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52
HCD-CPZ1
Pin No.
Pin Name
I/O
Description
45
FFDR
O
Focus setvo 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 iuput from the optical pick-up block
58
B
I
B signal input from the optical pick-up block
59
C
I
C signal iuput 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
O
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
Playback EFM full-swing output terminal
Charge pump output terminal for broad-band EFM PLL
VCO2 control voltage input terminal for broad-band EFM PLL
VCO1 control voltage input terminal for multiplier
Filter output terminal for master PLL
Filter input terminal for master PLL
Charge pump output terminal for master PLL
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
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