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MCP4431 - 7/8-Bit Volatile Quad Digital POT

Datasheet Summary

Features

  • Quad Resistor Network.
  • Potentiometer or Rheostat Configuration Options.
  • Resistor Network Resolution: 7-bit.
  • 128 Resistors (129 Taps) 8-bit.
  • 256 Resistors (257 Taps).
  • Four RAB Resistances options: 5 k 10 k 50 k 100 k.
  • Zero-scale to Full-scale Wiper Operation.
  • Low Wiper Resistance.
  • 75  typical.
  • Low Tempco: Absolute (Rheostat).
  • 50 ppm typical (0°-70°C) Ratiometric (Potentiometer).
  • 15 pp.

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Datasheet preview – MCP4431

Datasheet Details

Part number MCP4431
Manufacturer Microchip Technology
File Size 5.50 MB
Description 7/8-Bit Volatile Quad Digital POT
Datasheet download datasheet MCP4431 Datasheet
Additional preview pages of the MCP4431 datasheet.

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Full PDF Text Transcription

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MCP443X/5X 7/8-Bit Volatile Quad Digital POT with I2C Interface Features • Quad Resistor Network • Potentiometer or Rheostat Configuration Options • Resistor Network Resolution: 7-bit – 128 Resistors (129 Taps) 8-bit – 256 Resistors (257 Taps) • Four RAB Resistances options: 5 k 10 k 50 k 100 k • Zero-scale to Full-scale Wiper Operation • Low Wiper Resistance – 75  typical • Low Tempco: Absolute (Rheostat) – 50 ppm typical (0°-70°C) Ratiometric (Potentiometer) – 15 ppm typical • I2C Serial Interface Support: 100 kHz 400 kHz 3.4 MHz • Serial Protocol Allows High-Speed Read/Write to Wiper • Resistor Network Terminal Disconnect Feature via Terminal Control (TCON) Register • Reset Input Pin • Brown-out Reset Protection – 1.5V typical • Serial Interface Inactive Current – 2.
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