SN74HCT240DW

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HCT240DW is an octal buffer and line driver manufactured by Texas Instruments, belonging to the HCT logic series. It features eight unidirectional channels with 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 and supports a wide operating temperature range from -40°C to +85°C. Key electrical characteristics include high-level output current of -6 mA and low-level output current of 6 mA, ensuring robust signal driving capabilities for digital systems.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides octal buffering and line driving functionality with inverted polarity
• Features three-state outputs to facilitate bus-oriented communications
• Compatible with standard TTL voltage levels through HCT technology

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented architectures requiring signal isolation
• Memory address decoding and data buffering
• Clock distribution networks in digital systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'DW' corresponds to the SOIC-20 package configuration. Confirm RoHS compliance status as indicated in official documentation. Ensure the ordering part number matches the required temperature grade and packaging format for your assembly process.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when interfacing between 5V CMOS logic and TTL-compatible devices. The HCT series ensures compatibility with standard logic families while offering improved noise immunity compared to older variants. Consider the SOIC-20 package constraints regarding board space and thermal dissipation requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74HCT240 family of octal buffers. It serves as a digital logic interface component designed for high-speed data transmission applications. The device is widely used in embedded systems and industrial control equipment where reliable signal integrity is critical.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74HCT240DR is available as a tape-and-reel alternative from the same manufacturer.