The ISL90462 is a digitally controlled potentiometer that can be used in a 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 Intersil ISL90462 is a single volatile 32-tap XDCP configured as a variable resistor. It consists of a resistor array composed of 31 resistive elements and a wiper switching network, controlled by a 2-pin Up/Down interface.
| Total Resistance (Rtot) | 10kΩ, 50kΩ, or 100kΩ |
|---|---|
| Supply Voltage (VDD) | 2.7V to 5.5V |
| Operating Temperature Range | -40°C to +85°C |
| Active Current (Icc) | 25µA max. |
| Standby Supply Current | 0.3µA |
| Number of Wiper Tap Points | 32 |
| Temperature Coefficient | 35ppm/°C Typical |
The device is available in three versions with total resistance values of 10kΩ, 50kΩ, and 100kΩ.
The device operates within a temperature range of -40°C to +85°C under industrial conditions.
The wiper position is controlled by a 2-pin Up/Down interface using the CS and U/D inputs.