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X9409 Datasheet Quad Digitally Controlled Potentiometers

Manufacturer: Intersil (now Renesas)

Overview

OBSOLETE PRODUCT DATASHEET NO RECOMMENDED REPLACEMENT contact our Technical Support Center at X9409 1-888-INTERSIL or www.intersil.com/tsc FN8192 Low Noise/Low Power/2-Wire Bus Quad Digitally Controlled Potentiometers Rev.6.00 (XDCP) Sep 3, 2015 The X9409 integrates 4 digitally controlled potentiometers (XDCP) on a monolithic CMOS integrated microcircuit.

The digitally controlled potentiometer is implemented using 63 resistive elements in a series array.

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

Key Features

  • Four potentiometers per package.
  • 64 resistor taps.
  • 2-wire serial interface for write, read and transfer operations of the potentiometer.
  • 50Ω wiper resistance, typical at 5V.
  • Four nonvolatile data registers for each potentiometer.
  • Nonvolatile storage of multiple wiper position.
  • Power-on recall. Loads saved wiper position on power-up standby current < 1µA typical.
  • System VCC: 2.7V operation.
  • 10kΩ end-to-end resistanc.