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MCP4631
  • MCP4631
  • MCP4631

MCP4631

In Production

The MCP463X devices are dual channel, volatile, 7-bit (257 wiper steps) digital potentiometers with an I2C compatible interface. The MCP463X family is available with end-to-end resistor values of 5KΩ, 10KΩ, 50kΩ and 100KΩ. These devices offer a variety of configurations simplifying design while minimizing cost, package size and pin count.We welcome questions, comments and recommendations for improvements to this page - please contact us at: Digipotwebrequests@microchip.com if you have any; please mention the part number in the email subject header....

Microchip Technology MCP4631 Product Info

16 April 2026 0

Parameters

Resolution (Number of Taps)

129

Resistance (ohms) k

5, 10, 50, 100

Features

  • Dual Resistor Network
  • Potentiometer or Rheostat configuration options
  • 7-bit: 128 Resistors (129 Steps)
  • 5kΩ
  • 10kΩ
  • 50kΩ
  • 100kΩ
  • Zero-Scale to Full-Scale Wiper operation
  • Low Wiper Resistance: 75Ω (typ.)
  • Absolute (Rheostat): 50 ppm typical(0°C to 70°C)
  • Ratiometric (Potentiometer): 15 ppm typical
  • 100 kHz
  • 400 kHz
  • 3.4 MHz
  • Brown-out reset protection (1.5V typical)
  • Serial Interface Inactive current (2.5 uA typ.)
  • High-Voltage Tolerant Digital Inputs: Up to 12.5V
  • 2.7V to 5.5V - Device Characteristics Specified
  • 1.8V to 5.5V - Device Operation
  • 2 MHz (typ.) for 5.0 kΩ device
  • Extended temperature range (-40°C to +125°C)
  • AEC-Q100 Grade 1 quarlified

Description

The MCP463X devices are dual channel, volatile, 7-bit (257 wiper steps) digital potentiometers with an I2C compatible interface. The MCP463X family is available with end-to-end resistor values of 5KΩ, 10KΩ, 50kΩ and 100KΩ. These devices offer a variety of configurations simplifying design while minimizing cost, package size and pin count.


We welcome questions, comments and recommendations for improvements to this page - please contact us at: Digipotwebrequests@microchip.com if you have any; please mention the part number in the email subject header.

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