BA7207 ROHM [Rohm], BA7207 Datasheet - Page 2

• Manufacturer Part Number: BA7207
• Description: SECAM chroma signal processor for VHS VCRs
• Manufacturer: ROHM [Rohm]

•
2
Video ICs
Block diagram
BA7207AS (SDIP32)
BA7207AK (SQFP44)
PALRIN
RECIN
FADJ1
FADJ2
VREG
TRAP
MUL
N.C.
N.C.
N.C.
4O
34
35
36
37
38
39
40
41
42
43
44
32
1
P
R
R
VREG
PAL SCM
FREQUENCY
BPF
P
ADJUSTER
4.3MHz
31
2
33
1
—
2
VREG
A
2
30
FREQUENCY
3
ADJUSTER
4.3MHz
BPF—A
R
2.2MHz
2.2MHz
32
BPF
2
BPF
BELL
29
4
P
P
PAL SCM
31
R
3
28
5
P
R
P
BELL
2
R
R
P
27
6
2
30
4
4.3MHz
BPF—B
26
7
LIM
29
5
4.3MHz
BPF - B
25
8
P
SYNC GATE
EQ
28
PB
6
DET
R
24
9
SYNC GATE
PB
LIM
LIM
DET
LIM
27
VCO
7
10
23
P
SCM
4
11
1.1MHz
22
PAL
26
BPF
8
SYNC GATE
P
R
CONTOROL
SYNC GATE TIMING
MODE
12
21
GENERATOR
REC
VCO
EQ
25
V
4
9
R
CC
SCM PAL
13
20
SYNC GATE
R
P
1.1MHz
24
10
REC
BPF
GENERATOR
SYNC GATE
14
19
TIMING
BA7207AS / BA7207AK
CONTROL
MODE
23
11
15
18
R
P
16
17
13
22
21
20
19
18
17
16
15
14
12
CREF3
RECH
PBIN
N.C.
BWL
N.C.
SYNCIN
N.C.
DIV
PALPIN
SGC