Digitally Controlled Potentiometer (XDCP™)

The Intersil X9313 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 interface
• 32 wiper tap points
    - Wiper position stored in nonvolatile memory and recalled on power-up
• 31 resistive elements
    - Temperature compensated
    - End to end resistance range ± 20%
    - Terminal voltages, -5V to +5V
• Low power CMOS
    - VCC = 3V or 5V
    - Active current, 3mA max.
    - Standby current, 500µA max.
• High reliability
    - Endurance, 100,000 data changes per bit
    - Register data retention, 100 years
• RTOTAL values = 1kΩ, 10kΩ, 50kΩ
• Packages
    - 8 Ld SOIC, MSOP and DIP
• Pb-free plus anneal available (RoHS compliant)