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3 7 63 1515 0
Pin No.
Pin Name
83
ADRT
84
ADRB
85
SE
86
TE
87
AVD2
88
AVS2
89
DCHG
90
APC
91
ADFG
92
VDIO1
93
VSIO1
94
F0CN
95
VDC3
96
VSC3
97
XLRF
98
CKRF
99
DTRF
100
APCR
101
LDDR
102
TRDR
103
TFDR
104
FFDR
105
FRDR
106
FS4
TE
107
SRDR
L 13942296513
108
SFDR
109
SPRD
110
SPFD
111
FGIN
112~114
TST(1~3)
115
EFMO
116
VDIO2
117
VSIO2
118
VDC4
119
VSC4
120
MDDT1
6-7 MD RF AMP : CXA2523AR (X33, IC2)
Port No.
Port Name
1
I
2
J
3
VC
4~7
A~D
8, 9
E, F
10
PD
11
APC
12
APCREF
www
13
GND
14
TEMP I
15
TEMP R
16
SWDT
.
17
SCLK
18
XLAT
19
XSTBY
CIRCUIT DESCRIPTION
I/O
I
Voltage input for the upper limit of the A/D converter operating range.
I
Voltage input for the lower limit of the A/D converter operating range.
I
Sled error signal input.
I
Tracking error signal input.
-
Analog power supply.
-
Analog GND.
I
Connect to the low-impedance power supply.
I
Error signal input for laser digital APC.
I
ADIP binary FM signal input.
-
I/O power supply.
-
I/O GND.
O
Current source setting output for RF amplifier.
-
CORE power supply.
-
CORE GND.
O
Control latch signal output for RF amplifier.
O
Control clock signal output for RF amplifier.
O
Control data signal output for RF amplifier.
O
Reference PWM output for laser APC.
O
PWM output for laser digital APC.
O
Tracking servo drive PWM output (-).
O
Tracking servo drive PWM output (+).
O
Focus servo drive PWM output (+).
O
Focus servo drive PWM output (-).
O
4Fs output.
O
Sled servo drive PWM output (-).
O
Sled servo drive PWM output (+).
O
Spindle servo drive output. (PWM (-) or polarity)
O
Spindle servo drive output. (PWM (+) or PWM absolute value)
I
Spindle CAV servo FG input.
I
Test. Connect to GND.
O
Low during playback. EFM (encoding data) output during recoding.
-
I/O power supply.
-
I/O GND.
-
CORE power supply.
-
CORE GND.
I
MD DATA mode 1 switching input.
I/O
I
RF signal (I) input.
I
RF signal (J) input.
O
Center voltage input.
I
Current input pin of main beam servo signal (A~D).
I
Current input pin of main beam servo signal (E,F).
I
APC amplifier input.
O
Laser APC output.
I
Reference voltage input for laser power setting.
-
GND
I
Temperature sensor connection pin.
x
ao
u163
y
I
Temperature sensor connection pin (outputs reference voltage).
I
Control data signal input from DSP (IC1).
i
I
Control clock signal input from DSP (IC1).
I
Control latch signal input from DSP (IC1).
I
Standby setting pin.
RD-HD5MD/HD7
2 9
8
Pin Description
Q Q
3
6 7
1 3
1 5
(Low : normal mode, High : MD-DATA mode 1)
Description
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
Active
H
m
Normal ope.
Standby
9 9
9 9
L
Latch
15
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