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Pin No.
Pin Name
123
L_CDC2PO
124
C2PO
125
L_SCOR
126
SCOR
127
COUT
128
VDD4
129
MIRR
130
DFCT
131
L_FOK
132
FOK
133
MDP
134
VSS4
135
SSTOP
136
FSTO
137
SFDR
138
SRDR
139
VDD5
140
TFDR
141
TRDR
142
FFDR
143
FRDR
144
VSS5
145
WFCK
146
WDCK
147
ASYE
148
VDD6
149
XTAI
150
XTAO
151
VSS6
152
TES1
153
TEST
154
NC
155
NC
156
AVD0
157
IGEN
158
AVS0
159
ADIO
160
RFDC
161
CE
162
TE
163
SE
164
FE
165
VC
166
VPCO
167
VCTL
168
FILO
169
FILI
170
PCO
171
CLTV
I/O
I
C2PO signal input
O
C2PO signal output
I
Sub code sink (S0 or S1) detect signal input
O
Sub code sink (S0 or S1) detect signal output
I/O
Not used (open)
—
Power supply (+2.5V)
I/O
Not used (open)
I/O
Not used (open)
I/O
Focus OK signal input/output
I/O
Focus OK signal input/output
O
Servo control signal output of spindle motor
—
Ground
I
Inner position of optical pick-up signal input
O
Not used (open)
O
Sled motor control signal output
O
Sled motor control signal output
—
Power supply (+2.5V)
O
Tracking coil control signal output
O
Tracking coil control signal output
O
Focus coil control signal output
O
Focus coil control signal output
—
Ground
O
Not used (open)
O
Not used (open)
I
Not used (Connected to +2.5V)
—
Power supply (+2.5V)
I
Crystal oscillator input (33.8688MHz)
O
Crystal oscillator output (33.8688MHz)
—
Ground
I
Not used (Connected to ground)
I
Not used (Connected to ground)
—
Not used (open)
—
Not used (Connected to ground)
—
Power supply (+2.5V)
I
OP AMP current constant setting input
—
Ground
O
Not used (open)
I
RF signal input
I
center servo analog signal input
I
Tracking error signal input
I
Sled error signal input
I
Focus error sigunal input
I
Center voltage signal input
O
EFM PLL charge pump output
I
EFM PLL charge pump input
O
Master PLL filter output
I
Master PLL filter input
O
Master PLL change pump output
I
VCO1 control signal input
Description
HCD-XGV50
51
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