TDA8222 查看數據表（PDF） - STMicroelectronics
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TDA8222 Datasheet PDF : 9 Pages
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TDA8222
Figure 1 : Output Signal Bandwidth on Pin 18
Vout (dB)
0
-1
-2
-3
-4
-5
-6
01
23
45
f (MHz)
67 8
Figure 3 : Volume Control Attenuation versus
Voltage on Pin 9
Attenuation (dB)
0
-10
-20
-30
-40
-50
-60
-70
-80
0
1
2
VPin 9 (V)
3
4
5
Figure 5 : Black and White Noise Inverter
V18 (V)
Figure 2 : AFC Voltage versus Input Frequency
on Pin 19
9 AFC Output Voltage (V)
8
7
6
5
4
3
2
IF Frequency
(MHz)
1
0
38.5
38.7
38.9
39.1
39.3
Figure 4 : Tuner AGC Output Current on Pin 2
Output Current (mA)
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0.1
1
Diff Input Voltage (mV)
10
4.5
White spike noise clamp
4
Top white
3.2
White noise level insertion
2.5
Black Noise level insertion
1.9
Top synchronization
1.3
Black spike noise clamp
t
7/9
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