参数资料
型号: TS489IST
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 0.13 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
封装: MINI, SOP-8
文件页数: 9/32页
文件大小: 570K
代理商: TS489IST
TS488-TS489
Electrical characteristics
17/32
Figure 50.
Total harmonic distortion plus
noise vs. frequency
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
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
=-4
BW=20Hz-120kHz
T
AMB
=25°C
T
H
D+
N
(%
)
Frequency (Hz)
Figure 52.
Total harmonic distortion plus
noise vs. frequency
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
H
D+
N
(%
)
Frequency (Hz)
8
16
24324048
56
64
0
25
50
75
THD+N=10%
Vcc=2.5V, F=1kHz
T
AMB
=25°C
BW=20Hz-120kHz
Output
P
ower
(mW)
Load Resistance (
Ω)
THD+N=1%
Figure 54.
Output power vs. load resistance
Figure 55.
Output power vs. load resistance
8
16
24324048
56
64
0
25
50
75
100
125
THD+N=10%
Vcc=3.3V, F=1kHz
T
AMB
=25°C
BW=20Hz-120kHz
Output
P
ower
(mW)
Load Resistance (
Ω)
THD+N=1%
8
16
24324048
56
64
0
50
100
150
200
250
THD+N=10%
Vcc=5V, F=1kHz
T
AMB
=25°C
BW=20Hz-120kHz
Output
P
ower
(mW)
Load Resistance (
Ω)
THD+N=1%
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