Datasheet

0.001
0.01
0.1
1
10
THD+N
(%)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
10m 100m 1
OUTPUT POWER (W)
1m 20m 200m2m 50m 500m5m
0.001
0.01
0.1
1
10
THD+N
(%)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
10m 100m 1
OUTPUT POWER (W)
1m 20m 200m2m 50m 500m5m
0.001
0.01
0.1
1
10
THD+N
(%)
0.002
0.02
0.2
2
0.005
0.05
0.5
5
10m 100m 1
OUTPUT POWER (W)
1m 20m 200m2m 50m 500m5m
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
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.
Headphone THD+N Loudspeaker THD+N
vs vs
Frequency AV
DD
= 5V, SE, 0dB Frequency AV
DD
= 3.3V, P
OUT
= 400mW
P
OUT
= 10mW, 32Ω 15μH+8Ω+15μH
Figure 121. Figure 122.
Loudspeaker THD+N Earpiece THD+N
vs vs
Frequency AV
DD
= 5V, P
OUT
= 400mW Output Power AV
DD
= 3.3V, 0dB AUX
15μH+8Ω+15μH f
OUT
= 1kHz, 16Ω
Figure 123. Figure 124.
Earpiece THD+N Earpiece THD+N
vs vs
Output Power AV
DD
= 5V, 0dB AUX Output Power AV
DD
= 3.3V, 0dB AUX
f
OUT
= 1kHz, 16Ω f
OUT
= 1kHz, 32Ω
Figure 125. Figure 126.
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