NXP Semiconductors 74LVC1G06GF,132

Overview

74LVC1G06GF,132 from Nexperia is a single CMOS inverter with open-drain output, designed for level translation between 3.3 V and 5 V logic domains. It features Schmitt-trigger inputs for noise immunity, IOFF partial power-down protection, and operates across 1.65 V–5.5 V supply. Used in I²C bus pull-up interfaces, GPIO signal conditioning, and mixed-voltage sensor interfacing.

For engineers reviewing the 74LVC1G06GF,132 datasheet, 74LVC1G06GF,132 pinout, 74LVC1G06GF,132 application, or 74LVC1G06GF,132 equivalent, key selection criteria include open-drain drive strength at 3.0 V (±24 mA), IOFF-enabled backflow prevention during power sequencing, Schmitt-trigger hysteresis for slow-edge signals, and guaranteed operation from –40 °C to +125 °C.

Technical Context

This device implements a single inverting logic gate with an open-drain NMOS output stage, requiring an external pull-up resistor to define HIGH-level voltage. Its Schmitt-trigger input provides hysteresis (typically 0.3–0.5 V) to reject noise on slow-rising/falling signals, enabling robust interfacing with mechanical switches or long traces.

The IOFF circuit actively disables both input and output paths when VCC = 0 V, blocking current flow from powered I/O lines into the unpowered device - critical for hot-swap and multi-rail system partitioning. Input tolerance up to 5.5 V allows direct connection to 5 V TTL outputs even when operating at 1.65 V.

Key Specifications

Pinout & Package

SOT891 plastic surface-mounted package; 5 leads; body width 1.6 mm; thermal pad exposed on bottom (non-electrical). Pin 1 marked by bevelled corner or dot.

Key Features

Applications

Equivalent & Alternatives

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

Compared with SN74LVC1G06DBVR and 74AUP1G06GW,125, the 74LVC1G06GF,132 uniquely balances high sink drive (24 mA), industrial temperature range (–40 °C to +125 °C), and IOFF protection - making it the sole option qualified for reliable operation in thermally constrained, multi-rail industrial control modules.

Availability

74LVC1G06GF,132 is available at Aetrix Electronics and suitable for I²C bus translation, GPIO debouncing, hot-swap sequencing, and sensor interface isolation requiring stable component supply across extended temperature and mixed-voltage environments.

Supply support for 74LVC1G06GF,132 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 delivering high-performance, reliable logic, discrete, and MOSFET solutions optimized for efficiency-critical applications in automotive, industrial, and mobile markets.

The 74LVC1G06 belongs to Nexperia's LVC (Low-Voltage CMOS) logic family, engineered for robust mixed-voltage interoperability, low dynamic power, and fail-safe behavior in real-world system integration - especially where power sequencing, noise immunity, and wide supply tolerance are mandatory.

FAQ

Can 74LVC1G06GF,132 drive an I²C bus directly without external components?

Yes - its open-drain output and ±24 mA sink capability at 3.0 V allow direct connection to I²C SDA/SCL lines with only an external pull-up resistor (e.g., 2.2 kΩ to 3.3 V). Propagation delay ≤1.7 ns at 5 V ensures timing compliance up to 400 kHz standard mode, and Schmitt-trigger inputs suppress noise-induced glitches during arbitration.

What happens to the output when VCC is disconnected?

When VCC = 0 V, the IOFF circuit disables both input and output paths, placing the Y terminal in a high-impedance state with leakage ≤±2 μA. This prevents back-current from externally pulled-up Y or driven A pins, protecting powered subsystems during hot-swap or brown-out conditions - a key requirement for modular industrial hardware.

Is the n.c. pin on SOT891 electrically isolated or thermally functional?

The pin 5 (n.c.) on SOT891 is electrically unconnected and has no internal bond wire or silicon connection. It serves no circuit function but contributes to mechanical stability and thermal dissipation due to its copper leadframe exposure; however, it must not be soldered to ground or any net, as doing so may compromise package warpage or moisture sensitivity.

How does Schmitt-trigger action improve performance with slow-switching inputs?

Schmitt-trigger inputs provide ~0.4 V hysteresis (difference between VIH and VIL thresholds), rejecting noise spikes and preventing multiple toggles during slow edge transitions (e.g., <1 V/ms). This eliminates software debounce routines for pushbuttons or potentiometer wipers, reduces EMI susceptibility in motor-control feedback loops, and ensures deterministic logic state capture without external RC filters.