DS1868 Overview
L0, L1 H0, H1 W0, W1 SOUT - Low End of Resistor - High End of Resistor - Wiper Terminal of Resistor - Stacked Configuration Output RST - Serial Port Reset Input DQ - Serial Port Data Input CLK - Serial Port Clock Input COUT - Cascade Port Output VCC - +5 Volt Supply GND - Ground Connections NC - No Internal Connection VB - Substrate Bias Voltage DNC - Do Not Connect All GND pins must be connected to ground....
DS1868 Key Features
- Ultra-lowpower consumption, quiet, pumpless design
- Two digitally controlled, 256-position potentiometers
- Serial port provides means for setting and reading both potentiometers
- Resistors can be connected in series to provide increased total resistance
- 20-pin TSSOP, 16-pin SOIC, and 14-pin DIP packages are available
- Resistive elements are temperature pensated to ±0.3 LSB relative linearity
- Standard resistance values
- DS1868-10 ∼ 10 kΩ
- DS1868-50 ∼ 50 kΩ
- DS1868-100 ∼ 100 kΩ