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ISL90843 Datasheet Quad Digital Controlled Potentiometers

Manufacturer: Intersil (now Renesas)

Overview

® ISL90843 Quad Digital Controlled Potentiometers (XDCP™) Data Sheet March 29, 2006 FN8095.2 Low Noise, Low Power, I2C® Bus, 256 Taps The ISL90843 integrates four digitally controlled potentiometers (XDCP) on a monolithic CMOS integrated circuit.

The digitally controlled potentiometers are implemented with a combination of resistor elements and CMOS switches.

The position of the wipers are controlled by the user through the I2C bus interface.

Key Features

  • Four potentiometers in one package.
  • 256 resistor taps.
  • 0.4% resolution.
  • I2C serial interface - Two address pins allow up to four devices/bus.
  • Wiper resistance: 70Ω typical @ 3.3V.
  • Standby current.