SN74AC240NS

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AC240NS is an octal buffer and line driver manufactured by Texas Instruments, belonging to the AC logic series. It features eight unidirectional channels with inverting functionality and three-state outputs housed in a 20-pin SOIC package. The device operates within a supply voltage range of 2 V to 6 V, supporting low-level output currents of 24 mA and high-level output currents of -24 mA. It exhibits a propagation delay of 8 ns and maintains a static current of 4 uA. The component functions reliably across an operating temperature range from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides eight unidirectional signal paths with inverting logic for data buffering applications
• Features three-state outputs allowing direct connection to bus structures without external drivers
• Delivers high drive capability suitable for driving capacitive loads on transmission lines

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented memory and address drivers
• Clock drivers and buffering
• Transceiver buses

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix against the manufacturer's official documentation to confirm pinout compatibility and electrical characteristics. Ensure the selected variant matches the required package type and temperature rating for the intended design environment before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring high-speed buffering with significant drive strength. The wide supply voltage range allows flexibility in interfacing with various logic families. Consider the three-state feature for efficient bus management in complex digital architectures.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AC240 family of octal buffers and line drivers. It is designed for high-speed digital applications where signal integrity and drive capability are critical. The AC series offers performance improvements over standard HC logic while maintaining compatibility with existing system designs.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AC240PWR: Alternative TSSOP-20 package version with identical electrical specifications.