參數(shù)資料
型號(hào): DS1882
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字電位計(jì)
英文描述: Dual Log Audio Digital Potentiometer
中文描述: 雙路、對(duì)數(shù)音量調(diào)節(jié)電位器
文件頁(yè)數(shù): 5/15頁(yè)
文件大?。?/td> 251K
代理商: DS1882
D
Dual Log Audio Digital Potentiometer
_____________________________________________________________________
5
POTENTIOMETER 1 (CONFIGURATON 2)
ATTENUATION vs. SETTING
D
SETTING (DEC)
A
30
24
18
12
6
-80.0
-60.0
-40.0
-20.0
0
-100.0
0
33
27
21
15
9
3
END-TO-END RESISTANCE PERCENT
CHANGE FROM +25
°
C vs. TEMPERATURE
TEMPERATURE (
°
C)
R
°
C
D
-40
-20
0
20
40
60
80
-5.0
-4.5
-3.5
-2.5
-1.5
-0.5
0
0.5
1.5
2.5
3.5
4.5
POTENTIOMETER 1
POTENTIOMETER 0
RESISTANCE vs. POWER-UP VOLTAGE
D
POWER-UP VOLTAGE (V)
R
)
5
4
3
2
1
20
40
60
80
100
0
0
PROGRAMMED
RESISTANCE (6dBh)
MUTE
HIGH IMPEDANCE
RESISTANCE
vs. POWER-DOWN VOLTAGE
D
POWER-DOWN VOLTAGE (V)
R
)
5
4
3
2
1
20
40
60
80
100
0
0
PROGRAMMED
RESISTANCE (6dBh)
MUTE
HIGH IMPEDANCE
I
CC
vs. ZERO-CROSSING TIMING
D
TIME (ms)
I
C
μ
A
100
200
300
400
500
600
700
800
900
1000
0
ZERO-CROSSING
TIMEOUT OR ZERO-
CROSSING EVENT
ZERO-CROSSING
DETECTION
ACTIVATED
TYPICAL
TIMEOUT
OF 50ms
CROSSTALK vs. FREQUENCY (-6dB)
FREQUENCY (kHz)
C
D
-160
-140
-120
-100
-80
-60
-40
-20
0
0.01
0.10
1.00
10.00
100.00
Typical Operating Characteristics (continued)
(V
DD
= V
CC
= +5.0V, V- = -5.0V, T
A
= +25
°
C.)
THD+N vs. FREQUENCY (0dB)
D
FREQUENCY (kHz)
T
10.00
1.00
0.10
0.0002
0.0004
0.0006
0.0008
0.0010
0.0012
0.0014
0.0016
0.0018
0
0.01
100.00
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