Datasheet

20 100 1k 10k 20k
0.001
0.01
0.1
1
10
THD+
N (%)
FREQUENCY (Hz)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
50 200 2k500 5k
20 100 1k 10k 20k
0.01
0.1
1
10
THD+N
(%)
FREQUENCY (Hz)
0.02
0.2
2
0.05
0.5
5
50 200 2k500 5k
20 100 1k 10k 20k
0.001
0.01
0.1
1
10
THD+
N (%)
FREQUENCY (Hz)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
50 200 2k500 5k
20 100 1k 10k 20k
0.001
0.01
0.1
1
10
THD+
N (%)
FREQUENCY (Hz)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
50 200 2k500 5k
20 100 1k 10k 100k
FREQUENCY (Hz)
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
PSRR (dB)
50 500 5k 50k20k200 2k
20 100 1k 10k 20k
0.001
0.01
0.1
1
10
THD+
N (%)
FREQUENCY (Hz)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
50 200 2k500 5k
LM49370
SNAS356D –FEBRUARY 2007–REVISED MARCH 2012 www.ti.com
Typical Performance Characteristics (continued)
(For all performance curves AV
DD
refers to the voltage applied to the A_V
DD
and LS_V
DD
pins. DV
DD
refers to the voltage
applied to the D_V
DD
and PLL_V
DD
pins; AV
DD
= 3.3V and DV
DD
= 3.3V unless otherwise specified.
INT/EXT MICBIAS PSRR AUXOUT THD+N
vs vs
Frequency Frequency
AV
DD
= 5V, MICBIAS = 3.3V AV
DD
= 3.3V, 0dB, V
OUT
= 1V
RMS
, 5kΩ
Figure 109. Figure 110.
AUXOUT THD+N CPOUT THD+N
vs vs
Frequency Frequency
AV
DD
= 5V, 0dB, V
OUT
= 1V
RMS
, 5kΩ AV
DD
= 3.3V, 0dB, V
OUT
= 1V
RMS
, 5kΩ
Figure 111. Figure 112.
CPOUT THD+N Earpiece THD+N
vs vs
Frequency Frequency
AV
DD
= 5V, 0dB, V
OUT
= 1V
RMS
, 5kΩ AV
DD
= 3.3V, 0dB, P
OUT
= 500mW, 32Ω
Figure 113. Figure 114.
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