74FCT543CTQG8

Buffers, Drivers, Receivers, Transceivers Overview

The Renesas Electronics Corporation 74FCT543CTQG8 is an octal bus transceiver belonging to the 74FCT logic series. It features a single functional unit with eight bits per element and non-inverting true outputs. The device operates within a supply voltage range of 4.75V to 5.25V and provides three-state output capability. It is housed in a 24-QSOP surface-mount package and supports an operating temperature range from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bidirectional data transfer capability
• Three-state output isolation
• CMOS technology implementation

Buffers, Drivers, Receivers, Transceivers Applications

• Memory mapping control
• Clock drivers
• Bus-oriented architectures

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify component authenticity through authorized channels due to potential availability constraints. Confirm package integrity and pin alignment against the 24-QSOP specification. Ensure environmental compliance matches project requirements, noting that specific RoHS status should be validated via current manufacturer documentation before integration into final assemblies.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring high-speed octal data transmission with low power consumption characteristics typical of FCT technology. Evaluate thermal performance within the specified industrial temperature range. Consider the 24-QSOP footprint compatibility during PCB layout planning to ensure proper soldering and mechanical stability in the target application environment.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the broader 74FCT family of high-speed CMOS logic devices manufactured by Renesas Electronics. These components are designed to replace older TTL equivalents while offering improved speed and lower power dissipation. The 74FCT543 specifically addresses applications needing robust bus interfacing with defined electrical characteristics for reliable digital signal processing.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Cross-reference with equivalent parts such as IDT74FCT543 variants or compatible Texas Instruments alternatives like CY74FCT543. Verify pinout compatibility and electrical parameter alignment before substitution.