SN74F240DW

Buffers, Drivers, Receivers, Transceivers Overview

The SN74F240DW is an octal buffer and line driver from the Texas Instruments F/FAST series. It features inverted outputs with three-state capability, housed in a 20-pin SOIC package. The device operates on a supply voltage range of 4.5V to 5.5V. Key electrical parameters include a high-level output current of -15mA and a low-level output current of 64mA. The propagation delay is typically 7ns at 5V. It supports a maximum operating frequency of 70MHz and functions within a temperature range of 0°C to 70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides eight unidirectional buffers or line drivers with inverted logic functionality.
• Features three-state outputs to facilitate bus-oriented connections and system isolation.
• Utilizes bipolar technology for high-speed signal transmission in digital systems.

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented architectures requiring high-speed data transfer
• Memory address decoding circuits
• Clock distribution networks

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and temperature rating. Ensure compatibility with existing board layouts regarding pin configuration and thermal requirements. Cross-reference ordering information with manufacturer catalogs to avoid discrepancies in component specifications.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for applications demanding fast switching speeds within standard 5V logic families. Consider the bipolar technology characteristics for drive strength requirements. Evaluate the trade-off between speed and power consumption compared to CMOS alternatives like the AHC series when designing high-performance digital interfaces.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74F240 family of octal buffers. It shares functional similarities with other variants such as the SN74F240N (PDIP) and SN74F240DWR (tape reel). The DW suffix specifically denotes the surface-mount SOIC package format, distinguishing it from through-hole or alternative reel packaging options within the same logical family.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AS240ADW offers parameter equivalence with higher performance metrics. SN74BCT240DW serves as a compatible alternative with similar interface characteristics. Verify pinout compatibility before substituting these parts in existing designs.