SN74LVC240APWR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVC240APWR is an octal buffer and line driver manufactured by Texas Instruments. It features three-state outputs and operates within a supply voltage range of 1.65 V to 3.6 V. The device provides high drive capability with low-level output currents up to 24 mA and high-level output currents up to -24 mA. Propagation delays are specified at 7.5 ns at 2.7 V and 6.5 ns at 3.3 V. It is housed in a 20-pin TSSOP package and supports operation from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal configuration providing eight independent buffering channels for parallel data paths.
• Three-state outputs allow effective bus isolation when the device is disabled.
• Wide operating voltage range supports compatibility with various logic families.

Buffers, Drivers, Receivers, Transceivers Applications

• Parallel-to-serial conversion circuits
• Clock drivers and buffering
• Memory address and data bus driving

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'PWR' corresponds to the TSSOP-20 package and reel packaging format required for your assembly process. Confirm that the 1.65 V to 3.6 V operating range aligns with your system's power rails. Ensure thermal management meets the -40°C to +85°C industrial temperature specifications during design validation.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal buffer with three-state control is needed for low-voltage digital systems. It is suitable for applications requiring moderate speed and high drive current within the LVC family constraints. Compare propagation delay specifications against your maximum clock frequencies to ensure timing margins are met.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LVC240A series of octal buffers and line drivers. It is designed for general-purpose digital buffering tasks where signal integrity and bus isolation are critical. The LVC series offers improved performance over older logic families while maintaining pin compatibility with standard TTL interfaces.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the logic polarity of the SN74LVC240APWR?

The device is non-inverting, meaning the output state follows the input state directly.

How does the enable function work?

The device features two output enable inputs (OE). When either enable input is high, the outputs are in the high-impedance state.