The ISL22346 integrates four digitally controlled potentiometers (DCP) and non-volatile memory on a monolithic CMOS integrated circuit. It features low noise, low power, I2C bus interface, etc., and can be widely used in control, parameter adjustments, and signal processing.
The ISL22346 integrates four digitally controlled potentiometers and non‑volatile memory in a single CMOS IC. It offers 128 resistor taps and can be used as three‑terminal potentiometers or two‑terminal variable resistors for control, adjustment, and signal‑processing applications.
The document includes features, pinouts, ordering information, absolute maximum ratings, analog and operating specifications, EEPROM characteristics, serial interface timing, and package dimensions for the 20‑lead TSSOP and TQFN options.
| Number of potentiometers | Four |
|---|---|
| Resistor taps | 128 |
| Supply voltage range | 2.7 V to 5.5 V |
| Shutdown current | 54 µA max |
The device operates from 2.7 V up to 5.5 V.
It provides 128 resistor taps.
The shutdown current is specified as 54 µA max.