DS1803Z-010+T&R

The DS1803Z-010+T&R is an addressable dual digital potentiometer in 16 pin NSOIC package. This IC features two independently controlled 256 position potentiometer and the device control is achieved through 2 wire serial interface. It has three address pins allow up to 8 DS1803's to share the same 2 wire interface. The exact wiper position of each potentiometer can be written or read.

• Supply voltage range from 2.7V to 5.5V
• Operating temperature range from -40°C to 85°C
• Addressable using 3 address inputs
• Ultra low power consumption
• Two 8bit registers to set wiper position
• Data is transmitted most significant bit (MSB) first
• End to end resistance is 10Kohm at ±20% tolerance and temperature coefficient is 750ppm/°C

Applications

Signal Processing

Warnings

ADI products are only authorized (and sold) for use by the customer and are not to be resold or otherwise passed on to any third party

Notes

DS1803 is a volatile device that does not maintain the position of the wiper during power-down or loss of power.