MCP4131-103E/P Volatile Digital Potentiometer
The MCP4131-103E/P is a 7-bit (129 wiper steps) non-volatile Digital Potentiometer with volatile memory, programmed/reprogrammed through an SPI compatible interface. It features zero to full-scale wiper operation. It supports split rail applications.
Applications:
- Communications & Networking
- Sensing & Instrumentation
- Audio
- Power Management
- Motor Drive & Control
- Automotive
Features/Specs:
- Wide Operating Voltage: 2.7 to 5.5V
- Single or Dual Resistor Network options
- Potentiometer or Rheostat configuration options
- Resistor Network Resolution
7-bit: 128 Resistors (129 Steps)
8-bit: 256 Resistors (257 Steps) - R AB Resistances options of:
5 kΩ
10 kΩ
50 kΩ
100 kΩ - Zero Scale to Full-Scale Wiper operation
- Low Wiper Resistance: 75Ω (typical)
- Low Temp:
Absolute (Rheostat): 50 ppm typical
(0°C to 70°C)
Ratiometric (Potentiometer): 15 ppm typical - SPI Serial Interface (10 MHz, modes 0,0 & 1,1)
High-Speed Read/Writes to wiper registers
SDI/SDO multiplexing (MCP41X1 only)
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