DS1801
Dual Audio Taper Potentiometer
www.dalsemi.com FEATURES PIN ASSIGNMENT Ultra-low power consumption
Operates from 3V or 5V supplies
Two digitally controlled, 65-position
potentiometers including mute
Logarithmic resistive characteristics (1 dB
per step)
Zero-crossing detection eliminates noise
caused by wiper movement
Serial port provides means for setting and
reading both potentiometers wipers
14-pin PDIP, 16-pin SOIC, and 14-pin
TSSOP packages
Operating Temperature Range:
-Industrial: -40°C to +85°C
Software mute
Resistance available: 45 kΩ RST D
CLK
GND
AGND
ZCEN COUT
NC -1 14 VCC COUT 2 13 CLK RST 3 12 D ZCEN 4 11 AGND W0 5 10 H1 L0 6 9 L1 H0 7 8 W1 DS1801 14-Pin PDIP (300-mil) …