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X9261 Datasheet Dual Digitally-Controlled Potentiometers

Manufacturer: Intersil (now Renesas)

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General Description

The X9261 integrates 2 digitally controlled potentiometer (XDCP) on a monolithic CMOS integrated circuit.

The digital controlled potentiometer is implemented using 255 resistive elements in a series array.

Between each element are tap points connected to the wiper terminal through switches.

Overview

® X9261 Single Supply/Low Power/256-Tap/SPI Bus Data Sheet October 12, 2006 FN8171.

Key Features

  • Dual.
  • Two Separate Potentiometers.
  • 256 Resistor Taps/pot.
  • 0.4% Resolution.
  • SPI Serial Interface for Write, Read, and Transfer Operations of the Potentiometer Single Supply Device.
  • Wiper Resistance, 100Ω typical @ VCC = 5V.
  • 4 Nonvolatile Data Registers for Each Potentiometer.
  • Nonvolatile Storage of Multiple Wiper Positions.
  • Power-on Recall Loads Saved Wiper Position on Power-up.
  • Standby Current < 5µA Max.

More Datasheets from Intersil (now Renesas)

Part Number Description
X9260 Dual Digitally-Controlled Potentiometers
X9269 Dual Digitally-Controlled Potentiometers