onsemi NLU2G14AMX1TCG

Overview

NLU2G14AMX1TCG from onsemi is a dual Schmitt-trigger inverter IC designed for noise-immune signal conditioning in space-constrained digital systems. It features two independent high-speed CMOS inverters with overvoltage-tolerant (OVT) inputs/outputs up to 7.0 V, 4.0 ns typical propagation delay at 5.0 V, and operation across 1.65–5.5 V supply range - ideal for cleaning slow-rising sensor or switch signals in automotive body electronics.

For engineers reviewing the NLU2G14AMX1TCG datasheet, pinout, applications, or equivalent options, this device is evaluated for robust input hysteresis (0.30–1.60 V), rail-to-rail output swing, ultra-small UDFN6 (1.45 × 1.0 mm) packaging, and compatibility with mixed-voltage logic interfacing in industrial control and IoT edge nodes.

Technical Context

The NLU2G14AMX1TCG implements dual independent Schmitt-trigger inverter stages with asymmetric hysteresis thresholds (VT+ = 1.85–3.85 V, VT− = 0.9–3.05 V at VCC = 3.0–5.5 V), enabling reliable squaring of slow or noisy waveforms without external components. Its OVT architecture allows safe interfacing with 5 V or 3.3 V signals even when powered from 1.8 V.

Each inverter stage provides balanced tPLH/tPHL propagation delays (4.0–12.8 ns depending on VCC and load), low ICC quiescent current (≤10 µA max), and ±12.5 mA output drive capability - supporting direct connection to standard CMOS/TTL loads while maintaining stable operation from −55°C to +125°C.

Key Specifications

Pinout & Package

UDFN6 package with wettable flank terminals, 1.45 mm × 1.0 mm footprint, 0.5 mm pitch, and exposed thermal pad (Case 517AQ). Pin 1 marked by chamfered corner.

Key Features

Applications

Equivalent & Alternatives

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

Compared with SN74LVC2G14DCKR and MC74VHC2G14DTT1G, the NLU2G14AMX1TCG uniquely combines overvoltage-tolerant I/O, ultra-compact UDFN6 packaging, and guaranteed hysteresis across full 1.65–5.5 V operation - making it the only option for space-constrained mixed-voltage debouncing where input signals exceed VCC.

Availability

NLU2G14AMX1TCG is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor interfaces, IoT edge node sensing, and consumer wearable input conditioning requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for NLU2G14AMX1TCG 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

onsemi (formerly ON Semiconductor) is a global semiconductor supplier specializing in energy-efficient silicon solutions for automotive, industrial, cloud, and IoT applications.

The NLU2G14AMX1TCG belongs to the MiniGate™ family of ultra-small logic devices, engineered specifically for high-density PCB layouts where board space, power efficiency, and robust signal integrity are primary design constraints.

FAQ

What is the maximum input voltage the NLU2G14AMX1TCG can tolerate regardless of VCC?

The NLU2G14AMX1TCG supports DC input voltages from −0.5 V to +7.0 V on all input pins, independent of the applied VCC. This overvoltage tolerance allows safe interfacing with higher-voltage signals (e.g., 5 V microcontroller outputs) even when the NLU2G14AMX1TCG is powered from 1.8 V or 3.3 V - eliminating the need for external level shifters or clamping diodes in mixed-voltage systems.

Does the NLU2G14AMX1TCG support operation at 1.65 V supply?

Yes, the NLU2G14AMX1TCG is fully specified for operation at VCC = 1.65 V minimum, with validated AC and DC performance including propagation delay, hysteresis voltage, and output drive strength across −55°C to +125°C. At 1.65 V, VT+ is 1.20–1.65 V and VT− is 0.60–0.90 V, ensuring functional hysteresis even at lowest rated supply.

What is the thermal pad configuration for the NLU2G14AMX1TCG UDFN6 package?

The NLU2G14AMX1TCG in UDFN6 (Case 517AQ) includes an exposed thermal pad centered on the bottom surface, dimensioned per JEDEC MO-252. The pad must be soldered to a thermal copper pour on the PCB for optimal thermal performance and mechanical reliability. Solder stencil aperture should match pad size (1.0 × 1.0 mm) with 80–90% paste coverage to prevent voiding.

Can the NLU2G14AMX1TCG replace standard inverters like the 74LVC1G04 in debouncing circuits?

Yes, but only when Schmitt-trigger behavior is required. Unlike the 74LVC1G04 (standard inverter), the NLU2G14AMX1TCG provides built-in hysteresis (0.30–1.60 V) essential for reliable switch debouncing and noise rejection. Substituting it for a non-Schmitt inverter may cause oscillation on slow edges - the NLU2G14AMX1TCG's defined VT+ and VT− thresholds ensure monotonic output transitions.

Is the NLU2G14AMX1TCG pin-compatible with other variants in the NLU2G14 family?

No - the NLU2G14AMX1TCG uses UDFN6 (1.45 × 1.0 mm, 0.5 mm pitch), while NLU2G14MUTCG uses UDFN6 (1.2 × 1.0 mm, 0.4 mm pitch) and NLU2G14CMUTCG uses UDFN6 (1.0 × 1.0 mm, 0.35 mm pitch). Though functionally identical, these variants have different footprints and are not mechanically interchangeable without PCB redesign.