SN74LVC540ADWG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVC540ADWG4 is an octal buffer and line driver manufactured by Texas Instruments. It belongs to the LVC logic family and features tri-state outputs with inverting polarity. The device operates within a supply voltage range of 1.65 V to 3.6 V. It provides high drive capability with output currents of ±24 mA. The component is housed in a 20-pin TSSOP package and supports operation across an extended temperature range from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal configuration providing eight independent buffering channels
• Tri-state output control for bus-oriented applications
• Inverting logic polarity for signal inversion functions
• Low quiescent current consumption for power efficiency

Buffers, Drivers, Receivers, Transceivers Applications

• Memory module address and data buffering
• Clock distribution and buffering circuits
• Bidirectional bus transceivers
• Portable consumer electronics systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'G4' indicates RoHS compliance and green manufacturing status as per Texas Instruments documentation. Confirm the 'DW' package designation corresponds to the 20-pin Thin Shrink Small Outline Package (TSSOP) with a 0.65 mm pitch. Ensure the operating temperature grade matches the required environmental specifications for the target application design.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal inverting buffer with tri-state capability is required for low-voltage digital systems. The LVC series offers compatibility with 1.8 V, 2.5 V, and 3.3 V logic levels. Consider the TSSOP-20 package for surface-mount assembly constraints. Verify that the ±24 mA drive strength meets the load requirements of the connected circuitry without exceeding absolute maximum ratings.

Buffers, Drivers, Receivers, Transceivers Part Context

This part is a member of the Texas Instruments SN74LVC540A family of octal buffers. It serves as a standard logic interface component for converting and driving signals in modern digital designs. The device complements other LVC series parts like the non-inverting SN74LVC541. It is widely used in embedded systems requiring reliable signal integrity at low voltages.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct pin-compatible alternatives such as the SN74LVC540APWR or SN74LVC540APW. Verify that substitute parts maintain the same LVC logic family characteristics and TSSOP-20 package dimensions. Ensure any replacement also supports the required 1.65 V to 3.6 V supply voltage range.