SN74BCT240NS

Buffers, Drivers, Receivers, Transceivers Overview

The SN74BCT240NS is an octal buffer and line driver from the BCT logic family, manufactured by Texas Instruments. It features eight inverting inputs and three-state outputs housed in a 20-pin SOIC package. The device operates within a supply voltage range of 4.5 V to 5.5 V. Key electrical characteristics include a high-level output current of -15 mA and a low-level output current of 64 mA. Propagation delay is specified at 4.8 ns at 5 V. The component supports surface-mount installation and functions within a commercial temperature range of 0°C to +70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides octal buffering and line driving capabilities with inverting polarity for signal integrity improvement.
• Features three-state outputs to facilitate bus-oriented communications and memory addressing applications.
• Designed specifically to enhance performance and density in high-speed digital systems.

Buffers, Drivers, Receivers, Transceivers Applications

• Buffering address and data buses
• Driving heavily loaded transmission lines
• Memory system interface circuits

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'NS' against the manufacturer's current product status, as this variant may be obsolete or superseded by newer revisions such as the SN74BCT240NSR. Confirm RoHS compliance details directly with the supplier or official documentation before procurement to ensure regulatory adherence for your specific manufacturing requirements.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring octal buffering with three-state control within the BCT logic family. Ensure the application environment remains within the 0°C to +70°C operating temperature range. Verify that the required drive strength aligns with the specified 15 mA high-level and 64 mA low-level output currents for reliable signal transmission.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74BCT240 series of octal buffers and line drivers. It is designed to improve performance and density in digital circuits. The NS suffix indicates a 20-lead Small Outline Integrated Circuit (SOIC) package. This series is part of Texas Instruments' broader portfolio of high-speed logic devices optimized for bus-driven architectures.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Publicly confirmed substitute part numbers include SN74BCT240NSR. Verify functional compatibility and pinout alignment before substitution.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the propagation delay of the SN74BCT240NS?

The propagation delay is 4.8 ns when operating at a 5 V supply voltage.

Does the SN74BCT240NS have inverting or non-inverting outputs?

The SN74BCT240NS features inverting polarity, meaning the outputs are the logical inverse of the inputs.