UX-Z7MDR
1-56 (No.22042)
51
D3
I/O External DRAM data bus.
52
MDDTI
I
MD-DATA mode 1 switching input. (Low : normal mode ; high : MD-DATA mode 1)
53
ASYO
O Playback EFM full-swing input. (Low : vss ; high : Vdd)
54
ASYI
I
Playback EFM comparator slice voltage input.
55
AVDD
-
Analog power supply.
56
BIAS
I
Playback EFM comparator bias current input.
57
RFI
I
Playback EFM RE signal input.
58
AVSS
-
Analog ground.
59
PCO
O Phase comparison output for master PLL of playback digital PLL and recording EFM PLL.
60
FILI
I
Filter input for master PLL of playback digital PLL and recording EFM PLL.
61
FILO
O Filter output for master PLL of playback digital PLL and recording EFM PLL.
62
CLTV
I
Internal VCO control voltage input for master PLL of playback digital EFM PLL and
recording EFM PLL.
63
PEAK
I
Peak hold signal input for quantity of light.
64
BOTM
I
Bottom hold signal input for quantity of light.
65
ABCD
I
Signal input for quantity of light.
66
FE
I
Focus error signal input. Auxillary input 1.
67
AUXI
I
Auxillary input 1.
68
VC
I
Center voltage input.
69
ADIO
I
Monitor output for A / D converter input signal.
70
AVDD
-
Analog power supply.
71
ADRT
I
Voltage input for the upper limit of the A / D converter operating range.
72
ADRB
I
Voltage input for the lower limit of the A / D converter operating range.
73
AVSS
-
Analog ground.
74
SE
I
Sled error signal input.
75
TE
I
Tracking error signal input.
76
DCHG
I
Connect to he low-inpedance power supply.
77
APC
I
Error signal input for laser digital APC.
78
ADFG
I
ADIP binary FM signal (22.05 +/- 1kHz) input.
79
F0CNT
O CXA2523 current source setting output.
80
XLRF
O CXA2523 control latch output. Latched at the falling edge.
81
CKRF
O CXA2523 control shift clock output.
82
DTRF
O CXA2523 control data output.
83
APCREF
O Reference PWM output for laser APC.
84
LDDR
O PWM output for laser digital APC.
85
TRDR
O Tracking servo drive PWM output. (-)
86
TFDR
O Tracking servo drive PWM output. (+)
87
DVDD
-
Digital power supply.
88
FFDR
O Focus servo drive PWM output. (+)
89
FRDR
O Focus servo drive PWM output. (-)
90
FS4
O 4Fs output. (176.4kHz)
91
SRDR
O Sled servo drive PWM output. (-)
92
SFDR
O Sled servo drive PWM output. (+)
93
SPRD
O Spindle servo drive output. (PWM (-) or polarity)
94
SPFD
O Spindle servo drive output. (PWM (+) or PWM absolute value)
95
FGIN
I
Spindle CAV servo FG input.
96
TEST1
I
Test pin. Connect to GND.
97
TEST2
I
Test pin. Connect to GND.
98
TEST3
I
Test pin. Connect to GND.
99
DVSS
-
Digital ground.
100
EFMO
O Low when playback ; EFM (encoded data) output when recording.
Pin No.
Symbol
I/O
Function
