SN74LVC240ADBR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVC240ADBR is an octal buffer and line driver manufactured by Texas Instruments. It features eight inputs and eight outputs with inverting polarity and three-state output capability. The device operates within a supply voltage range of 1.65 V to 3.6 V. It utilizes CMOS logic technology and is housed in a 20-SSOP package. Key electrical specifications include a high-level output current of -24 mA and a low-level output current of 24 mA. Static current consumption is rated at 10 uA. Propagation delay is specified as 7.5 ns at 2.7 V and 6.5 ns at 3.3 V. The component supports surface-mount installation and functions across a temperature range of -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides bidirectional data transmission capabilities through its octal configuration.
• Features three-state outputs to facilitate direct connection to bus lines.
• Supports mixed 5-V and 3.3-V operating environments via wide supply voltage range.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory card controllers
• Clock drivers
• Bus-oriented architectures

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'E4' if lead-free compliance is required, as standard listings may vary. Confirm the package type matches the design footprint, as SSOP dimensions differ from SOIC or TSSOP variants. Ensure the ordering code aligns with the desired packaging format, such as tube or reel, to match assembly requirements. Cross-reference the manufacturer's latest datasheet for any pinout revisions or environmental certifications before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring low-voltage operation between 1.65 V and 3.6 V. It is suitable for applications needing high drive strength with 24 mA output currents. Consider the propagation delay characteristics relative to system clock speeds. Verify that the thermal performance of the SSOP package meets the ambient temperature constraints of the target environment.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LVC240A series of octal buffers and line drivers. It is part of Texas Instruments' broader portfolio of low-voltage CMOS logic devices designed for high-speed digital applications. The series offers compatibility with various logic families while maintaining low power consumption. Related components in the family may include non-inverting variants or different package options like SOIC and TSSOP.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74LVC240ADWR is a compatible alternative with identical logical functionality but differs in packaging format. SN74LVC240APWT serves as another option with a TSSOP-20 package. Verify pin compatibility and electrical specifications against the original design requirements before substituting.