47
HCD-GPZ6/GPZ7
Pin No. Pin Name I/O Description
45 FFDR O Focus servo drive signal (+) output to the coil/motor drive
46 FRDR O Focus servo drive signal (-) output to the coil/motor drive
47 IOVDD1 - Power supply terminal (+3.3V)
48 AVDD0 - Power supply terminal (+3.3V)
49 AVSS0 - Ground terminal
50 E I E signal input from the optical pick-up block
51 F I F signal input from the optical pick-up block
52
TEI I
Tracking error signal input terminal
53
TEO O
Tracking error signal output terminal
54
FEI I
Focus error signal input terminal
55
FEO O
Focus error signal output terminal
56 VC O Middle point voltage output terminal
57 A I A signal input from the optical pick-up block
58 B I B signal input from the optical pick-up block
59 C I C signal input from the optical pick-up block
60 D I D signal input from the optical pick-up block
61 AVDD4 - Power supply terminal (+3.3V)
62 RFDCO O Not used
63 PDSENS I Not used
64 AC_SUM O RFAC summing amplifier signal output terminal
65 EQ_IN I RF equalizer circuit input terminal
66 LD O
Laser diode on/off control signal output to the automatic power control circuit
"L": laser off, "H": laser on
67
PD I
Light amount monitor input from the optical pick-up block laser diode
68 RFC
I
Equalizer cut off frequency adjustment terminal
69 AVSS4 - Ground terminal
70 RFACO O EFM signal output terminal
71 RFACI I EFM signal input terminal
72 AVDD3 - Power supply terminal (+3.3V)
73
BIAS I
Asymmetry circuit constant current input terminal
74
ASYI I
Playback EFM asymmetry comparator voltage input terminal
75
ASYO O
Playback EFM full-swing output terminal
76 VPCO O Charge pump output terminal for broad-band EFM PLL
77 VCTL I VCO2 control voltage input terminal for broad-band EFM PLL
78 AVSS3 - Ground terminal
79 CLTV I VCO1 control voltage input terminal for multiplier
80 FILO O Filter output terminal for master PLL
81 FILI I Filter input terminal for master PLL
82 PCO O Charge pump output terminal for master PLL
83 SVSS - Ground terminal
84 SVDD - Power supply terminal (+2.5V)
85
SSTB-MP3
I MP3 standby on/off control signal input terminal "L": standby
86 VDD - Power supply terminal (+2.5V)
87 VSS - Ground terminal
88
TEST1 I
For test terminal Normally fixed at "L"
89 DATA
I
CD serial data input from the system controller
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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