration into final designs.

Latches Selection Notes

Select this component when requiring an octal latch with tri-state control within the FCT family. Consider the 20-pin SOIC package for surface mount assembly requirements. Evaluate power consumption characteristics relative to system constraints. Compare propagation delays against timing requirements for synchronous data transfer operations.

Latches Part Context

This part belongs to the broader 74FCT logic family, designed for high-speed CMOS applications. It serves as a direct replacement for similar octal latches in legacy systems. The FCT series offers improved speed over standard TTL while maintaining CMOS power efficiency. It is widely used in computer architecture and peripheral interfacing.

Latches Replacement Considerations

Equivalent parts include IDT74FCT573ASC and other manufacturers' variants of the 74FCT573. Verify pin compatibility and electrical parameters before substitution. Check for lead-free status if environmental regulations apply.