MCP4022T-103E/CH

The MCP4022T-103E/CH is a digital potentiometer manufactured by Microchip Technology, designed for applications requiring precise resistance adjustment and control. This component is part of the MCP40XX series of digital potentiometers, which are known for their reliability and versatility in various electronic circuits.

Key Features:

1. Digital Potentiometer: The MCP4022T-103E/CH is a dual-channel digital potentiometer, allowing for independent control of two resistive paths. This feature is particularly useful in applications where multiple adjustments are needed.

2. Resistance Value: The device has a nominal resistance of 10 kΩ, making it suitable for a wide range of applications, including audio control, sensor calibration, and signal conditioning.

3. Non-Volatile Memory: One of the standout features of the MCP4022T-103E/CH is its non-volatile memory, which allows it to retain its settings even when power is removed. This is achieved through EEPROM technology, ensuring that the last set resistance values are preserved.

4. Interface: The MCP4022T-103E/CH communicates via a simple I2C interface, making it easy to integrate into microcontroller-based systems. The I2C protocol allows for multiple devices to be connected on the same bus, facilitating complex designs.

5. Resolution: The device offers a resolution of 256 steps (8-bit), providing fine control over the resistance value. This high resolution is essential for applications requiring precise adjustments.

6. Operating Voltage: The MCP4022T-103E/CH operates within a voltage range of 2.7V to 5.5V, making it compatible with a variety of power supply configurations, including battery-operated devices.

7. Temperature Range: The component is rated for operation in a temperature range of -40°C to +125°C, ensuring reliability in harsh environments.

8. Package Type: The MCP4022T-103E/CH is available in a compact 8-pin MSOP (Mini Small Outline Package) or 8-pin PDIP (Plastic Dual In-line Package), allowing for easy integration into both surface-mount and through-hole designs.

Applications:

The MCP4022T-103E/CH is suitable for a variety of applications, including:

• Audio volume control
• Adjustable gain settings in amplifiers
• Calibration of sensors
• Motor speed control
• User interface controls in consumer electronics

Conclusion:

The MCP4022T-103E/CH from Microchip Technology is a versatile and reliable digital potentiometer that combines ease of use with advanced features such as non-volatile memory and a high-resolution control interface. Its robust design and wide operating range make it an excellent choice for both consumer and industrial applications.