TDA8213 Просмотр технического описания (PDF) - STMicroelectronics
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TDA8213 Datasheet PDF : 8 Pages
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TDA8213
TEST CIRCUIT
9V
VIF
Input
38.9 MHz
M = 100 %
R = 10 %
AMDSB
9VDC
10µF
10µH
100nF
3
10nF
5
4
200
Ω
4
6
10 nF
7
8
AUDIO L
SIGNAL
WITHOUT
DEEMPHASIS
IoT
A
V1TUN
100nF
C
B
220Ω
6.2 Vz
SW1
2.2kΩ
100Ω
10kΩ 1µF
1.8kΩ
180Ω
Q=80
38.9MHz
47pF
2
1
20 19
18
38.9 MHz
Q=80
9V
TDA 8213
10nF
16
100kΩ
47 pF
15
47 0nF
D
AFC
Out
100kΩ
14
12
9
17
10
11
27pF
100nF
4.7µH 100pF
5.5MHz
Q > 40
100nF
E
Video
Out 1
47nF
I
AUDIO OUTPUT
WITH DEEMPHASIS
33nF
Volume
control
50Ω
FM Input
F
Video
Out 2
Figure 1 : Output Signal Bandwidth without
Video peaking
VOUT (dB)
Figure 2 : Output Signal Bandwidth with Video
peaking
VOUT (dB)
0
-3
-6
-9
-12
-15
F (MHz)
0
2
4
6
8
10
0
-3
-6
-9
-12
-15
F (MHz)
0
2
4
6
8
10
4/8
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