ds1802et-r Maxim Integrated Products, Inc., ds1802et-r Datasheet
ds1802et-r
Manufacturer Part Number
ds1802et-r
Description
Ds1802 Dual Audio Taper Potentiometer With Pushbutton Control
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.DS1802ET-R.pdf
(17 pages)
FEATURES
§ Ultra- low power consumption
§ Operates from 3V or 5V supplies
§ Two digitally controlled, 65-position
§ Logarithmic resistive characteristics (1 dB
§ Zero-crossing detection eliminates noise
§ Digital or mechanical pushbutton wiper
§ Serial port provides means for setting and
§ 20-pin SOIC and 20-pin TSSOP for surface
§ Operating Temperature Range:
§ Software and hardware mute
§ Resistance Available: 45 k
www.dalsemi.com
potentiometers including mute
per step)
caused by wiper movement
control
reading both potentiometers wipers
mount applications
-40 C to +85 C
1 of 17
Dual Audio Taper Potentiometer
PIN ASSIGNMENT
PIN DESCRIPTION
L0, L1
H0, H1
W1,W2
V
D
CLK
MODE
UC0, UC1
DC0, DC1
VU, VD
B0, B1
GND
MUTE
AGND
C
RST
ZCEN
CC
OUT
COUT
MODE
ZCEN
GND
CLK
RST
W 0
H0
See Mech. Drawings Section
L0
D
20-Pin TSSOP (173-mil)
With Pushbutton Control
20-Pin SOIC (300-mil)
20-Pin DIP (300-mil)
1
2
3
4
5
6
7
8
9
10
- Low End of Resistor
- High End of Resistor
- Wiper End of Resistor
- 3V/5V Power Supply Input
- Serial Port Reset Input
- Serial Port Data Input
- Serial Port Clock Input
- Mode Select Input
- Up Control Pushbutton Inputs
- Down Control Pushbutton
- Volume-Up/Volume-Down
- Balance Pot-0, Pot-1 Inputs
- Digital Ground
- Mute
- Analog Ground
- Zero-Crossing Detect Input
- Cascade Output
Inputs
Inputs
20
19
18
17
16
15
14
13
12
11
VCC
VU (UC1)
VD (DC1)
B0 (UC0)
B1 (DC0)
MUTE
AGND
H1
L1
W1
DS1802
051401
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