74FCT240PBATQ

Buffers, Drivers, Receivers, Transceivers Overview

The IDT 74FCT240PBATQ is an octal buffer and line driver belonging to the FCT logic family. It features eight invertible outputs with three-state capability, designed for high-speed data bus applications. The device operates within a supply voltage range of 4.75 V to 5.25 V and supports industrial temperature ranges from -40 °C to +85 °C. It utilizes CMOS technology to provide low static current consumption while maintaining fast propagation delays, typically around 4.8 ns at 5 V. The component is housed in a QSOP-20 package.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides eight independent inverting buffers with three-state output control for efficient bus management.
• Utilizes FAST CMOS technology to achieve high switching speeds with minimal power consumption.
• Supports wide operating temperature ranges suitable for demanding industrial and military environments.

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus buffering and line driving
• Clock distribution networks requiring precise timing
• Memory interface circuits in industrial systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific manufacturer source, as IDT assets are managed by Renesas. Confirm the exact package type and suffix codes match project requirements. Ensure compliance with RoHS directives if applicable to the target market. Validate that the supplier provides authentic components with traceable documentation to prevent counterfeits.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when eight-channel inversion with three-state control is required. Consider the FCT family for compatibility with standard TTL/CMOS logic levels. Evaluate the QSOP-20 package constraints against PCB layout space. Compare propagation delay specifications against system timing budgets to ensure signal integrity.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the widely adopted 74FCT series, known for bridging the performance gap between standard TTL and CMOS technologies. The 240 variant specifically offers inverting functionality, distinguishing it from non-inverting counterparts like the 244. It serves as a critical interface element in legacy and mixed-signal digital designs requiring reliable bus isolation.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The CY74FCT240ATQCT from Texas Instruments is a documented alternative within the same logic family. Verify pinout compatibility and electrical parameter alignment before substitution. Ensure the replacement meets the same temperature and voltage specifications.