參數(shù)資料
型號: TS489
廠商: 意法半導體
英文描述: Pop-free 120mW stereo headphone amplifier
中文描述: 流行無120mW立體聲耳機放大器
文件頁數(shù): 17/32頁
文件大?。?/td> 465K
代理商: TS489
TS488-TS489
Electrical characteristics
17/32
Total harmonic distortion plus
noise vs. frequency
Total harmonic distortion plus
noise vs. frequency
Output power vs. load resistance
Figure 50.
Figure 51.
Total harmonic distortion plus
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
=-4
BW=20Hz-120kHz
T
AMB
=25°C
T
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
=-4
BW=20Hz-120kHz
T
AMB
=25°C
T
Frequency (Hz)
Figure 52.
Figure 53.
Output power vs. load resistance
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
=-4
BW=20Hz-120kHz
T
AMB
=25°C
T
Frequency (Hz)
8
16
24
32
40
48
56
64
0
25
50
75
THD+N=10%
Vcc=2.5V, F=1kHz
T
AMB
=25°C
BW=20Hz-120kHz
O
Load Resistance (
Ω
)
THD+N=1%
Figure 54.
Figure 55.
Output power vs. load resistance
8
16
24
32
40
48
56
64
0
25
50
75
100
125
THD+N=10%
Vcc=3.3V, F=1kHz
T
AMB
=25°C
BW=20Hz-120kHz
O
Load Resistance (
Ω
)
THD+N=1%
8
16
24
32
40
48
56
64
0
50
100
150
200
250
THD+N=10%
Vcc=5V, F=1kHz
T
AMB
=25°C
BW=20Hz-120kHz
O
Load Resistance (
Ω
)
THD+N=1%
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