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IC BLOCK DIAGRAM & DESCRIPTION
IC120 TC9462F (Digital Servo Processor)
80
79
78
77
76
DVSR
81
RO
82
LPF
DVDD
83
DVR
84
LO
85
DVSL
86
TEST1
87
TEST2
88
MICON
TEST3
89
INTERFACE
BUS0
90
BUS1
91
BUS2
92
BUS3
93
VDD
94
VSS
95
BUCK
96
CCE
97
TEST4
98
TSMOD
99
RST
100
1
2
3
4
5
IC170 PT8211S (Digital to Analog Converter)
Floating
Conversion
Vcc
1
BCK
2
WS
Data Latch
3
DIN
Floating
4
GND
Conversion
Pin Name
BCK
WS
DIN
BCK
1
8
RCH
GND
WS
2
7
NC
VDD
DIN
3
6
LCH
LCH
NC
GND
4
5
VDD
RCH
75
74
73
72
71
70
69
68
1 BIT
DAC
CLOCK
GENERATOR
ADDRESS
CIRCUIT
16k RAM
CORRECTION
CIRCUIT
DIGITAL OUT
AUDIO OUT
CIRCUIT
6
7
8
9
10
11
12
13
14
OUT
+
DAC
op
-
OUT
+
op
-
OUT
+
op
-
DAC
I/O
Description
Pin No.
I
Bit Serial Clock Input Pin
I
Word Select Input Pin
I
Date Input Pin
-
Ground
Power
Positive Power Supply
O
Left Channel Output Pin
-
No Connection
O
Right Channel Output Pin
67
66
65
64
63
62
61
60
SERVO
CONTROL
DIGITAL
ROM
EQUALIZER
AUTOMATIC
ADJUSTMENT
RAM
CIRCUIT
CLV SERVO
SYNCHRONOUS
GUARANTEE
EFM DECODE
SUB CODE
DECODER
STATUS
15
16
17
18
19
20
21
22
IC410 BA3314F (Dual Pre Amplifier)
NF1
1
8
RCH
IN1
2
7
NC
GND
3
(SUB)
6
LCH
GND
4
5
VDD
1
2
5
Vcc
3
4
5
6
IN2
6
7
8
7
FILTER
- 10 -
59
58
57
56
55 54 53 52 51
PWM
D/A
+
-
A/D
+
-
+
-
DATA
SLICER
VCO
+
PLL TMAX
-
23
24
25
26
27
28
29
30
150k
-
+
ALC
+
-
150k
50
VREF
49
TRO
48
FDO
47
TEZI
46
TEI
45
TSIN
44
SBAD
43
FEI
42
RFRP
41
RFZI
40
RFCT
39
AVDD
38
RFI
37
SLCO
36
AVSS
35
VCOF
34
VCOREF
33
PVREF
32
LPFO
LPFN
31
ALC
14
NC
13
OUT 1
12
NC
11
OUT 2
10
NF2
9
NC
8
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