SN74AHCT540NSR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AHCT540NSR is an octal buffer and line driver manufactured by Texas Instruments. It features eight unidirectional data paths with three-state outputs, allowing connection to bus lines without driving conflicts. The device operates within a supply voltage range of 4.5 V to 5.5 V, ensuring compatibility with standard CMOS logic families. It utilizes the AHCT logic series, which accepts TTL-compatible input levels while providing CMOS output characteristics. The component is housed in a 20-pin Small Outline Integrated Circuit (SOIC) package designed for surface-mount applications.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides eight unidirectional signal buffering channels for high-speed data transmission.
• Features three-state outputs that facilitate direct connection to system buses.
• Accepts TTL-compatible input voltage levels through the AHCT architecture.

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented memory and address drivers
• Clock drivers and buffer circuits
• High-performance register banks

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'SR' corresponds to the tape-and-reel packaging configuration required for automated assembly processes. Confirm the operating temperature range matches the intended environmental conditions. Ensure the datasheet revision aligns with current design specifications before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when interfacing TTL-level sources with CMOS loads requiring bus isolation. The AHCT series ensures voltage level compatibility between different logic families. Consider the SOIC-20 package dimensions for PCB layout constraints and thermal management requirements during the design phase.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AHCT540 family of octal buffers. It shares functional similarities with other devices in the AHC and AHCT series but differs in input threshold voltages and supply voltage ranges. The NSR designation indicates the specific package type and reel quantity configuration provided by the manufacturer.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the input logic level compatibility?

The device accepts TTL-compatible input levels due to its AHCT logic architecture.

How many independent channels does the device contain?

The SN74AHCT540NSR contains eight independent unidirectional buffer channels.