DS3903
DS3903 Description
Triple 128-Position Nonvolatile Digital Potentiometer
DS3903 Vendor
Maxim
DS3903 Categories
DS3903 Features
  • Three 128-Position Linear Potentiometers (Two 10k, One 100k)
  • NV Wiper Storage
  • Low End-to-End Temperature Coefficient
  • Operates on an Industry-Standard 2-Wire Bus
  • Write-Protect Pin
  • Supply Range: 3V or 5V
  • Operating Temperature Range: -40°C to +85°C
  • Packaging: 20-Pin TSSOP
  • DS3903 Datasheet and Application Notes
    ParameterValue
    TaperLinear
    POTs Per Pkg.3
    Control Interface2-Wire Addressable
    Wiper MemoryNon-Volatile
    No of Steps128
    End-to-End Resistance (kohms)10+10+90
    Res. Tol. (%)20
    Typ. Temp. Coeff. (ppm/°C)300
    Typ. Wiper Res. (Ohms)250
    Supply Voltage (V)2.7 to 5.5
    Max Idle State Supply Current at 5V (µA)250
    Package20/TSSOP

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