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BA7207AS Datasheet(PDF) 2 Page - Rohm

Part # BA7207AS
Description  SECAM chroma signal processor for VHS VCRs
PDF  17 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BA7207AS Datasheet(HTML) 2 Page - Rohm

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2
Video ICs
BA7207AS / BA7207AK
Block diagram
30
29
28
27
26
25
24
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22
21
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18
17
32
31
3
4
5
6
7
8
9
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11
12
131415
16
12
VREG
× 2
× 2
2.2MHz
BPF
PAL
SCM
R
R
P
P
P
R
R
P
P
P
R
R
4.3MHz
BPF
A
4.3MHz
BPF - B
PB
SYNC GATE
1.1MHz
BPF
MODE
CONTOROL
REC
SYNC GATE
SYNC GATE TIMING
GENERATOR
BELL
DET
VCO
SCM PAL
÷ 4
EQ
LIM
LIM
FREQUENCY
ADJUSTER
BA7207AS (SDIP32)
BA7207AK (SQFP44)
PAL SCM
VREG
× 2
× 2
÷ 4
LIM
LIM
VCC
CREF3
RECH
PBIN
N.C.
BWL
N.C.
SYNCIN
N.C.
DIV
PALPIN
SGC
TRAP
PALRIN
VREG
N.C.
× 4O
N.C.
RECIN
N.C.
MUL
FADJ1
FADJ2
P
P
P
R
P
P
R
R
P
R
R
EQ
DET
VCO
SCM PAL
BELL
FREQUENCY
ADJUSTER
SYNC GATE
TIMING
GENERATOR
1.1MHz
BPF
2.2MHz
BPF
4.3MHz
BPF—A
4.3MHz
BPF—B
PB
SYNC GATE
REC
SYNC GATE
R
MODE
CONTROL
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
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33
11
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4
3
2
1



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