Specification



Supply Voltage: 2.7～5.5V DC



Static Operation Current: < 1 μA



Potentiometer Value: 100 KΩ



Resolution: 8 bits, 256 taps for each potentiometer



Number of Potentiometers: 2



Interface: SPI



Operation Temperature: -40 ～85



Dimension: 20.0mm*18.0mm

Pin Definition

Dual Digital Pot（100K）Pin Definition

Pin

Description

VCC

Power supply (DC 2.7V - 5.5V)

GND

Ground

SI

Serial data input

CS

Chip select

SCK

Serial clock input

SO

Serial data output

PAx

Potentiometer terminal A (x=0,1)

PBx

Potentiometer terminal B (x=0,1)

PWx

Potentiometer wiper terminal (x=0,1)

 

1. Resistor terminals A, B and W have no restrictions on polarity with respect to each

other.

2. Current through terminals A, B and W should not excceed ±1mA.

3. Voltages on terminals A, B and W should be within 0 - VCC.