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9. CCD OUTPUT WAVEFORM TIMING CHART
( 1 ) Horizontal Output Waveform Timing Chart
132 clk
31 clk
72 clk
16 clk
2 clk
7 clk
40.7 ns
LVAL,
DVAL
CCD
output signal
Pixel
Clock
4
clk
Optical black
portion
Total effective pixels 659 clk
Horizontal blanking interval 132 clk
Optical black
portion
Horizontal transfer
stop interval
Dummy
pixels
(5.38µs)
(5.38 µs)
Output video interval 648 clk
(26.4 µs)
One horizontal scan interval 780 clk
(31.8 µs)
CLK=40.74nsec
(24.5454MHz)
RGB data
1
2
493
494
5251234512345678
1
2
1 234512345678496 525
20H
525H
(636 µs)
LVAL,
DVAL
FVAL
CCD
output signal
Dummy pixels
Optical black
portion
Dumm
494H
y pixels
Optical black
portion
Optical black
portion
Video output
RGB data
52
5
5
2
5
525
425
3
25
225
1
2
5
025
91
5
815
715
6
1
5
515
415
1
2
3
4
5
6
7
8
9
0
1
11
2
1
3
1
41
51
6
1
7
1
8
1
91
02
12
1
2
3
4
5
6
7
8
9
01
1
1
2
1
31
4
1
51
61
71
81
91
02
12
( 2 ) Vertical Output Waveform Timing Chart
06.11.30, 3:44 PMPage 33