Microchip Technology MCP4261-104E/ST Digital Potentiometer

The MCP4261-104E/ST is a versatile digital potentiometer integrated circuit (IC) from Microchip Technology, designed to offer precision electronic adjustment for a wide range of applications. This compact, digitally controlled potentiometer operates with a single supply voltage ranging from 2.7V to 5.5V, making it suitable for both low-voltage and standard applications.

Key Features:

• Resistance Options: The device features a 100 kΩ resistance value, providing flexibility for various design requirements.
• Dual Channel: It includes two independent potentiometers, allowing for simultaneous control of two separate signal paths or the adjustment of two distinct components within a system.
• Non-Volatile Memory: The MCP4261-104E/ST stores the wiper position in non-volatile memory, ensuring that the last position is retained even after power is removed.
• Interface: The potentiometer is equipped with an SPI interface, facilitating easy communication with microcontrollers and other digital systems.
• Resolution: With 7-bits (128 wiper steps), it provides fine adjustment capability for precise control.
• Extended Temperature Range: This device can operate in a wide temperature range from -40°C to +125°C, suitable for industrial and automotive applications.
• Package: The potentiometer comes in a 14-pin TSSOP package, which is ideal for space-constrained applications.

Applications:

The MCP4261-104E/ST is perfect for applications that require accurate and repeatable adjustments. Typical applications include:

• Calibration and control systems
• Consumer electronics
• Automotive electronics
• Portable devices and battery-powered applications
• Communication systems

In summary, the MCP4261-104E/ST from Microchip Technology is a highly reliable and precise digital potentiometer that offers designers a compact, dual-channel solution with non-volatile memory, suitable for a plethora of electronic adjustment applications.