The ISL90460 is a digitally controlled potentiometer from Intersil that can be used in a wide variety of applications, including LCD contrast control, parameter and bias adjustments, industrial and automotive control, pressure, temperature, position, chemical and optical sensors, laser diode driver biasing, gain control and offset adjustment
The ISL90460 is a digitally controlled potentiometer (XDCP) that can be configured as a variable resistor. It features a 31‑element resistor array, wiper switches, a 2‑pin Up/Down interface, and volatile memory for storing the wiper position.
The document provides electrical specifications, absolute maximum ratings, timing diagrams, pin descriptions, ordering information and package dimensions for both SC‑70 and SOT‑23 variants.
| Supply voltage range | 2.7 V to 5.5 V |
|---|---|
| Active current (max) | 25 µA |
| Standby supply current | 0.3 µA |
| Number of wiper tap points | 32 |
| Available total resistance values | 10 kΩ, 50 kΩ, 100 kΩ |
| Operating temperature range | -40 °C to +85 °C |
| Package types | SC‑70, SOT‑23 |
The wiper position is controlled by a 2‑pin Up/Down interface.
The standby supply current is 0.3 µA.
The resistor array is composed of 31 resistive elements.
The voltage on CS, U/D and VCC with respect to GND is –1 V to +7 V.