Microchip MCP4261-503E/SL Digital Potentiometer

The MCP4261-503E/SL from Microchip Technology is a versatile digital potentiometer that offers a perfect solution for applications requiring a reliable and precise variable resistance setting. This digital potentiometer is part of Microchip's MCP41/42XX series and comes in an 8-lead SOIC package, making it suitable for space-constrained applications.

Key Features

• Dual-Channel: The MCP4261-503E/SL features two independently programmable potentiometers, which provides flexibility for controlling two separate channels or for using in a differential configuration.
• Resistance Options: With a resistance value of 50kΩ, this device can cater to a wide range of applications that require fine adjustment of resistance.
• Non-Volatile Memory: It includes 7-bit (128 wiper steps) non-volatile memory for each potentiometer, allowing the device to retain the wiper position even after power is removed.
• Interface: Communication with the MCP4261-503E/SL is achieved through a 10 MHz SPI-compatible serial interface, ensuring easy integration with most microcontrollers.
• Power Supply: The device operates from a single 2.7V to 5.5V power supply, making it suitable for both 3.3V and 5V systems.
• Extended Temperature Range: It is designed to operate over an extended temperature range of -40°C to +125°C, which is ideal for industrial and automotive applications.

Applications

The MCP4261-503E/SL is ideal for a variety of applications where digital control of a resistance setting is required. Typical uses include:

• Adjustable power supplies
• Calibration and tuning circuits
• LCD screen brightness and contrast controls
• Audio/visual equipment
• Automotive electronics
• Industrial automation systems

With its robust feature set and Microchip's reputation for quality, the MCP4261-503E/SL digital potentiometer is a reliable choice for designers looking to add precision resistive tuning to their electronic designs.