
Preset timing*
Reservation timing**
VESA 1024x768 at 75 Hz
VGA 640x480 at 60 Hz
VESA 640x480 at 75 Hz
Dot clock
78.7500 MHz
25.1750 MHz
31.5000 MHz
cB
c
о
N
0
1
fH
60.0203 kHz
31.469 kHz
37.500 kHz
A
H-Period
16.660 us (1312dots)
31.778 us { 800 dots)
26.667 us ( 840dots)
F
H-Blanking
3.657 us ( 288dots)
6.356 us (160 dots)
6.349 us ( 200dots)
В
H-Sync width
1.219 us ( 96dots)
3.813 us ( 96 dots) 2.032 us ( 64dots)
C
H'Back porch
2.235 us ( 176dots)
1.907 us ( 48 dots) 3.810 us ( 120dots)
D
H'Active
13.003 us (1024dots)
25.422 us ( 640 dots) 20.317 us ( 640dots)
E
H'Front porch
0.203 us( 16dots)
0.636 us ( 16 dots) 0.508 us ( 16dots)
75
о
■ C
Ф
>
fV
75.029 Hz
59.940 Hz 75.000 Hz
P
V-Period
13.328 ms (eoolines)
16.683 ms (525 lines)
13.333 ms (SOOlines)
U
V-Blanking
0.533 ms ( 32lines)
1.430 ms ( 45 lines)
0.533 ms ( 20lines)
Q
V-Sync width
0.050 ms ( 3lines)
0.064 ms ( 2 lines)
0.080 ms ( 3lines)
R V-Back porch
0.466 ms ( 28lines)
1.049 ms ( 33 lines) 0.427 ms ( leiines)
S
V-Active
12.795 ms(768lines)
15.253 ms (480 lines)
12.800 ms (480lines)
T V-Front porch
0.017 ms ( nine)
0.318 ms (10 lines)
0.027 ms ( nine)
Sync polarity (H/V)
Positive/Positive
Negative/Negative Negative/Negative
Reservation timing**
VESA 800x600 at 75 Hz
MAC (16‘) 832 x 624 at 75 Hz*"
VESA 1024x768 at 70 Hz
Dot clock
49.5000 MHz
57.2832 MHz
75.0000 MHz
«
c
о
_N
О
X
fH 46.875 kHz
49.725 kHz
56.476 kHz
A
H-Period
21.333 us (1056 dots)
20.111 us(1152dots)
17.707 us (1328dots)
F
H-Blanking
5.172 us (256 dots)
5.587 us ( 320dots)
4.053 us ( 304dots)
В H-Sync width 1.616 us ( 80 dots)
1.117 us ( 64dots)
1.813 us ( 136dots)
C
H-Back porch
2.232 us ( 160 dots)
3.910 us ( 224dots)
1.920 us ( 144dots)
D
H-Active
16.162 us (800 dots)
14.524 us ( 832dots)
13.653 us (1024dots)
E
H-Front porch
0.323 us ( 16 dots)
0.559 US ( 32dots)
0.320 us ( 24dots)
s
t;
Ф
>
fV
75.000 Hz
74.550 Hz
70.069 Hz
P
V-Period
13.333 ms (625 lines)
13.414 ms ( 667lines)
14.272 ms (806lines)
U
V-Blanking
0.533 ms ( 25 lines)
0.865 ms ( 43lines)
0.673 ms ( 38lines)
Q
V-Sync width 0.064 ms ( 3 lines)
0.060 ms ( 3tines)
0.106 ms { 6lines)
R
V-Back porch
0.448 ms ( 21 lines)
0.784 ms ( 39iines)
0.513 ms ( 29lines)
S
V-Active 12.800 ms (600 lines)
12.549 ms ( 624lines)
13.599 ms (768lines)
T
V-Front porch
0.021 ms ( 1 line )
0.020 ms ( nine )
0.053 ms ( 3lines)
Sync polarity (H/V) Positive/Positive
Negative/Negative
Negative/Negative
Reservation timing**
Recommended timing
VESA 1024x768 at 75 HzVESA 1280x1024 at 60 Hz
640x350 at 84 Hz
Dot clock
80.0000 MHz 108.0000 MHz 31.5000 MHz
cd
c
о
N
•c
О
X
fH 60.241 kHz 63.981 kHz 37.861 kHz
A
H-Period 16.600 us (l328dots) 15.630 us (l688dots)
26.413 us ( 832dots)
F
H-Blanking
3.800 us ( 304dots)
3.778 us ( 408dots)
6.095 us ( 192dots)
В
H-Sync width
1.200 us ( 96dots)
1.037 us ( 112dots) 1.270 us ( 40dots)
c H-Back porch
2.200 us ( 176dots)
2.296 us ( 248dots) 4.063 us ( 128dots)
D
H-Active
12.800 us (1024dots)
11.852 us(1280dots)
20.317 us ( 640dots)
E
H-Front porch 0.400 us ( 32dots)
0.444 us ( 48dots) 0.762 us ( 24dots)
75
о
■С
ф
>
fV
74.926 Hz
60.020 Hz 84.1350 Hz
P
V-Period
13.346 ms (804lines)
16.661 ms (1066iines) 11.886 ms (450lines)
U
V-Blanking
0.598 ms ( 36lines)
0.656 ms ( 42lines)
2.641 ms ( lOOlines)
Q
V-Sync width
0.050 ms ( 3lines)
0.047 ms ( 3lines)
0.079 ms ( 3lines)
R
V-Back porch
0.498 ms ( 30lines)
0.594 ms ( 38lines) 1.638 ms ( 62lines)
S
V-Active
12.749 ms (768lines)
16.005 ms (1024lines)
9.244 ms (350lines)
T
V-Front porch
0.050 ms ( 31ines)
0.016 ms ( nine )
0.924 ms ( 35lines)
Sync polarity (H/V) Negative/Negative Positive/Positive Positive/Negative
* Factory Presets have exact size & centering.
** Factory Reservation have approximate size & centering.
*** Requires the use of Optional MAC Adapter UNIMAC-82D
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