Datasheet Details
| Part number | MCP4131 |
|---|---|
| Manufacturer | Microchip Technology |
| File Size | 2.21 MB |
| Description | 7/8-Bit Single/Dual SPI Digital POT |
| Datasheet |
 MCP4131 Datasheet
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General Description
The MCP41XX and MCP42XX devices offer a wide range of product offerings using an SPI interface.
WiperLock Technology allows application-specific calibration settings to be secured in the EEPROM.
Key Features
- 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).
- RAB Resistances options of: - 5 kΩ - 10 kΩ - 50 kΩ - 100 kΩ.
- Zero-Scale to Full-Scale Wiper operation.
- Low Wiper Resistance: 75Ω (typical).
- Low Tempco: - Absolute (Rheostat): 50 ppm typical (0°C to 70°C) - Ratiometric (Potentiometer): 15 ppm typic.