SN74LV540ADB

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LV540ADB is an octal buffer and driver manufactured by Texas Instruments, belonging to the LV logic series. It features eight non-inverting channels with three-state outputs housed in a 20-pin SSOP package. The device operates within a supply voltage range of 2 V to 5.5 V, supporting CMOS logic levels. Key electrical characteristics include high-level output current of -16 mA and low-level output current of 16 mA. Static current is specified at 20 uA, with propagation delays varying based on voltage: 15.9 ns at 2.5 V, 10.5 ns at 3.3 V, and 7 ns at 5 V. The component supports surface mount installation and functions reliably across an operating temperature range from -40 C to +125 C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides octal buffering and driving capabilities with non-inverting signal paths for data transmission applications.
• Features three-state outputs that allow direct connection to bus structures without additional pull-up or pull-down resistors.
• Supports wide supply voltage operation from 2 V to 5.5 V, enabling compatibility with various system power rails.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory module address and data bus drivers
• Clock distribution circuits requiring multiple driven outputs
• Portable equipment utilizing battery-powered low-voltage logic systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'ADB' against the manufacturer's official ordering information to confirm the exact package type and tape/reel specifications. Ensure the requested quantity matches the standard factory packaging requirements defined in the latest datasheet revision. Confirm RoHS compliance status and lead times directly with authorized distributors prior to finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring eight-channel non-inverting buffers with three-state control. It is suitable for applications needing operation across a broad voltage range of 2 V to 5.5 V. Consider the SSOP-20 package constraints regarding board space and thermal dissipation. Verify that the required propagation delay meets the timing specifications of the target digital interface at the intended operating voltage.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LV540A family of octal buffers and drivers with three-state outputs. It is designed for low-voltage CMOS applications, offering improved performance over older logic families while maintaining pin compatibility with legacy designs. The LV series is characterized by its ability to operate efficiently at lower supply voltages compared to standard 5 V logic devices.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The SN74LV540ADBR serves as a reel-packaged alternative to the tube-packed SN74LV540ADB. Both parts share identical electrical characteristics and functionality. Verify package dimensions and marking differences before substituting to ensure mechanical fit within the existing PCB layout.