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
20/32
Doc ID 11971 Rev 5
Figure 68.
Crosstalk vs. frequency
Figure 69.
Crosstalk vs. frequency
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Vcc=3.3V, RL=16
Ω
Av=-1, Po=40mW
T
T
AMB
=25°C
C
rosstal
k (dB
)
Frequency (Hz)
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Vcc=3.3V, RL=32
Ω
Av=-1, Po=25mW
T
T
AMB
=25°C
C
rosstal
k (dB
)
Frequency (Hz)
Figure 70.
Crosstalk vs. frequency
Figure 71.
Crosstalk vs. frequency
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Vcc=5V, RL=16
Ω
Av=-1, Po=100mW
T
T
AMB
=25°C
C
rosstal
k (dB
)
Frequency (Hz)
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Vcc=5V, RL=32
Ω
Av=-1, Po=60mW
T
T
AMB
=25°C
C
rosstal
k (dB
)
Frequency (Hz)
Figure 72.
Crosstalk vs. frequency
Figure 73.
Crosstalk vs. frequency
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Vcc=2.5V, RL=16
Ω
Av=-4, Po=20mW
T
T
AMB
=25°C
C
rosstal
k (dB
)
Frequency (Hz)
100
1k
10k
-120
-100
-80
-60
-40
-20
0
OUT2 to OUT1
20k
20
OUT1 to OUT2
Vcc=2.5V, RL=32
Ω
Av=-4, Po=12mW
T
T
AMB
=25°C
C
rosstal
k (dB
)
Frequency (Hz)