STV8211 查看數據表（PDF） - STMicroelectronics
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STV8211 Datasheet PDF : 8 Pages
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STV8211
Figure 3 : AFC Voltage versus Input Frequency
AFC OUTPUT
VOLTAGE (V)
8
6
4
2
0
38.5
38.7
38.9
39.1
IF FREQUENCY
39.3 (MHz)
Figure 4 : Volume Control Attenuation versus
Voltage in Pin 9
0
1
2
3
4
5
V9 (V)
-20
-40
-60
-80
-100
ATTENUATION
(V)
Figure 5 : Typical Connection from µP to STV8211 for Remote Volume Control (Pin 9)
Processor
STV8211
Pushpull
Output
ST63XX
10kΩ
C
Figure 6 : Black and White Noise Inverter
V14 (V)
9
80kΩ
4.5
White spike noise clamp
3.9
Top white
3.2
White noise level insertion
2.5
Noise level insertion
1.9
Top synchronization
1.3
Black spikes noise clamp
t (µs)
5/8
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