ISL54405_14 Datasheet, PDF (15/20 Pages) Intersil Corporation – CD/MP3 Quality Stereo 2:1 Multiplexer with Click and Pop Elimination

ISL54405
Typical Performance Curves T_A = +25°C, Unless Otherwise Specified (Continued)
-100
-101
-102
-103
V_DD = 3.3V
R_LOAD = 20k
10Hz to 30k FILTER
2V_RMS
-104
1.9V_RMS
-105
-106
-107
1.7V_RMS TO 1.8V_RMS
-108
-109
-110
-111
-112
1.6V_RMS
-113
-114
-115
1.5V_RMS
-116
-117
-118
-119
-120
20
50 100 200 500 1k 2k
5k 10k 20k
FREQUENCY (Hz)
0.00100
0.00095
0.00090
V_DD = 3.3V
R_LOAD = 20k
0.00085
10Hz TO 30k FILTER
0.00080
0.00075
2V_RMS
0.00070
0.00065
0.00060
1.9V_RMS
0.00055
0.00050
0.00045
1.7V_RMS TO 1.8V_RMS
0.00040
0.00035
0.00030
0.00025
1.6V_RMS
0.00020
0.00015
1.5V_RMS
0.00010
20
50 100 200 500 1k 2k 5k 10k 20k
FREQUENCY (Hz)
FIGURE 22. THD+N vs SIGNAL LEVELS vs FREQUENCY
FIGURE 23. THD+N vs SIGNAL LEVELS vs FREQUENCY
-60
-65
-70
V_DD = 3.3VDC + 100mV_RMS SIGNAL
-75 ^{RLOAD = 20k OR 32}
-80 ^{INPUTS GROUNDED}
-85
-90
-95
-100
AUDIO MODE
-105
-110
-115
-120
-125
MUTE MODE
(C/P SHUNT ON LOADSIDE)
-130
-135
-140
20
50 100 200 500 1k 2k
5k 10k 20k 40k
FREQUENCY (Hz)
FIGURE 24. PSRR vs FREQUENCY
7
6
MUTE 2V/DIV
5
4
VDD/2 2V/DIV
3
2
1
0
-1
L_IN 200mV/DIV
-2
-3
-4
-5
-6
L_OUT 200mV/DIV
-7
-0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0
TIME (s) 100ms/DIV
0.1 0.2 0.3 0.4
FIGURE 26. 20k AC COUPLED CLICK/POP REDUCTION
-50
-55
-60
-65
5V_Supply = 5VDC + 100MV_RMS SIGNAL
R_LOAD = 20k OR 32
-70 ^{INPUTS GROUNDED}
-75
-80
-85
-90
-95
-100
-105
AUDIO MODE
-110
-115
-120
-125
MUTE MODE
(C/P SHUNT ON LOADSIDE)
-130
-135
-140
20
50 100 200 500 1k 2k
5k 10k 20k 40k
FREQUENCY (Hz)
FIGURE 25. PSRR vs FREQUENCY
7
6
MUTE 2V/DIV
5
4
VDD/2 2V/DIV
3
2
1
0
L_IN 200mV/DIV
-1
-2
-3
-4
-5
L_OUT 200mV/DIV
-6
-7
-0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0
TIME (s) 100ms/DIV
0.1 0.2 0.3 0.4
FIGURE 27. 32 AC COUPLED CLICK/POP REDUCTION
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FN6699.2
May 6, 2014