The ISL90726 is a single-channel volatile 128-tap XDCP digitally controlled potentiometer with I2C serial bus interface and low temperature coefficient. It can be used in various applications such as mechanical potentiometer replacement, adjustment of pressure, temperature, position, chemical and optical sensors, laser diode and LED biasing, LCD brightness and contrast adjustment, gain control and offset adjustment, etc.
The ISL90726 is a volatile solid‑state potentiometer featuring a 12‑C (I²C) serial interface, 128 wiper tap points, and selectable total resistance values of 10 kΩ or 50 kΩ. It is offered in a 6‑lead SC‑70 package and is intended for applications such as sensor adjustment, LED biasing, and gain control.
The document provides detailed specifications, pin descriptions, absolute maximum ratings, analog and operating parameters, as well as protocol conventions for I²C communication. Package dimensions and ordering information are also included.
| Number of wiper tap points | 128 |
|---|---|
| Supply voltage range | 2.7 V to 5.5 V |
| Standby current (max) | 500 nA |
| Rheostat temperature coefficient | 45 ppm/°C typical |
| Divider temperature coefficient | 15 ppm/°C typical |
| Package type | 6‑lead SC‑70 |
The device provides 128 wiper tap points.
The standby current is specified as 500 nA maximum.
It is supplied in a 6‑lead SC‑70 surface‑mount package.