Nexperia USA Inc. 74AXP1G06GXH

Overview

74AXP1G06GXH from Nexperia is a single low-power inverter with open-drain output and Schmitt-trigger input, designed for level-shifting and bus-driving in ultra-low-voltage systems. It operates across 0.7 V to 2.75 V supply range, delivers <0.6 μA max ICC at 85 °C, supports IOFF partial power-down, and features 0.5 pF typical input capacitance - enabling robust noise immunity and minimal loading in battery-powered IoT sensor interfaces.

For engineers reviewing the 74AXP1G06GXH datasheet, 74AXP1G06GXH pinout, 74AXP1G06GXH application, or 74AXP1G06GXH equivalent, key selection criteria include its open-drain compatibility with mixed-voltage I²C buses, sub-1 ns propagation delay at 2.7 V, IOFF-enabled system-level power sequencing, and thermal-enhanced X2SON5 (SOT1226-3) package for high-density PCB layouts.

Technical Context

This device implements a Schmitt-trigger input stage to tolerate slow-rising signals and suppress noise-induced switching, paired with an open-drain NMOS output stage that requires external pull-up for logic HIGH assertion. Its IOFF circuit actively disables output leakage when VCC = 0 V, preventing backflow current during partial power-down sequences in multi-rail systems.

It complies with JEDEC standards JESD8-12A.01 through JESD8-5A.01 across four voltage bands and achieves HBM ESD >2 kV and CDM >1000 V. Propagation delay ranges from 1.0 ns (min, 2.3–2.7 V) to 104 ns (max, −40 °C to +85 °C, 0.75–0.85 V), scaling predictably with VCC and load capacitance.

Key Specifications

Pinout & Package

X2SON5 plastic thermal-enhanced extremely thin small outline package (SOT1226-3); no leads; 5 terminals; body dimensions 0.8 × 0.8 × 0.32 mm; pin 1 index located on lower-left corner below marking code "rR".

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar inverter-with-open-drain applications.

Compared with SN74LVC1G06DBVR and 74LVC1G06GW,125, the 74AXP1G06GXH uniquely combines ultra-low ICC (<0.6 μA), guaranteed IOFF, and the smallest available footprint (0.64 mm²), making it optimal for space- and power-constrained designs where rail sequencing integrity is mandatory.

Availability

74AXP1G06GXH is available at Aetrix Electronics and suitable for industrial sensor interfaces, I²C level-shifting, wearable button debounce, and hot-swappable module detection requiring stable component supply across extended temperature and ultra-low-power operation.

Supply support for 74AXP1G06GXH 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, analog, and MOSFET solutions, with leadership in advanced packaging and automotive-qualified components.

The 74AXP series targets ultra-low-power portable and industrial applications demanding sub-1 μA static current, wide voltage scalability, and robust IOFF behavior - directly addressing design challenges in battery-operated edge nodes and multi-rail embedded systems.

FAQ

Can 74AXP1G06GXH drive a 400 pF I²C bus directly?

Yes - its ±20 mA output sink capability supports standard I²C bus capacitance (up to 400 pF) when paired with a 2.2 kΩ pull-up to 1.8 V or 3.3 V. Propagation delay remains within I²C timing budgets (t_BUF, t_F) across −40 °C to +85 °C, and Schmitt-trigger input rejects noise from bus ringing.

What happens to the Y output when VCC is disconnected?

When VCC = 0 V, the IOFF circuit disables the output stage, placing Y in high-impedance state with ≤±0.5 μA leakage. This prevents back-current flow from external pull-ups into the unpowered device - a critical feature for safe hot-swap and partial power-down in multi-supply systems.

Is the Schmitt-trigger threshold voltage fixed or VCC-dependent?

The Schmitt-trigger thresholds scale with VCC: typical V_IL = 0.35×VCC and V_IH = 0.65×VCC across 1.1–1.95 V, and fixed at 0.7 V / 1.6 V for 2.3–2.7 V operation. This ensures consistent noise margin across the full 0.7–2.75 V supply range without external biasing.

Does the X2SON5 package require special PCB layout considerations?

Yes - the 0.8 × 0.8 mm X2SON5 (SOT1226-3) demands 0.25 mm pad width, 0.3 mm solder mask opening, and thermal via array under the exposed die pad. Avoid silkscreen over pin 1 indicator; use 0.15 mm stencil aperture for consistent 100–120 μm solder paste volume to prevent tombstoning.