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Pin Functions
Pin Number
Designator
I/O
Functions
1
AVDD3
I
Analog Positive Power Source Pin
2
FPDIN
I
Laser Monitor Diode Contact Pin
3
FVREF
I
Reference Voltage Level Input Pin for APC
4
FPDO
I/O
Laser Monitor Output (Connect I/V conversion resistor between
FPDIN)/Laser Monitor Voltage Input
5
WREF
I
Power Setting Voltage Input for Write APC
6
VWDC
O
Laser Driver Control Output for Write
7
VWDCN
I
Laser Driver Control Amp (-) Pin for Write
8
MPP
O
Main Push-Pull Signal Output
9
TEIN
I
Input for Tracking Signal Processor
10
TE
O
Tracking Error Signal Output
11
FE
O
Focus Error Signal Output
12
BIAS
O
Bias Resistance Contact Pin. RBIAS=4.7k
Ω
13
AGND1
O
Decoupling Pin for Internal Reference Voltage
14
VREF
I/O
Decoupling Pin for Internal Reference Voltage/Reference Voltage Input Pin
15
NC(VSS)
-
16
XLAT
I
Latch Input for Register Settings
17
SDATA
I
Data Input for Register Settings
18
SCLK
I
Clock Input for Register Settings
19
MCLK
I
Main Clock Input (34.5744 MHz)
20
DVSS
I
Digital Ground Pin
21
DVDD
I
Digital Positive Power Source Pin
22
ATFG
O
ATIP FG Output (Wobble Signal after binary Operation)
23
XTOR
O
Tracking Amplitude Detection Output
24
XTAND
O
Off-Track Detection Output
25
TZC
O
Tracking Zero-Cross Detection Signal Output
26
RECD2
O
Recording Area Detection Signal 2. "H" Recorded Section, "L" Unrecorded
Section
27
RECD1
O
Recording Area Detection Signal 1. "H" Recorded section, "L" Unrecorded
Section
28
RZC
O
RF Zero-Cross Detection Signal Output
29
DECEFM
O
EFM Output after Slice (reverse)
30
XDECEFM
O
EFM Output after Slice (normal rotation)
31
GAINUP3
I
0, +18dB Switch Control Input Pin. "H" +18dB, "L" 0dB
32
GAINUP2
I
0, +18dB Switch Control Input Pin. "H" +18dB, "L" 0dB
33
GAINUP1
I
0, +18dB Switch Control Input Pin. "H" +18dB, "L" 0dB
34
SLHOLD
I
Slice Level Hold Signal Input Pin. "H" Hold
35
MPDSH
I
Sample Pulse Input for Main Beam Signal. "H" Sample, "L" Hold
36
SPDSH
I
Sample Pulse Input for Side Beam Signal. "H" Sample, "L" Hold
37
WBLSH
I
Sample Pulse Input for Wobble Signal. "H" Sample, "L" Hold
38
RFPDSH
I
Sample Pulse Input for Read APC. "H" Sample, "L" Hold
39
WFPDSH
I
Sainple Pulse Input for Write APC. "H" Sample, "L" Hold
Summary of Contents for CDR 2
Page 13: ... 13 BLOCK DIAGRAM 1 AK8563 Block Diagram ...
Page 18: ... 18 5 MN12511 Block Diagram D15 D0 NSDO VDD VSS VPP NCE NSCK NSDI CK CK OE OK R R OK ...
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Page 55: ... 58 ASIC IC 301 74 105 107 BITSTR 1 IC 301 80 86 88 107 105 74 80 86 88 ...
Page 56: ... 59 U COM IC 202 12 14 16 12 14 16 ...
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Page 76: ... 69 PCB LAYOUT CD PLAY TOP SECTION ...
Page 77: ... 70 CD PLAY BOTTOM SECTION ...
Page 78: ... 71 CD RECORD TOP SECTION CD RECORD BOTTOM SECTION ...
Page 79: ... 72 AUDIO TOP SECTION AUDIO BOTTOM SECTION ...
Page 80: ... 73 FRONT SECTION ...
Page 81: ... 74 POWER SECTION ...
Page 82: ... 75 BLOCK DIAGRAM CD RECORD SECTION ...
Page 83: ... 76 CD PLAY SECTION ...
Page 85: ... 78 WIRING DIAGRAM ...
