Product Overview: 74AHCT125 - Quad Level-Shifter from NXP

The 74AHCT125 is a high-speed Si-gate CMOS device from NXP Semiconductors designed to address the requirements of system-level voltage translation. This quad buffer/line driver features four independent output enable inputs (nOE) and input/output lines (nA/nY). It is a perfect solution for interfacing 5V logic to newer low-voltage devices, as it is compatible with both 5V and 3.3V power supply levels.

Key Features

• Logic Level Translation: Designed to interface between 5V and 3.3V logic circuits, ensuring compatibility across different logic families.
• High Noise Immunity: Incorporates an AHCT device type which signifies a high noise immunity, making it suitable for electrically noisy industrial environments.
• Output Enable Feature: Each buffer has its own output enable pin, allowing for greater control and flexibility in multi-device communication systems.
• Low Power Consumption: The device benefits from CMOS low power consumption, which is crucial for power-sensitive applications.
• High-Speed Operation: Offers typical t_pd of 8 ns, ensuring fast data transmission for performance-critical applications.

Applications

The 74AHCT125 is a versatile component that is well-suited for a variety of applications where logic level shifting is required. This includes:

• Interfacing microcontrollers operating at different voltage levels.
• Signal buffering in communication systems.
• Driving heavier loads with its high current output capability.

Technical Specifications

Some of the technical specifications of the 74AHCT125 include:

• Supply Voltage Range: 4.5V to 5.5V
• Output Current: -8mA / +8mA
• Logic Family: AHCT
• Package: Available in various package types, including SO14, TSSOP14, and DHVQFN14.

For detailed information, it is recommended to consult the 74AHCT125 datasheet provided by NXP Semiconductors, which offers comprehensive technical details, pin configurations, and application guidelines to ensure optimal usage of the product.