Nexperia USA Inc. 74AXP1G14GNH

Overview

74AXP1G14GNH from Nexperia is a single-channel low-power Schmitt trigger inverter in XSON6 (SOT1115) package, designed for signal conditioning of slow-rising or noisy digital inputs in ultra-low-voltage systems. It operates across 0.7 V to 2.75 V supply, delivers jitter-free output transitions, and features IOFF partial power-down protection. Used in battery-powered sensor interfaces and voltage-level translators where noise immunity and sub-1-V operation are critical.

For engineers reviewing the 74AXP1G14GNH datasheet, 74AXP1G14GNH pinout, 74AXP1G14GNH application, or 74AXP1G14GNH equivalent, key selection criteria include its 0.5 pF input capacitance, 2.4 pF dynamic power dissipation at 1.2 V, ±20 mA output drive, -40 °C to +85 °C temperature range, and Schmitt-trigger hysteresis enabling robust edge detection on degraded waveforms.

Technical Context

This device implements a single inverting buffer with hysteresis, converting slowly varying analog-like signals into clean digital logic levels. Its Schmitt trigger thresholds (VT+ = 0.9–1.7 V, VT− = 0.7–1.5 V at VCC = 2.3–2.7 V) provide ≥0.2 V hysteresis, ensuring noise rejection during signal transitions.

The IOFF circuit disables outputs when VCC = 0 V, blocking backflow current in partial power-down systems. Input tolerance up to 2.75 V allows interfacing with higher-voltage domains while powered from as low as 0.7 V, supporting multi-rail mixed-signal designs.

Key Specifications

Pinout & Package

XSON6 package (SOT1115): extremely thin small outline, no leads, 6 terminals, body size 0.9 × 1.0 × 0.35 mm. Pin 1 index located at lower-left corner below marking code "rF".

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar Schmitt trigger inverter applications.

Compared with SN74LVC1G14DBVR and MC74VHC1G14DTT1G, the 74AXP1G14GNH uniquely supports true sub-1-V operation, offers lowest dynamic power (2.4 pF CPD), and guarantees IOFF-enabled domain isolation - making it the sole fit for energy-constrained, multi-rail, and hot-plug-sensitive applications.

Availability

74AXP1G14GNH is available at Aetrix Electronics and suitable for industrial sensor interfaces, low-voltage level translation, power-gated wake-up circuits, and RC oscillator stabilization requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for 74AXP1G14GNH 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 high-volume, high-reliability logic, discrete, and MOSFET solutions, with manufacturing rooted in process optimization and automotive-grade quality systems.

The 74AXP series targets ultra-low-power digital signal conditioning in battery-operated and energy-sensitive applications, emphasizing sub-1-V operability, minimal dynamic/static power, and robust IOFF behavior for modern mixed-voltage systems.

FAQ

Can 74AXP1G14GNH operate reliably at 0.7 V supply?

Yes - the device is fully specified from 0.7 V to 2.75 V. At 0.7 V, propagation delay is 3–35 ns (depending on load and temperature), input hysteresis remains functional (VT+ ≈ 0.21–0.6 V, VT− ≈ 0.14–0.49 V), and ICC stays below 0.6 μA at 85 °C. This enables use in energy-harvesting systems where supply voltage dips near threshold.

What is the maximum capacitive load the output can drive?

The output is rated for ±20 mA sink/source and maintains specified timing up to 15 pF load capacitance. Propagation delay increases linearly with load: e.g., at VCC = 2.5 V, tpd rises from 2.3 ns (CL = 0 pF) to ~12 ns (CL = 15 pF). For loads >15 pF, external buffering is recommended to preserve timing integrity.

Does the IOFF feature require external control signals?

No - IOFF activates automatically when VCC drops to 0 V. The internal circuitry disables the output stage and presents high-impedance on Y, preventing backflow current from other powered domains. No enable/disable pin or external bias is needed; functionality is intrinsic to the silicon design.

How does the Schmitt trigger improve noise immunity compared to a standard inverter?

Unlike standard inverters with single threshold, the 74AXP1G14GNH uses two distinct switching points (VT+ and VT−), creating hysteresis. This means a noise spike must exceed the hysteresis voltage (≥0.2 V) to cause false toggling. At VCC = 2.5 V, typical hysteresis is 0.4 V - rejecting common-mode noise and contact bounce without software filtering.