
Factory Modes Timing
Signal Chart
Mode
IBM
VESA
VGA1/7OHz VGA2/70Hz VGA3/60Hz
640/72Hz 640/75Hz
800/75Hz
Timing
640X350 720X400 640X480 640X480 640X480
800x600
fH (kHz)
31.469 31.469 31.469 37.861 37.500 46.875
A
psec
31.778 31.777 31.778 26.413 26.667 21.333
B
psec
3.813 3.813 3.813
1.270
2.032 1.616
C
psec
1.907 1.907 1.907
4.064 3.810 3.232
D
psec
25.422 25.422 25.422 20.317 20.317 16.162
E
,usec 0.636 0.636 0.636 0.762 0.508 0.323
fv
(Hz)
70.086 70.087 59.940 72.809 75.000 75.000
0 msec
14.268 14.268 16.683 13.735 13.333 13.333
P msec
0.064 0.064 0.064 0.079 0.080 0.064
Q
msec
1.907
1.080 1.048 0.739 0.427 0.448
R
msec
11.122
12.711
15.253 12.678 12.800 12.800
S msec
1.176 0.413 0.318 0.237 0.027
0.021
ClockFreq.
(MHz)
25.175 28.322 25.175 31.500 31.500 49.500
Polarity
H.-Sync. Positive Negative Negative Negative Negative
Positive
V.-Sync.
Negative
Positive Negative
Negative Negative
Positive
Remark
l l l l l l
Horizontal
21
ENGLISH
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