This document is the datasheet of Intersil XDCP series single-chip digitally controlled potentiometer X9111, which introduces the function characteristics, usage method and other information of the product in detail.
The Intersil X9111 integrates a single digitally controlled potentiometer (XDCP) on a monolithic CMOS integrated circuit. It features 1024 resistor taps providing 10-bit resolution and is controlled via an SPI bus interface. The device includes a volatile Wiper Counter Register and four non-volatile Data Registers for storing wiper positions.
| Resistor Taps | 1024 |
|---|---|
| Supply Voltage | 2.7V to 5.5V |
| End to End Resistance | 100kQ |
| Wiper Resistance | 40Q Typical |
| Standby Current | < 3uA Max |
| Package | 14-Lead TSSOP |
| Data Retention | 100 yr. |
| Endurance | 100,000 Data Changes |
The device provides 10-bit resolution with 1024 resistor taps.
The position of the wiper is controlled by the user through the SPI bus interface.
Yes, it has four non-volatile Data Registers that can store wiper positions.