STV8223A Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
STV8223A Datasheet PDF : 10 Pages
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STV8223A
Figure 20 : AFC Voltage Pin 2 vs IF Frequency
8
7
6
5
4
3
2
1
0
38.55
Current Conversion
with 100kΩ/100kΩ Bridge
38.75
38.95
39.15
IF FREQUENCY (MHz)
39.35
Figure 21 : Volume Control Attenuation vs V13
0
-10
-20
-30
-40
-50
-60
-70
-80
1.0
2.0
3.0
4.0
5.0
V13 (V)
Figure 22 : Tuner AGC Output Current vs VIN
(R24 is external adjustment Pin 24)
2
1.75
1.5
1.25
1
0.75
0.5
0.25
0
0.1
R24 = 1kΩ
R24 = 3kΩ
R24 = 5kΩ
1
10
VIN (mVRMS )
100 200
Figure 23 : Black and White Noise Inverter
V3 (V)
4.85
White Spike Noise Clamp
4.2
Top White
3.6
White Noise Level Insertion
2.5
Black Noise Level Insertion
1.9
Top Synchronization
1.3
Black Spike Noise Clamp
t
8/10
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