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IC BLOCK DIAGRAM -3/3
IC, CXD2589Q
51
Clock
52
C4M
Generator
35
RF
ASYI
37
Asymmetry
ASYO
38
Corrector
BIAS
36
XPCK
48
FILO
30
Digital
FILI
31
PLL
PCO
29
CLTV
33
FOK
18
Servo
SEIN
10
Auto
Sequencer
CNIN
11
12 13 14
IC, TA8227P
25 26
27 28
47
49
54
56
OSC
EFM
demodurator
Sub Code
Processor
CPU
Interface
6
7
8
9
15 16
17
IN1
6
NF1
5
RIPPLE
9
IN2
7
NF2
8
50
Error
Corrector
Interface
16K
RAM
Digital
CLV
57 58 59
5
4
21
1
12
VCC2
VCC1
CH-1
45
30k
BIAS CIRCUIT
THERMAL SHUT DOWN
PROTECTION CIRCUIT
CH-2
45
30k
PRE-GND
4
-32-
40
42
44
62
39
41
43
55
D/A
Serial-In
Interface
Over Sampling
Digital Filter
3rd-Order
Digital
Noise Shaper
OUT
PWM
53
74
75 76
22
3
B.S.1
2
OUT1
PW-GND
11
OUT2
10
B.S.2
24
TES1
TEST
23
79
XRST
3
RMUT
2
LMUT
70
XTAI
Timing
Logic
71
XTAO
PWM
67
66
65
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