The MCP453X devices?are single channel, volatile, 7-bit (129 wiper steps) digital potentiometers?with an I2C compatible interface. The MCP453X 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.