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TS472 数据表(PDF) 13 Page - STMicroelectronics

部件名 TS472
功能描述  Very low noise microphone preamplifier with 2.0V bias output and active low standby mode
PDF  24 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS472 数据表(HTML) 13 Page - STMicroelectronics

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TS472
Electrical characteristics
13/24
Figure 26.
THD+N vs. input voltage
Figure 27.
THD+N vs. input voltage
1E-3
0.01
0.1
0.01
0.1
1
10
GS grounded
GS=bias
Tamb=25°C, Vcc=3V, F=20kHz,
Cb=1
μF, RL=10kΩ , BW=100Hz-120kHz
Input Voltage (V)
0.3
GS floating
1E-3
0.01
0.1
0.01
0.1
1
10
GS floating
GS=bias
GS grounded
Tamb=25°C, Vcc=5V, F=20kHz,
Cb=1
μF, RL=10kΩ , BW=100Hz-120kHz
Input Voltage (V)
0.3
Figure 28.
THD+N vs. frequency
Figure 29.
THD+N vs. frequency
100
1000
10000
0.1
1
10
GS=bias, Vin=100mV
GS floating, Vin=100mV
GS grounded, Vin=20mV
Tamb=25°C
Vcc=3V
RL=10k
Ω
Cb=1
μF
BW=100Hz-120kHz
20k
50
Frequency (Hz)
100
1000
10000
0.1
1
10
GS=bias, Vin=100mV
GS floating, Vin=100mV
GS grounded, Vin=20mV
Tamb=25
°C
Vcc=5V
RL=10k
Ω
Cb=1
μF
BW=100Hz-120kHz
20k
50
Frequency (Hz)
Figure 30.
Transient response
Figure 31.
Transient response



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