DS3908

Dual 64-Position Nonvolatile Digital Potentiometer with Buffered Output

The DS3908 features two nonvolatile (NV), low temperature-coefficient, variable digital potentiometers with 64 user-selectable positions.

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Part Details

  • Two 64-Position Linear Taper Potentiometers
  • Integral Wiper Buffering Amplifiers With Selectable Gains of 1V/V, 2V/V, or 4V/V
  • 100kΩ Potentiometer End-to-End Resistance
  • Low Potentiometer Temperature Coefficient
  • Nonvolatile Wiper and Gain Storage
  • I²C-Compatible Interface
  • Write-Protect Pin Prevents Accidental Field Reprogramming
  • 3V to 5.5V Supply Voltage Range
  • -40°C to +85°C Operating Temperature Range
  • 14-Pin TDFN Package
DS3908
Dual 64-Position Nonvolatile Digital Potentiometer with Buffered Output
DS3908: Typical Operating Circuit
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Hardware Ecosystem

Parts Product Life Cycle Description
Digital Potentiometers (DigiPOT) 1
DS3902 NOT RECOMMENDED FOR NEW DESIGNS Dual, NV, Variable Resistors with User EEPROM
Single-Supply Voltage Output D/A Converters 1
MAX5820 PRODUCTION Dual, 8-Bit, Low-Power, 2-Wire, Serial Voltage-Output DAC
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