SN74LVC540APWRG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVC540APWRG4 is an octal buffer and line driver featuring three-state outputs, manufactured by Texas Instruments. It operates within a supply voltage range of 1.65 V to 3.6 V. The device provides high-level output current of -24 mA and low-level output current of 24 mA. Static current consumption is typically 10 µA. It functions in temperatures from -40°C to +125°C and is housed in a 20-TSSOP package.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal configuration with three-state outputs for bus-oriented systems
• Supports partial-power-down mode via Ioff circuitry
• ESD protection exceeding JESD 22 standards

Buffers, Drivers, Receivers, Transceivers Applications

• Memory module data buffering
• Clock distribution networks
• Bus-oriented architectures requiring signal isolation

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the G4 suffix indicates RoHS compliance and green material status as per Texas Instruments documentation. Confirm the TSSOP-20 package dimensions match your PCB footprint requirements. Ensure the operating temperature range aligns with your system's thermal environment specifications before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing low-voltage logic interfaces requiring eight buffered channels. The LVC series offers compatibility with 3.3 V and 1.8 V systems. Consider the -24 mA drive capability for moderate load conditions. Verify that the inverting polarity matches your signal path design requirements compared to non-inverting alternatives.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LVC540 family of octal buffers. The APWR variant denotes the specific TSSOP-20 surface-mount packaging. The G4 suffix signifies environmental compliance attributes defined by the manufacturer. It serves as a standard interface solution for digital logic applications requiring signal conditioning and isolation.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74LVC540APW is the non-compliant equivalent without the G4 suffix. SN74LVC541APWR is the non-inverting counterpart within the same series. Cross-reference datasheets to confirm identical pinouts and electrical characteristics before substitution.