STMicroelectronics Pop-free 120 mW stereo headphone amplifier DEMOTS488S DEMOTS488S データシート
製品コード
DEMOTS488S
Electrical characteristics
TS488-TS489
14/32
Doc ID 11971 Rev 5
Figure 32.
Total harmonic distortion plus
noise vs. output power
noise vs. output power
Figure 33.
Total harmonic distortion plus
noise vs. output power
noise vs. output power
1
10
100
1E-3
0.01
0.1
1
10
V
CC
=3.3V
V
CC
=5V
V
CC
=2.5V
F=1kHz, R
L
=16
Ω
A
V
=-2, T
AMB
=25°C
BW=20Hz-120kHz
T
H
D+
N (%
)
Output Power (mW)
200
1
10
100
0.01
0.1
1
10
V
CC
=3.3V
V
CC
=5V
V
CC
=2.5V
F=20kHz, R
L
=16
Ω
A
V
=-2, T
AMB
=25°C
BW=20Hz-120kHz
T
H
D+
N (%
)
Output Power (mW)
200
Figure 34.
Total harmonic distortion plus
noise vs. output power
noise vs. output power
Figure 35.
Total harmonic distortion plus
noise vs. output power
noise vs. output power
1
10
100
1E-3
0.01
0.1
1
10
V
CC
=3.3V
V
CC
=5V
V
CC
=2.5V
F=1kHz, R
L
=32
Ω
A
V
=-2, T
AMB
=25°C
BW=20Hz-120kHz
T
H
D+
N (%
)
Output Power (mW)
200
1
10
100
0.01
0.1
1
10
V
CC
=3.3V
V
CC
=5V
V
CC
=2.5V
F=20kHz, R
L
=32
Ω
A
V
=-2, T
AMB
=25°C
BW=20Hz-120kHz
T
H
D+
N (%
)
Output Power (mW)
200
Figure 36.
Total harmonic distortion plus
noise vs. output power
noise vs. output power
Figure 37.
Total harmonic distortion plus
noise vs. output power
noise vs. output power
0.01
0.1
1
1E-3
0.01
0.1
1
10
V
CC
=3.3V
V
CC
=5V
V
CC
=2.5V
F=1kHz, R
L
=600
Ω
A
V
=-2, T
AMB
=25°C
BW=20Hz-120kHz
T
HD+
N (%
)
Output Voltage (V
RMS
)
3
0.01
0.1
1
0.01
0.1
1
10
V
CC
=3.3V
V
CC
=5V
V
CC
=2.5V
F=20kHz, R
L
=600
Ω
A
V
=-2, T
AMB
=25°C
BW=20Hz-120kHz
T
HD+
N (%
)
Output Voltage (V
RMS
)
3