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The Intersil X9317 is a digitally controlled potentiometer (XDCP?). The device consists of a resistor array, wiper switches, a control section, and nonvolatile memory. The wiper position is controlled by a 3-wire interface.

Features

? Solid-State Potentiometer

? 3-Wire Serial Up/Down Interface

? 100 Wiper Tap Points

- Wiper Position Stored in Nonvolatile Memory and Recalled on Power-up

? 99 Resistive Elements

- Temperature Compensated

- End-to-end Resistance Range ±20

? Low Power CMOS

- VCC = 2.7V to 5.5V, and 5V ±10

- Standby Current <5?A

? High Reliability

- Endurance, 100,000 Data Changes per Bit

- Register Data Retention, 100 years

? RTOTAL Values = 1kΩ, 10kΩ, 50kΩ, 100kΩ

? Packages

- 8 Ld SOIC, PDIP, TSSOP, and MSOP

? Pb-Free Available (RoHS Compliant)

Applications

? LCD Bias Control

? DC Bias Adjustment

? Gain and Offset Trim

? Laser Diode Bias Control

? Voltage Regulator Output Control