SN74HCT646NT

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HCT646NT is an octal bus transceiver and register manufactured by Texas Instruments. It features three-state outputs and operates within a supply voltage range of 2V to 6V. The device utilizes HCT logic, ensuring TTL-compatible inputs while providing CMOS output levels. It is housed in a 24-pin PDIP package and supports non-inverting data transfer with registered functionality for stable bus operations.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal configuration providing eight independent bidirectional data paths
• Three-state outputs allowing direct connection to system buses
• Registered architecture for synchronized data storage and transfer
• TTL-compatible input thresholds for broad compatibility

Buffers, Drivers, Receivers, Transceivers Applications

• High-performance 8-bit memory map registers
• Bus-oriented memory and I/O systems
• Clocking data latches on rising or falling edges
• Parallel-to-serial and serial-to-parallel converters

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'NT' against the manufacturer's current datasheet to confirm package type and availability status. Ensure the component meets required RoHS compliance standards for your application. Cross-reference the ordering information with official Texas Instruments documentation to avoid discrepancies in pinout or electrical characteristics.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a registered octal transceiver with wide voltage tolerance is required. The HCT series ensures compatibility with standard TTL logic families. Consider the PDIP package for through-hole prototyping or applications requiring manual assembly. Verify that the operating temperature range meets environmental specifications.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74HCT646 family of octal bus transceivers. It is designed for high-speed data transfer in digital systems. The HCT technology combines the speed of HC logic with TTL-compatible inputs. It serves as a key interface component between microprocessors and peripheral devices.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for SN74HCT646N from Texas Instruments for equivalent PDIP packaging. Other manufacturers may offer compatible parts under different numbering schemes. Verify pin compatibility and electrical parameters before substitution.