The Microchip MCP4631T-104E/ML is a high-performance, digitally controlled potentiometer (digipot) that offers a versatile solution for applications requiring variable resistance adjustments. This device is part of Microchip's extensive range of digital potentiometers that are designed to replace mechanical potentiometers and trimmers. With the MCP4631T-104E/ML, users can achieve precise resistance calibration and adjustment through digital interfaces, enhancing reliability and accuracy in their systems.

Key Features

• Resistance Value: The MCP4631T-104E/ML provides a total resistance of 100kΩ, which is adjustable through digital signals.
• Resolution: It features a 7-bit resolution, offering 128 resistive steps, allowing for fine adjustments to the resistance level.
• Interface: This digipot communicates via an I2C compatible interface, enabling easy integration with most microcontrollers and allowing for a simple two-wire connection.
• Dual Channel: The device includes two independent potentiometer channels, which can be individually controlled, providing flexibility for dual adjustments within a single package.
• Non-volatile Memory: It incorporates non-volatile memory (EEPROM) to store the wiper positions, ensuring that the last set resistance values are retained even after power cycling.
• Package: Encased in a compact 14-lead QFN (ML) package, the MCP4631T-104E/ML is suitable for space-constrained applications.
• Operating Voltage: The operating voltage range is from 2.7V to 5.5V, making it compatible with a wide range of electronic devices.
• Temperature Range: Designed to operate over an industrial temperature range from -40°C to +125°C, the MCP4631T-104E/ML is ideal for harsh environment applications.

Applications

The MCP4631T-104E/ML is well-suited for a variety of applications, including:

• Automated adjustments in consumer electronics
• Calibration of system tolerances in industrial controls
• Audio equipment volume and tone control
• Automotive electronics for sensor trimming
• Communications equipment for impedance matching

With its robust feature set, the Microchip MCP4631T-104E/ML digital potentiometer is a reliable choice for designers looking to add precision and programmability to their resistance-based applications.