— 64 —
• VIDEO BOARD IC505 CL680T-D1 (MPEG VIDEO/AUDIO DECODER< VIDEO SIGNAL PROCESSOR)
Pin No.
1
2
3
4
5
6
7 to 9
10 to 15
16
17
18
19
20
21
22
23 to 28
29
30 to 36
37
38
39
40
41
42
43
44,45
46
47
48
49
50 to 52
67
68
69
70
71
I/O
—
—
I
I
I
I
—
I/O
—
I/O
—
I/O
—
I/O
—
I/O
I/O
—
O
O
—
O
—
O
O
O
O
—
O
—
O
O
—
O
—
—
Description
Not used (open)
Ground terminal
CD decode bit clock signal (2.8224 MHz) input from the CXD2545Q (IC101)
CD decode data input from the CXD2545Q (IC101)
CD decode L/R sampling clock signal (44.1 kHz) input from the CXD2545Q (IC101)
CD decode C2 error data input from the CXD2545Q (IC101)
Not used (open)
Two-way data bus with the program ROM (IC506) and D-RAM (IC507)
Ground terminal
Two-way data bus with the program ROM (IC506) and D-RAM (IC507)
Power supply terminal (+3.3V)
Two-way data bus with the program ROM (IC506) and D-RAM (IC507)
Ground terminal
Two-way data bus with the program ROM (IC506) and D-RAM (IC507)
Power supply terminal (+3.3V)
Two-way data bus with the program ROM (IC506) and D-RAM (IC507)
Two-way data bus with the program ROM (IC506)
Not used (open)
Chip enable signal output to the program ROM (IC506)
Write enable signal output to the D-RAM (IC507)
Ground terminal
Column address strobe signal output to the D-RAM (IC507)
Power supply terminal (+3.3V)
Row address strobe signal output to the D-RAM (IC507)
Row address strobe signal output terminal Not used (open)
Address signal output to the program ROM (IC506)
Address signal output to the program ROM (IC506) and D-RAM (IC507)
Ground terminal
Address signal output to the program ROM (IC506) and D-RAM (IC507)
Power supply terminal (+3.3V)
Address signal output to the program ROM (IC506) and D-RAM (IC507)
Address signal output to the program ROM (IC506) and D-RAM (IC507)
Address signal output to the program ROM (IC506) and D-RAM (IC507)
Reset signal input from the CD mechanism controller (IC502) “L”: reset
Fix the maximum input voltage each input terminal and in/out terminal
Ground terminal (for D/A converter)
Power supply terminal (+3.3V) (for D/A converter)
Composite video signal output terminal Not used (open)
Ground terminal (for D/A converter)
Luminance video signal output terminal
Power supply terminal (+3.3V) (for D/A converter)
Ground terminal (for D/A converter)
Pin Name
NC
VSS
CD-BCK
CD-DATA
CD-LRCK
CD-C2PO
NC
MD0 to MD5
VSS
MD6
VDD3
MD7
VSS
MD8
VDD3
MD9 to MD14
MD15
NC
MCE
MWE
VSS
CAS
VDD3
RAS0
RAS1
MA10, MA9
MA8
VSS
MA7
VDD3
MA6 to MA4
COMPOS OUT
AGND-DAC
Y-OUT
AVDD-DAC
AGND-DAC
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9
2
8
9
4
2
9
8
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9
9
2
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9
4
2
9
8
0
5
1
5
1
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6
7
3
Q
Q
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