Pin No.
|
Mark
|
I/O
|
Function
|
1
|
DRVDD
|
I
|
Power supply for DRAM interface (Pin 2 to 19 and 80)
|
2
|
D0
|
I/O
|
DRAM data I/O signal 0
|
3
|
D1
|
I/O
|
DRAM data I/O signal 1
|
4
|
NWE
|
O
|
DRAM write enable signal
|
5
|
NRAS
|
O
|
DRAM RAS control signal
|
6
|
D2
|
I/O
|
DRAM data I/O signal 2
|
7
|
D3
|
I/O
|
DRAM data I/O signal 3
|
8
|
NCAS0
|
O
|
DRAM CAS control signal 0
|
9
|
NCAS1
|
O
|
DRAM CAS control signal 1
|
10
|
A8
|
O
|
DRAM address signal 8
|
11
|
A7
|
O
|
DRAM address signal 7
|
12
|
A6
|
O
|
DRAM address signal 6
|
13
|
A5
|
O
|
DRAM address signal 5
|
14
|
A4
|
O
|
DRAM address signal 4
|
15
|
A9
|
O
|
DRAM address signal 9
|
16
|
A0
|
O
|
DRAM address signal 0
|
17
|
A1
|
O
|
DRAM address signal 1
|
18
|
A2
|
O
|
DRAM address signal 2
|
19
|
A3
|
O
|
DRAM address signal 3
|
20
|
DVSS2
|
I
|
Ground for digital circuits
|
21
|
DVDD2
|
I
|
Power supply for digital circuits
|
22
|
SPOUT
|
O
|
Spindle motor drive signal output (absolute value output)
|
23
|
TRVP
|
O
|
Traverse drive output (positive polarity output)
|
24
|
TRVM
|
O
|
Traverse drive output (negative polarity output)
|
25
|
TRP
|
O
|
Tracking drive output (positive polarity output)
|
26
|
TRM
|
O
|
Tracking drive output (negative polarity output)
|
27
|
FOP
|
O
|
Focus drive output (positive polarity output)
|
28
|
FOM
|
O
|
Focus drive output (negative polarity output)
|
29
|
IOVDD1
|
I
|
Power supply for I/O
|
30
|
TBAL
|
O
|
Tracking balance adjustment output
|
31
|
FBAL
|
O
|
Focus balance adjustment output
|
32
|
FE
|
I
|
Focus error signal input (analog input)
|
33
|
TE
|
I
|
Tracking error signal input (analog input)
|
34
|
RFENV
|
I
|
RF envelope signal input (analog input)
|
35
|
OFT
|
I
|
Off-track signal input High : Off track)
|
36
|
NRFDET
|
I
|
RF detection signal input Low :detection)
|
37
|
BDO
|
I
|
Dropout signal input High: Dropout
|
38
|
LDON
|
O
|
Laser ON signal output High: ON
|
39
|
ARF
|
I
|
RF signal input
|
40
|
IREF
|
I
|
Reference current input
|
41
|
ADPVCC
|
I
|
Voltage input for supply voltage monitor (analog input)
|
42
|
DSLF
|
O
|
DSL loop filter
|
43
|
RFSW
|
I
|
DSL loop filter
|
44
|
PLLF
|
O
|
PLL loop filter
|
45
|
PLLFO
|
O
|
PLL loop filter
|
46
|
AVDD2
|
I
|
Power supply for analog circuits (for DSL, PLL and A/D)
|
47
|
AVSS2
|
I
|
Ground for analog circuits (for DSL, PLL and A/D)
|
48
|
OUTL
|
O
|
L-ch audio output
|
49
|
AVSS1
|
I
|
Ground for analog circuits (for audio output stage)
|
50
|
OUTR
|
O
|
R-ch audio output
|
51
|
AVDD1
|
I
|
Power supply for analog circuits (for audio output stage)
|
52
|
DVSS3
|
I
|
Ground for digital circuits
|
53
|
DVDD3
|
I
|
Power supply for digital circuit
|
54
|
TMOD2
|
I
|
Test input pin Low: Normal
|
55
|
FLAG
|
O
|
Flag signal output
|
56
|
EXT2
|
I/O
|
Expansion I/O port 2
|
57
|
EXT0
|
I/O
|
Expansion I/O port 0
|
58
|
EXT1
|
I/O
|
Expansion I/O port 1
|
59
|
IOVDD2
|
I
|
Power supply for I/O
|
60
|
TX
|
O
|
Digital audio interface output signal
|
61
|
MCLK
|
I
|
Microcontroller command clock signal input (Latches data at the rising adge)
|
62
|
MDATA
|
I
|
Microcontroller command data signal input
|
63
|
MLD
|
I
|
Microcontroller command load signal input Low: Load
|
64
|
BLKCK
|
O
|
Subcode block clock signal (f=75 Hz in normal-speed playback mode)
|
65
|
PWMSEL
|
I
|
PWM output mode selection input Low: Direct High: 3-state
|
66
|
SMCK
|
O
|
4.2336 MHz/ 8.4672 MHz clock signal output
|
67
|
SBCK
|
I/O
|
Clock input for subcode serial output
|
68
|
STAT
|
O
|
Status signal output
|
69
|
NRST
|
I
|
Reset input Low: Reset
|
70
|
SPPOL
|
O
|
Spindle motor drive signal output (polarity output)
|
71
|
PMCK
|
O
|
88.2-kHz clock signal output
|
72
|
DQSY
|
O
|
Pack signal output for CD-TEXT data
|
73
|
TXTD
|
O
|
CD-TEXT data signal output
|
74
|
TXTCK
|
O
|
External clock signal input for CD-TEXT register
|
75
|
NTEST
|
I
|
Test input pin High: Normal
|
76
|
X2
|
O
|
Crystal oscillator circuit output pin (f=16.9344 MHz, 33.8688 MHz)
|
77
|
X1
|
I
|
Crystal oscillator circuit input pin (f=16.9344 MHz, 33.8688 MHz)
|
78
|
DVSS1
|
I
|
Ground for digital circuits
|
79
|
DVDD1
|
I
|
Power supply for digital circuits
|
80
|
MON
|
O
|
Monitor for evaluation
|