Nexperia USA Inc. 74AUP3G0434GDH

Overview

74AUP3G0434 from Nexperia is a low-power triple-gate logic device integrating two Schmitt-trigger inverters (1A→1Y, 3A→3Y) and one non-inverting buffer (2A→2Y), operating across 0.8 V to 3.6 V supply. It delivers ICC ≤ 1.4 μA max at −40 °C to +125 °C, supports IOFF partial power-down, and features input tolerance up to 3.6 V - enabling robust level-shifting in battery-powered sensor interfaces and portable MCU I/O expansion.

For engineers reviewing the 74AUP3G0434 datasheet, 74AUP3G0434 pinout, 74AUP3G0434 application, or 74AUP3G0434 equivalent, key selection criteria include its dual-Schmitt + single-buffer topology, sub-1.5 μA static current at full temperature range, IOFF-enabled isolation during system sleep, and compatibility with JEDEC standards JESD8-12 through JESD8-B for multi-voltage domain interfacing.

Technical Context

This device implements three independent logic gates on a single die: two hysteresis-equipped inverters (1Y, 3Y) with VIH/VIL thresholds scaling with VCC (e.g., VIH ≥ 2.0 V at VCC = 3.0–3.6 V), and one standard buffer (2Y) with rail-to-rail output swing. All inputs accept 0–3.6 V regardless of VCC, enabling seamless 1.8 V ↔ 3.3 V signal translation without external biasing.

The IOFF circuit activates when VCC = 0 V, limiting backflow current to ±0.75 μA max across −40 °C to +125 °C, while propagation delay remains ≤ 4.3 ns (VCC = 3.0–3.6 V, CL = 5 pF) - ensuring timing predictability in low-power wake-up paths and clock conditioning chains.

Key Specifications

Pinout & Package

VSSOP8 (SOT765-1) package: plastic very thin shrink small outline, 8 leads, 2.3 mm body width, exposed pad not present. Compatible XSON8 variants (SOT833-1, SOT1116, SOT1203) are leadless, 0.35 mm profile, with 1.0–1.35 mm width.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar triple-gate logic applications.

Compared with 74LVC3G0434, the 74AUP3G0434 offers 30× lower static current and guaranteed Schmitt action on all three inputs - critical for battery life and noise margin. Versus TC7SET04FU, it delivers full functional equivalence (dual inverter + buffer) in one die, reducing placement overhead and interconnect inductance.

Availability

74AUP3G0434 is available at Aetrix Electronics and suitable for industrial sensor interfaces, portable MCU I/O expansion, and automotive body control modules requiring stable component supply across extended temperature ranges and ultra-low quiescent current.

Supply support for 74AUP3G0434 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Nexperia is a global semiconductor expert focused on essential efficiency technologies - delivering high-performance, reliable logic, analog, and MOSFET solutions for automotive, industrial, and mobile markets.

The 74AUP (Advanced Ultra-low Power) product line targets energy-constrained applications demanding sub-microamp static current, wide VCC scalability, and robust IOFF behavior - specifically engineered for battery-powered and thermally restricted systems.

FAQ

Does the 74AUP3G0434 support true bidirectional signal translation?

No. The device contains three unidirectional gates: two inverters (1A→1Y, 3A→3Y) and one buffer (2A→2Y). It does not implement bus-switch or analog switch functionality. Signal flow is strictly input-to-output; no internal feedback or direction-control logic exists. For bidirectional level shifting, a dedicated bus transceiver such as the TXB0104 is required.

Can the Schmitt-trigger inputs be disabled to use standard CMOS thresholds?

No. Schmitt-trigger action is inherent to the input structure of pins 1A and 3A and cannot be disabled or bypassed. Pin 2A (buffer input) uses standard CMOS thresholds without hysteresis. If non-hysteretic inversion is required on all three channels, the 74AUP3G04 (triple inverter, no buffer) or 74AUP3G14 (triple Schmitt inverter) should be evaluated instead.

What is the maximum capacitive load the 74AUP3G0434 can drive reliably?

The device is characterized up to 30 pF load capacitance with guaranteed tpd ≤ 7.2 ns at VCC = 3.0–3.6 V. Driving >30 pF increases propagation delay nonlinearly and may cause output rise/fall time degradation. For loads exceeding 30 pF, add a series resistor (22–47 Ω) near the driver output to dampen ringing and maintain signal integrity.

Is the 74AUP3G0434 qualified for automotive AEC-Q100 stress testing?

No. While rated for −40 °C to +125 °C operation, the 74AUP3G0434 is not AEC-Q100 qualified. Nexperia offers automotive-grade equivalents such as the 74AUP3G0434-Q100 (SOT765-1 variant) with full AEC-Q100 Grade 1 qualification (−40 °C to +125 °C) and additional reliability testing including HTOL and ESD validation per automotive requirements.