DS1801
FEATURES
Ultra-low power consumption Operates from 3V or 5V supplies Two digitally controlled, 65-position potentiometers including mute Logarithmic resistive characteristics (1 d B 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
PIN ASSIGNMENT
GND COUT RST ZCEN W0 L0 H0 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VCC CLK D AGND H1 L1 W1
DS1801 14-Pin PDIP (300-mil) DS1801 14-Pin TSSOP (173-mil)
GND COUT RST ZCEN NC W0 L0 H0
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
VCC CLK D NC AGND H1 L1 W1
PIN DESCRIPTION
L0, L1 H0, H1 W0,W1 VCC
D CLK GND AGND
ZCEN
COUT NC
- Low End of Resistor High End of Resistor Wiper End of Resistor 3V or 5V Power Supply Input Serial Port Reset Input Serial Port Data Input Serial Port Clock Input Digital...
