DS1882 Maxim Integrated Products, DS1882 Datasheet - Page 5

• Manufacturer Part Number: DS1882
• Description: Dual Log Audio Digital Potentiometer
• Manufacturer: Maxim Integrated Products

(V
-100.0
-20.0
-40.0
-60.0
-80.0
DD
0
= V
0
POTENTIOMETER 1 (CONFIGURATON 2)
CC
3
ATTENUATION vs. SETTING
= +5.0V, V- = -5.0V, T
6
9
12
SETTING (DEC)
15
0.0018
0.0016
0.0014
0.0012
0.0010
0.0008
0.0006
0.0004
0.0002
100
18
80
60
40
20
0
0
21
0.01
0
Dual Log Audio Digital Potentiometer
MUTE
24
vs. POWER-DOWN VOLTAGE
THD+N vs. FREQUENCY (0dB)
27
1
A
POWER-DOWN VOLTAGE (V)
0.10
30
= +25°C.)
33
FREQUENCY (kHz)
RESISTANCE
2
HIGH IMPEDANCE
_____________________________________________________________________
1.00
PROGRAMMED
RESISTANCE (6dBh)
3
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
Typical Operating Characteristics (continued)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
-40
10.00
CHANGE FROM +25°C vs. TEMPERATURE
4
POTENTIOMETER 1
END-TO-END RESISTANCE PERCENT
-20
5
100.00
POTENTIOMETER 0
TEMPERATURE (°C)
0
20
-100
-120
-140
-160
1000
-20
-40
-60
-80
900
800
700
600
500
400
300
200
100
0
0
40
0.01
ZERO-CROSSING
CROSSTALK vs. FREQUENCY (-6dB)
DETECTION
ACTIVATED
60
I
CC
vs. ZERO-CROSSING TIMING
0.10
80
FREQUENCY (kHz)
TYPICAL
TIMEOUT
OF 50ms
TIME (ms)
1.00
TIMEOUT OR ZERO-
CROSSING EVENT
ZERO-CROSSING
100
80
60
40
20
0
0
10.00
RESISTANCE vs. POWER-UP VOLTAGE
MUTE
1
100.00
POWER-UP VOLTAGE (V)
2
HIGH IMPEDANCE
PROGRAMMED
RESISTANCE (6dBh)
3
4
5
5