BA7207AK 데이터 시트보기 (PDF) - ROHM Semiconductor
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BA7207AK Datasheet PDF : 17 Pages
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Video ICs
BA7207AS / BA7207AK
BA7207AK (QFP44)
1N 2
SW30b
REC OUT
1N 2
SW21
VCC
0.1µ
0.01µ
0.1µ
0.1µ
I23
A
+
47µ
VCC
OSC30
~
12
SW30a
0.01µ
27p
47µ
34
35
VREG
36
0.1µ
VCC 37
38
39
0.01µ
40
~ OSC1
41
33 32 31 30 29 28 27 26 25
VCC
LIM
PAL SCM
VREG
×2
P
2.2MHz
BPF
×2
LIM
P
R
4.3MHz
BPF—A
R
R
BELL
P
4.3MHz
BPF—B
PR
EQ
PB
SYNC GATE
1.1MHz
BPF
÷4
REC
SYNC GATE
R
P
FREQUENCY
ADJUSTER
DET
VCO
24 23
MODE
CONTROL
P
R
SYNC GATE
TIMING
GENERATOR
42
SW2
12
43
SCM PAL
3.9k
VCC
44
SW3 SW4
1 21 2
2k
2k
VR1
VR2
8.5k
8.5k
7.5k
7.5k
PB SG OUT
1
2
470
470
3
4
5
67
0.01µ
12µ
560p
SW8
10k
1 23
+
~OSC8 0.47µ
8
9
100k
10 11
33k
4700p
1N 2
1N 2
SW19
SW4b
1.5V
2.5V
0.1µ
22
21
20
0.01µ
19
SW18
1
2
18
~
OSC18
17
16
15
100p
14
SW16
1
2
SG16
13
0.01µ
12
1
SW14a SW15
2
12
~
OSC14
3.3k
VCC
AMP OUT
PB OUT
SGC
REC SG OUT
Fig. 2
11
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