The MCP41/425X devices are volatile, 8-bit (257 wiper steps) digital potentiometers with an SPI compatible interface. The MCP41/42XX 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.
Feature
- 8-bit:256 Resistors with Taps to VSS and VDD
- SPI compatible interace
- Automatic Recall of Potentiometer Wiper Settings
- Resistance Values: 5kΩ, 10kΩ, 50kΩ, 100kΩ
- Low Tempco:
- Absolute (Rheostat): <100 ppm (typ.)
- Ratiometric (Potentiometer): <10 ppm (typ.)
- Low Wiper Resistance: 100Ω (typ.)
- Low-Power Operation: 1µA Max Static Current
- Wide Operating Voltage: 1.8V to 5.5V
- Extended Temperature Range: -40°C to +125°C
