DS1882 Datasheet, PDF (5/15 Pages) Maxim Integrated Products – Dual Log Audio Digital Potentiometer

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