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Número de pieza
componentes Descripción
TDA4470 Ver la hoja de datos (PDF) - Temic Semiconductors
Número de pieza
componentes Descripción
Fabricante
TDA4470
Multistandard Video-IF and Quasi Parallel Sound Processing
Temic Semiconductors
TDA4470 Datasheet PDF : 16 Pages
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2
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4
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7
8
9
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Pin Description
V
i,SIF1
1
V
i,SIF1
2
28
V
i,SIF2
27
V
i,SIF2
V
sw
3
26
R
comp
GND
4
C
AGC
5
V
i,VIF
6
V
i,VIF
7
C
AGC
8
25
V
o,AM
24
V
o,FM
23 V
S
22
V
AFC
21
V
VCO
GND
9
20
V
VCO
R
top
10
I
tun
11
19
V
sw
18
LF
V
o,vid
12
17
C
Ref
V
sw
13
16 GND
V
sw
14
15
C
BL
94 8680
Figure 2. Pinning
TDA4470-M
Pin
1, 2
3
4, 9, 16
5
6, 7
8
10
11
12
13
14
15
17
18
19
20, 21
22
23
24
25
26
27, 28
Symbol
V
i
,
SIF1
V
sw
GND
C
AGC
V
i, VIF
C
AGC
R
top
I
tun
V
o,vid
V
SW
V
SW
C
bl
C
ref
LF
V
sw
V
VCO
V
AFC
V
S
V
O
,
FM
V
O, AM
R
comp
V
i, SIF2
Function
SIF1 input (symmetrical)
Input selector switch
Ground
SIF-AGC (time constant)
VIF input (symmetrical)
VIF-AGC (time constant)
Take over point, tuner AGC
Tuner AGC output current
Video output
Standard switch
L’ switch
Black level capacitor
Internal reference voltage
Loop filter
AFC switch
VCO circuit
AFC output
Supply voltage
Intercarrier output
AF output – AM sound
Offset compensation
SIF 2 input (symmetrical)
TELEFUNKEN Semiconductors
5 (16)
Rev. A2, 15-Oct-96
Preliminary Information
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