74AUP2G125GD,125

Buffers, Drivers, Receivers, Transceivers Overview

The NXP USA Inc. 74AUP2G125GD,125 is a low-power dual buffer and line driver featuring three-state outputs controlled by active-low enable inputs (nOE). It operates within a supply voltage range of 0.8 V to 3.6 V and includes Schmitt-trigger inputs for noise immunity. The device incorporates IOFF circuitry to prevent backflow current during partial power-down states. It supports an ambient operating temperature from -40 °C to +125 °C and complies with JEDEC standards JESD8-12 through JESD8-B.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Features IOFF circuitry that disables outputs to prevent damaging backflow currents when the device is powered down.
• Includes Schmitt-trigger action at all inputs to ensure tolerance for slower input rise and fall times.
• Provides high noise immunity and low static power consumption across the entire specified supply voltage range.

Buffers, Drivers, Receivers, Transceivers Applications

• Partial power-down applications requiring protection against backflow current
• Signal buffering in systems with slow input transition rates
• Line driving in low-voltage CMOS logic environments

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package designation GD corresponds to the required footprint and thermal characteristics. Confirm the ordering suffix matches the intended temperature grade and manufacturing revision. Ensure compatibility with existing board layouts regarding pin assignments and electrical tolerances before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring dual non-inverting buffers with three-state control in ultra-low voltage applications. The inclusion of Schmitt triggers makes it suitable for noisy environments or signals with gradual transitions. Verify that the required output drive capability and propagation delay meet the system timing constraints under the target load conditions.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Nexperia 74AUP series of advanced ultra-low power CMOS logic devices. The series is designed for portable and battery-operated applications where minimizing power consumption is critical while maintaining signal integrity across wide voltage ranges.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The datasheet revision history indicates that type number 74AUP2G125GD was removed in version 12. Verify if alternative packages such as DC, GT, GN, GS, or GX are available substitutes for the same functional specification.

Buffers, Drivers, Receivers, Transceivers FAQ

How does the device handle partial power-down scenarios?

The device utilizes IOFF circuitry which automatically disables the outputs to prevent potentially damaging backflow current through the device when it is powered down.

What is the function of the Schmitt-trigger inputs?

The Schmitt-trigger action at all inputs makes the circuit tolerant of slower input rise and fall times, improving noise immunity.