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3 7 63 1515 0
Pin No.
Pin name
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
TE
L 13942296513
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
www
100
101
102
.
103
104
http://www.xiaoyu163.com
I/O
VREFR
O
VREF terminal(R-CH).
AOUT2
O
Line out.
AV
2
–
Power supply terminal for analog.
DD
TEST1
I
Not used (Fixed at "L").
TEST
I
Not used (Fixed at "L")..
Vss1
–
Not used (Fixed at "L").
LRMU
O
OR output of L-CH/R-CH detection flag (AND output) and system flag.
DOUT
O
Not used (OPEN)
ATSK
I/O
Not used (OPEN).
DFCT
I/O
Not used (OPEN).
FOK
I/O
Focus OK signal I/O teminal.
MIRR
I/O
Not used (OPEN).
COUT
I/O
Not used (OPEN).
C2PO
O
Not used (OPEN).
GFS
O
Not used (OPEN).
XUGF
O
Not used (OPEN).
XPCK
O
Not used (OPEN).
V
1
–
Power supply terminal for digital.
DD
PCO
O
Charge pump output for master PLL.
FILI
I
Filter input for master PLL.
FILO
O
Filter output for master PLL.
CLTV
I
VC01 contorol voltage input.
VCTL
I
VC02 contorol voltage input for wide range EFM PLL.
VPCO
O
Charge pump output for wide range EFM PLL.
AV
3
–
Ground terminal for analog.
DD
ASYO
O
EMF fullswing output.
ASYI
I
Asymmetric comparate voltage input.
BIAS
I
Asymmetric circuit current constrant input.
AV
3
–
Power supply terminal for analog.
DD
RFAC
I
EFM signal input.
AV
0
–
Power supply terminal for analog.
DD
IGEN
I
Current constant input for OP amplifier.
AVss0
–
Ground terminal for analog.
RFDC
I
RF signal input.
CE
I
E signal input.
TE
I
F signal input.
SE
I
B signal input.
FE
I
A signal input.
VC
I
Center voltage input.
Vss2
–
Digital ground terminal.
FRDR
O
Focus drive output.
FFDR
O
Focus drive output.
TRDR
O
Traking drive output.
TFDR
O
Traking drive output.
SRDR
O
Sled drive output.
SFDR
O
Sled drive output.
x
ao
y
SSTP
I
Most inside disc detection signal input.
MDS
O
Spindle drive output.
i
MDP
O
Servo contorol output for spindle moter.
C176
O
176.44kHz output.
http://www.xiaoyu163.com
D-EJ750/EJ751/EJ753/EJ755/EJ756CK/EJ758CK
8
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
Description
1 5
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8
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9 4
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9 9
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