STMicroelectronics Pop-free 120 mW stereo headphone amplifier DEMOTS488S DEMOTS488S データシート
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製品コード
DEMOTS488S
Electrical characteristics
TS488-TS489
16/32
Doc ID 11971 Rev 5
Figure 44.
Total harmonic distortion plus
noise vs. frequency
noise vs. frequency
Figure 45.
Total harmonic distortion plus
noise vs. frequency
noise vs. frequency
100
1k
10k
1E-3
0.01
0.1
1
Vcc=5V, Po=100mW
Vcc=3.3V, Po=40mW
20k
20
Vcc=2.5V, Po=20mW
R
L
=16
Ω,
A
V
=-1
BW=20Hz-120kHz
T
T
AMB
=25°C
T
H
D+
N (%
)
Frequency (Hz)
100
1k
10k
1E-3
0.01
0.1
1
Vcc=5V, Po=60mW
Vcc=3.3V, Po=25mW
20k
20
Vcc=2.5V, Po=12mW
R
L
=32
Ω,
A
V
=-1
BW=20Hz-120kHz
T
T
AMB
=25°C
T
H
D+
N (%
)
Frequency (Hz)
Figure 46.
Total harmonic distortion plus
noise vs. frequency
noise vs. frequency
Figure 47.
Total harmonic distortion plus
noise vs. frequency
noise vs. frequency
100
1k
10k
1E-3
0.01
0.1
1
Vcc=5V, Po=1.6V
RMS
Vcc=3.3V, Vo=1V
RMS
20k
20
Vcc=2.5V, Vo=0.7V
RMS
R
L
=600
Ω,
A
V
=-1
BW=20Hz-120kHz
T
T
AMB
=25°C
T
H
D+
N (%
)
Frequency (Hz)
100
1k
10k
1E-3
0.01
0.1
1
Vcc=5V, Po=100mW
Vcc=3.3V, Po=40mW
20k
20
Vcc=2.5V, Po=20mW
R
L
=16
Ω,
A
V
=-2
BW=20Hz-120kHz
T
T
AMB
=25°C
T
H
D+
N (%
)
Frequency (Hz)
Figure 48.
Total harmonic distortion plus
noise vs. frequency
noise vs. frequency
Figure 49.
Total harmonic distortion plus
noise vs. frequency
noise vs. frequency
100
1k
10k
1E-3
0.01
0.1
1
Vcc=5V, Po=60mW
Vcc=3.3V, Po=25mW
20k
20
Vcc=2.5V, Po=12mW
R
L
=32
Ω,
A
V
=-2
BW=20Hz-120kHz
T
T
AMB
=25°C
T
H
D+
N (%
)
Frequency (Hz)
100
1k
10k
1E-3
0.01
0.1
1
Vcc=5V, Po=1.6V
RMS
Vcc=3.3V, Vo=1V
RMS
20k
20
Vcc=2.5V, Vo=0.7V
RMS
R
L
=600
Ω,
A
V
=-2
BW=20Hz-120kHz
T
T
AMB
=25°C
T
H
D+
N (%
)
Frequency (Hz)