74FCT2543CTSOCTG4

Buffers, Drivers, Receivers, Transceivers Overview

The CY74FCT2543CTSOCTG4 is an octal registered transceiver manufactured by Texas Instruments, belonging to the FCT logic series. It features eight bidirectional data channels with three-state outputs and integrated latching functionality. The device operates within a supply voltage range of 4.75 V to 5.25 V and supports TTL input and output levels. Key electrical parameters include a propagation delay of 5.5 ns, a low-level output current of 12 mA, and a high-level output current of -15 mA. It is housed in a 24-pin SOIC package and functions as a non-inverting bus transceiver suitable for surface-mount applications.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal Registered Transceiver
• Three-State Outputs
• Latched Transceiver Functionality

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented memory and command addressing
• Clock drivers
• Buffering and bus orientation

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'TG4' against official Texas Instruments documentation to confirm lead-free status and RoHS compliance details. Ensure the ordering part number matches the exact package variant and temperature grade required for your design. Cross-reference the manufacturer's latest datasheet to confirm pinout compatibility and any potential obsolescence notices before finalizing procurement plans.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring high-speed data transfer with built-in storage capabilities. The FCT series offers CMOS performance with TTL-compatible inputs, making it suitable for mixed-logic environments. Consider the 5.5 ns propagation delay and drive strength requirements for signal integrity. Verify that the 24-pin SOIC package fits the available PCB real estate and thermal constraints of the target application.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the CY74FCT2543T family of registered bus transceivers. It is designed to provide high-performance data buffering and direction control in digital systems. The integration of latches allows for data retention during bus transitions, enhancing system reliability in complex bus architectures.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct equivalents such as the CY74FCT2543ATSOC or other variants within the same FCT family that share identical pinouts and functional specifications. Ensure any substitute maintains the same voltage range and package type.