Datasheet
0.01
0.1
1
10
100
0.001 0.01 0.1 1 10
OUTPUT POWER (W)
THD+N (%)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 3.0V
0.01
0.1
1
10
100
0.001 0.01 0.1 1 10
OUTPUT POWER (W)
THD+N (%)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 3.0V
0.01
0.1
1
10
100
0.001 0.01 0.1 1 10
OUTPUT POWER (W)
THD+N (%)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 3.0V
0.01
0.1
1
10
100
0.001 0.01 0.1 1 10
OUTPUT POWER (W)
THD+N (%)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 3.0V
0.01
0.1
1
10
100
0.001 0.01 0.1 1 10
OUTPUT POWER (W)
THD+N (%)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 3.0V
0.01
0.1
1
10
100
0.001 0.01 0.1 1 10
OUTPUT POWER (W)
THD+N (%)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 3.0V
LM49450
SNAS440D –FEBRUARY 2008–REVISED MAY 2013
www.ti.com
Typical Performance Characteristics (continued)
THD+N vs Output Power THD+N vs Output Power
A
V
= 12dB, R
L
= 4Ω, f = 1kHz A
V
= 12dB, R
L
= 4Ω, f = 1kHz
DAC Input, Internal Reference, Speaker Mode DAC Input, External Reference, Speaker Mode
Figure 33. Figure 34.
THD+N vs Output Power THD+N vs Output Power
A
V
= 12dB, R
L
= 8Ω, f = 1kHz A
V
= 12dB, R
L
= 8Ω, f = 1kHz
DAC Input, Internal Reference, Speaker Mode DAC Input, External Reference, Speaker Mode
Figure 35. Figure 36.
THD+N vs Output Power THD+N vs Output Power
A
V
= 6dB, R
L
= 4Ω, f = 1kHz A
V
= 6dB, R
L
= 8Ω, f = 1kHz
Analog Input, Speaker Mode Analog Input, Speaker Mode
Figure 37. Figure 38.
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