CY74FCT646ATSOC

Overview

The CY74FCT646ATSOC is an octal registered bus transceiver manufactured by Texas Instruments within the FCT logic series. It features three-state outputs and operates on a single supply voltage ranging from 4.75 V to 5.25 V. The device accepts TTL input levels and provides TTL output levels, ensuring compatibility with standard digital interfaces. It is housed in a 24-pin SOIC package and supports surface-mount installation. The component functions as a non-inverting bus transceiver with integrated registration capabilities for data storage.

Feature Summary

• Octal Registered Bus Transceiver functionality
• Three-State Output capability
• TTL Input and Output Level compatibility

Applications

• High-speed data bus systems
• Memory buffer applications
• Clock drivers

Procurement Notes

Verify the specific suffix 'A' against official Texas Instruments documentation to confirm manufacturing lot details or revision status. Ensure the SOIC-24 package dimensions match the target PCB footprint requirements. Confirm RoHS compliance status through the manufacturer's current datasheet before finalizing procurement specifications.

Selection Notes

Select this component when an octal bus transceiver with internal registration is required for high-speed digital designs. The FCT series offers CMOS performance with TTL compatibility. Verify that the operating temperature range of -40°C to +85°C meets the environmental constraints of the intended application board design.

Part Context

This part belongs to the CY74FCT646T family of bus transceivers. It serves as a registered interface solution for transferring data between buses. The 'A' suffix typically denotes a specific manufacturing revision or quality tier defined by Texas Instruments for this logic family component.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.