Recommended timing
640 x 400
@
85 Hz
640x480© 85 Hz
720 x 400 © 85 Hz
Dot clock
31.5000 MHz
36.0000 MHz
35.5000 MHz
fH
37.860
kHz
43.269 kHz
37.928 kHz
D
H-Period
26.413 us ( 832dots)
23.111 us ( 832dots)
26.366 us ( 936dots)
C
H H-Blanking
6.095 us ( 192dots)
o
N
B
H-Sync width
2.032 us ( 64dots)
1.556 us ( 56dots)
2.028 us (
72dots)
o B H-Back porch
3.048 us ( 96dots)
2.222 us ( SOdots)
3.042 us ( lOSdots)
X
D
H-Active
20.317 us( 640dots)
17.778 us( 640dots)
20.282 us ( 720dots)
E
H-Front porch
1.016 us ( 32dots)
1.556 us ( 56dots)
1.014 us (
36dots)
fV
85.080 Hz
85.010 Hz
85.040 Hz
p
V-Period
ni^iaaeRmi 11.763 ms(509lines)
11.759 ms(446lines)
"5
o 19 V-Blanking
0.670 ms ( 291ines)
1.213 ms ( 46lines)
Q V-Sync width
0.079 ms (
Slices)
0.069 ms {
3lines)
Q
> la V-Back porch
1.083 ms t 41 lines)
1.107 ms ( 42lines)
B V-Active
■liljRfjlnlSlPRTilinraM 11.093 ms (480lines)
10.546 ms(400lines)
T
V-Front porch
0.023 ms (
nine)
0.026 ms (
nice)
Sync polarity (HA/)
Negative/Positive
Negative/Negative
Negative/Positive
Recommended timing
800 x 600 @ 85 Hz
1024 x 768 © 85 Hz
1152 x 900 © 66 Hz
1
Dot clock
56.2500 MHz
94.5000 MHz
92.9407 MHz
fH
53.674 kHz
68.677 kHz
61.797 kHz
—
D
H-Period
18.631 us(1048dots)
14.561 us(1376dots)
16.182 us(1504dots)
C
H-Blanking
4.409 us ( 248dots)
3.725 us ( 352dots)
3.787 us( 352dots)
o
N
B
H-Sync width
1.138 us { 64dots)
1.016 us (
96dots)
1.377 us ( 128dots)
o
B
H-Back porch
2.702 us ( 152dots)
2.201
us( 208dots)
2.098 us ( 195dots)
X
D
H-Active
14.222 us( 800dots)
10.836 us(1024dots)
12.395 us(1152dots)
E
H-Front porch
0.569 us (
32dots)
0.508 us (
48dots)
0.312 us (
29dots)
fV
85.060 Hz
85.000 Hz
65.950 Hz
p
V-Period
11.756 ms (631 lines)
11.765 ms(8081ines)
15.163 ms ( 937lines)
CQ
U
B
V-Blanking
0.578 ms ( 31 lines)
0.582 ms ( 401ines)
0.599 ms (
37lines)
B
0.056 ms (
3lines)
0.044 ms (
Slices)
0.065 ms (
4lines)
Q>
>
R
V-Back porch
0.503 ms ( 27lines)
0.524 ms ( 36lines)
0.502 ms (
31 lines)
m
V-Active
■EmssaBm
B
V-Front porch
mssasammm
0.032 ms(
2lines)
Sync polarity (H/V)
Positive/Positive
Positive/Positive
Composite