Microchip Technology MCP4631-104E/ST Digital Potentiometer

The MCP4631-104E/ST is a digital potentiometer device designed and manufactured by Microchip Technology, a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. This particular digital potentiometer is a versatile component that offers the reliability and precision needed for a wide array of applications, including calibration and adjustable power supplies, LCD screen adjustment, audio control, and more.

The MCP4631-104E/ST features a dual-channel, 7-bit (128 wiper steps) configuration, providing flexibility for various design requirements. It operates with a nominal resistance of 100kΩ, giving designers a broad range to work with when integrating it into their circuits. With an I2C compatible interface, this digital potentiometer allows for easy communication with microcontrollers and other digital systems, making it a convenient choice for digital adjustment applications.

One of the key advantages of the MCP4631-104E/ST is its non-volatile memory (EEPROM), which stores the wiper position for future use, ensuring that the device maintains its settings even after power is cycled. This feature is particularly useful in applications where the potentiometer setting is critical and must be preserved between sessions.

The device comes in a compact TSSOP-14 package, making it suitable for space-constrained applications. It also operates over a wide voltage range of 2.7V to 5.5V, ensuring compatibility with various logic levels and power supplies. The extended temperature range of -40°C to +125°C allows the MCP4631-104E/ST to be used in environments that are subject to extreme conditions.

For designers looking for a reliable and precise digital potentiometer with easy integration and robust storage features, the Microchip Technology MCP4631-104E/ST is an excellent choice. Its combination of dual-channel operation, non-volatile memory, and a user-friendly interface provides a high level of control and stability for sophisticated electronic designs.