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IC BLOCK DIAGRAM -2/3
QQ
3 7 63 1515 0
IC, TC94A14FA
48
47
DV
49
SS3A
RO
50
DV
51
DD3
LPF
DVR
52
LO
53
DV
54
SS3B
ZDET
55
V
56
SS5
BUS0
57
BUS1
58
TE
L 13942296513
BUS2
59
BUS3
60
BUCK
61
/CCE
62
/RST
63
V
64
DD5
1
2
www
.
http://www.xiaoyu163.com
46
45
44
43
42
CLOCK
GENERATOR
1-bit
DAC
ADDRESS
CIRCUIT
16 k
RAM
AUDIO
DIGITAL
OUTPUT
OUTPUT
3
4
5
6
7
x
ao
y
i
http://www.xiaoyu163.com
8
41
40
39
38
PWM
ROM
SERVO
CONTROL
RAM
CLV SERVO
Q Q
3
6 7
1 3
SYNC.SIGNAL
PROTECT
EFM DEMOD.
SUBCORD
DEMOD.
8
9
10
11
u163
.
-25-
2 9
9 4
2 8
37
36
35
34
D/A
A/D
DATA
SLICER
1 5
0 5
8
2 9
9 4
VCO
PLL
TMAX
12
13
14
15
m
co
9 9
33
32
TEZI
31
TEI
30
SBAD
FEI
29
28
RFRP
27
RFZI
26
RFCT
25
AV
DD3A
24
RFI
23
SLCO
2 8
9 9
AV
22
SS3
21
VCOF
20
PV
REF
19
LPFO
18
LPFN
17
TMAX
16
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