TS489 STMicroelectronics, TS489 Datasheet - Page 20

• Manufacturer Part Number: TS489
• Description: Pop-free 120mW stereo headphone amplifier
• Manufacturer: STMicroelectronics

Electrical characteristics
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Figure 68. Crosstalk vs. frequency
Figure 70. Crosstalk vs. frequency
Figure 72. Crosstalk vs. frequency
-100
-120
-100
-120
-100
-120
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
0
0
0
20
20
20
Vcc=3.3V, RL=16
Av=-1, Po=40mW
T
Vcc=5V, RL=16
Av=-1, Po=100mW
T
Vcc=2.5V, RL=16
Av=-4, Po=20mW
T
AMB
AMB
AMB
OUT2 to OUT1
OUT2 to OUT1
OUT2 to OUT1
=25°C
=25°C
=25°C
100
100
100
Ω
Ω
Ω
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
1k
1k
1k
OUT1 to OUT2
OUT1 to OUT2
OUT1 to OUT2
10k
10k
10k
20k
20k
20k
Figure 69. Crosstalk vs. frequency
Figure 71. Crosstalk vs. frequency
Figure 73. Crosstalk vs. frequency
-100
-120
-100
-120
-100
-120
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
0
0
0
20
20
20
Vcc=5V, RL=32
Av=-1, Po=60mW
T
Vcc=2.5V, RL=32
Av=-4, Po=12mW
T
Vcc=3.3V, RL=32
Av=-1, Po=25mW
T
AMB
AMB
AMB
OUT2 to OUT1
OUT2 to OUT1
=25°C
=25°C
OUT2 to OUT1
=25°C
100
100
100
Ω
Ω
Ω
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
OUT1 to OUT2
1k
1k
1k
OUT1 to OUT2
OUT1 to OUT2
TS488-TS489
10k
10k
10k
20k
20k
20k