74FCT543CTQG

Buffers, Drivers, Receivers, Transceivers Overview

The 74FCT543CTQG is an octal latched transceiver manufactured by Renesas Electronics Corporation. It operates within a supply voltage range of 4.75V to 5.25V and features eight-bit bus width with non-inverting functionality. The device utilizes a 24-QSOP package and provides three-state outputs for effective bus management. Designed for high-speed applications, it supports core voltages typical of the FCT logic family.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal latched transceiver architecture with non-inverting signal path
• Three-state output capability for efficient bus line sharing
• Compatible with standard 5V CMOS logic families

Buffers, Drivers, Receivers, Transceivers Applications

• Memory buffer interfaces
• Clock driver circuits
• Bus-oriented transmissions

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix CTQG against the official datasheet to confirm pinout and electrical characteristics match your design requirements. Confirm RoHS compliance status and check for any recent Product Change Notices regarding manufacturing location or material updates before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal transceiver with latch functionality is required for 5V systems. Ensure the 24-QSOP package fits the PCB layout constraints. Verify that the input voltage levels are compatible with the driving source logic family to guarantee reliable signal integrity across the operating temperature range.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74FCT series, which bridges the performance gap between standard TTL and CMOS technologies. The FCT family offers faster switching speeds and lower power consumption compared to older logic families while maintaining compatibility with existing system designs requiring 5V operation.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct equivalents such as the 74FCT543ATSOG. Verify pin compatibility and electrical specifications before substitution.