SN74AUP1G02DBVR

Overview

The SN74AUP1G02DBVR is a low-power single 2-input positive-NOR gate from Texas Instruments. It operates within a supply voltage range of 0.8 V to 3.6 V and supports an operating temperature range of -40°C to +85°C. The device features a maximum propagation delay of 4.6 ns at 3.3 V with a 5 pF load, ensuring fast switching performance. It includes input hysteresis for noise immunity and Ioff circuitry for partial-power-down support. The component is housed in a 5-pin SOT-23 package.

Feature Summary

• Ultra-low static power consumption with typical quiescent current below 1 µA
• Input hysteresis provides improved switching noise immunity for slow transitions
• Ioff feature prevents back-drive current during partial-power-down or live insertion
• Low output overshoot and undershoot ensures signal integrity without external damping

Applications

• Active Noise Cancellation (ANC)
• Embedded PC systems
• Wireless data access cards and headsets
• HVAC control circuits
• Medical monitoring devices

Procurement Notes

Verify the specific ordering suffix DBVR confirms the SOT-23 package type and tape-and-reel quantity. Ensure the design accounts for the recommended operating conditions regarding input transition rates and supply voltage stability. Confirm that the application environment remains within the specified thermal limits for reliable operation.

Selection Notes

Select this component when minimizing static power consumption is critical for battery-operated portable electronics. The wide supply voltage range allows compatibility with various logic levels, while the built-in hysteresis simplifies interface design for noisy environments requiring robust signal detection.

Part Context

This device belongs to the AUP family of ultra-low-power logic gates designed for modern portable applications. It serves as a compact solution for Boolean logic operations where board space and energy efficiency are primary constraints. The technology enables significant footprint reduction compared to traditional packaging options.

Replacement Considerations

SN74AUP1G02DCKR

FAQ

How does the Ioff feature function?

The Ioff circuitry disables outputs when VCC is 0 V, preventing damaging current backflow through the device and supporting live insertion.

What is the purpose of the input hysteresis?

Input hysteresis allows for slower input transitions and provides better switching-noise immunity at the input pins.