tda4474-msd ATMEL Corporation, tda4474-msd Datasheet - Page 3

• Manufacturer Part Number: tda4474-msd
• Description: Multistandard Video-if And Quasi Parallel Sound Processing
• Manufacturer: ATMEL Corporation

Rev. A2, 04-Dec-98
Pin Description
V
SW
(stand.)
V
V
V
V
V
V
C
C
V
GND
GND
i,VIF2
i,VIF2
i,VIF1
i,VIF1
i,SIF1
i,SIF1
V
R
AGC
AGC
o,vid
I
SW
top
tun
10
12
13
14
11
15
1
2
3
4
5
6
7
8
9
Figure 2. Pinning
94 8680
23
21
20
19
18
17
16
28
27
26
25
24
30
29
22
V
V
R
V
V
V
V
V
V
V
LF
C
GND
C
V
comp
o,AM
o,FM
AFC
i,SIF2
i,SIF2
S
Ref
BL
VCO
VCO
SW
SW
(L’)
10, 11
22, 23
29, 30
1, 2
6, 7
Pin
12
13
14
15
16
17
18
19
20
21
24
25
26
27
28
3
4
5
8
9
Symbol
V
V
V
V
V
C
C
V
V
R
V
GND
GND
GND
V
V
V
V
V
C
R
C
i,VIF1
i,VIF2
I
i,SIF1
o,AM
i,SIF2
LF
V
o,FM
comp
AGC
AGC
o,vid
VCO
AFC
tun
SW
SW
SW
Ref
SW
top
BL
S
SIF1 input (symmetrical)
SIF input selector switch
Ground
SIF-AGC (time constant)
VIF1 input (symmetrical)
VIF-AGC (time constant)
Ground
VIF2 input (symmetrical)
Take over point, tuner AGC
Tuner AGC output current
Video output
Standard switch
L’–/VIF input selector switch
Capacitor – black level detector
Ground
Internal reference voltage
Loop filter
AFC switch
VCO circuit
AFC output
Supply voltage
Intercarrier output
AF output – AM sound
Offset compensation
SIF2 input (symmetrical)
TDA4474
Function
3 (16)