Microchip Technology MCP4641-104E/ST Digital Potentiometer

The Microchip Technology MCP4641-104E/ST is a high-performance, digitally controlled potentiometer (digipot) designed for modern electronic applications requiring variable resistance settings. This digipot is part of Microchip's extensive MCP46XX series, which are renowned for their reliability and versatility in various control and adjustment applications.

Key Features:

• Resistance Value: The MCP4641-104E/ST offers a 100kΩ maximum resistance, making it suitable for a wide range of applications that require fine-tuning of resistance.
• Resolution: With 7 bits of resolution and 128 resistive steps, this digipot allows for precise adjustments to the resistance level.
• Interface: The device features an I2C interface for communication, enabling easy integration with microcontrollers and other digital systems.
• Dual Channel: It includes two independent potentiometer channels, providing flexibility in dual-channel applications or as a stereo volume control.
• Non-Volatile Memory: The MCP4641-104E/ST incorporates non-volatile memory (EEPROM) to store the wiper position, ensuring the last set resistance is maintained even after power cycling.
• Operating Voltage: The operating voltage range of 2.7V to 5.5V makes it compatible with both 3.3V and 5V systems.
• Extended Temperature Range: This digipot is designed to operate over an industrial temperature range of -40°C to +125°C, suitable for harsh environments.
• Package: The device comes in a compact TSSOP-14 package, which is ideal for space-constrained applications.

Applications:

The MCP4641-104E/ST is ideal for applications such as:

• Automated adjustments in consumer electronics
• Volume control in audio systems
• Calibration and tuning in industrial systems
• Automotive electronics for sensor trimming
• Programmable power supplies and battery chargers

With its robust feature set and Microchip's reputation for quality, the MCP4641-104E/ST is an excellent choice for designers looking for a reliable and flexible digital potentiometer solution.