Nexperia USA Inc. 74LVC1G99GM,125

Overview

74LVC1G99GM,125 from Nexperia is an ultra-configurable single-gate logic IC with 3-state output, Schmitt-trigger inputs, and configurable logic functions (AND, OR, NAND, NOR, XOR, XNOR, inverter, buffer, MUX) via direct VCC/GND pin strapping. It operates from 1.65 V to 5.5 V, supports mixed-voltage interfacing with 5 V tolerant inputs, and delivers ±24 mA output drive at 3.0 V - used in space-constrained board-level logic reconfiguration and voltage-level translation.

For engineers reviewing the 74LVC1G99GM,125 datasheet, 74LVC1G99GM,125 pinout, 74LVC1G99GM,125 application, or 74LVC1G99GM,125 equivalent, key selection criteria include its 8-pin XSON package (SOT902-2), IOFF partial power-down protection, Schmitt-trigger noise immunity, and functional configurability without external components.

Technical Context

The 74LVC1G99GM,125 implements a single configurable logic cell with four Schmitt-trigger data inputs (A–D), one active-low output enable (OE), one 3-state output (Y), and dual-rail supply (VCC/GND). Its logic function is determined by static strapping of A–D to VCC or GND - no configuration register or clock required.

It features IOFF circuitry that disables output and blocks backflow current during power-down, and meets JEDEC standards JESD8-7, JESD8-5, and JESD8-B/JESD36 across 1.65–5.5 V operation. Input hysteresis (VH = 0.30–1.40 V, depending on VCC) ensures robust noise rejection for slow or noisy signals.

Key Specifications

Pinout & Package

XSON8 package (SOT902-2): plastic extremely thin small outline, no leads, 8 terminals, body size 1.25 × 1.0 × 0.35 mm, pin 1 marked by notch or dot in lower-left corner.

Key Features

Applications

Equivalent & Alternatives

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

Compared with 74LVC1G97GM,125 and SN74LVC1G99DBVR, the 74LVC1G99GM,125 uniquely supports 4-input strapping, Schmitt-trigger noise immunity, and full 16-function configurability - making it the only option for compact, noise-resilient, multi-mode logic reconfiguration in modern embedded systems.

Availability

74LVC1G99GM,125 is available at Aetrix Electronics and suitable for industrial sensor interfaces, automotive body control modules, portable medical devices, and IoT edge node power management requiring stable component supply across extended temperature ranges.

Supply support for 74LVC1G99GM,125 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-performance, reliable logic, analog, and MOSFET solutions for automotive, industrial, and consumer markets.

The 74LVC1G99GM,125 belongs to Nexperia's LVC ultra-low-voltage logic family, designed specifically for flexible, space-efficient logic reconfiguration in mixed-voltage embedded systems with stringent reliability and thermal requirements.

FAQ

What logic functions can the 74LVC1G99GM,125 implement?

The 74LVC1G99GM,125 supports 16 distinct logic configurations via static strapping of inputs A–D to VCC or GND, including AND, OR, NAND, NOR, XOR, XNOR, inverter, buffer, and 2-input multiplexer - all with 3-state output control via OE. No external components or programming are required.

How does the IOFF feature protect the device during partial power-down?

When VCC = 0 V, the IOFF circuit disables the output and blocks current flow between input/output pins and VCC/GND, limiting backflow current to ≤±2 μA. This prevents damage or unintended operation in multi-rail systems where subsystems power up/down asynchronously.

Can the 74LVC1G99GM,125 interface directly with 5 V logic while powered from 1.8 V?

Yes - its inputs tolerate 0–5.5 V regardless of VCC (1.65–5.5 V), enabling direct connection to 5 V microcontrollers, sensors, or legacy peripherals without level-shifting circuitry, while consuming only ≤4 μA supply current at 1.8 V.

What is the significance of Schmitt-trigger inputs in this device?

Schmitt-trigger inputs provide hysteresis (0.30–1.40 V) that converts slowly changing or noisy signals into clean, jitter-free digital transitions. This eliminates external RC filters in applications like mechanical switch debouncing, analog comparator outputs, or long-trace sensor interfaces.