Timing

Parameter

VESA

640

480

60Hz

VESA

640

480

75Hz

DOS

720

400

70Hz

VESA
800

600

60 Hz

VESA

800

600

75Hz

VESA

1024

768

60Hz

VESA

1024

768

75Hz

VESA

1280

1024

75 Hz

VESA

1600

1200

60Hz

VESA

1600

1200

75Hz

Units

Pixel Timing

39.7

31.7

35.28

25.0

20.2

15.4

12.7

7.4

6.2

4.9

nSec

Horiz. Visible

640

640

720

800

800

1024

1024

1280

1600

1600

Dots

Horiz. Total

800

840

900

1056

1056

1344

1312

1688

2160

2160

Dots

Horiz. Front Porch

8

16

18

40

16

24

16

16

64

64

Dots

Horiz. Sync

96

64

108

128

80

136

96

144

192

192

Dots

Horiz. Back Porch

40

120

54

88

160

160

176

248

304

304

Dots

Vert. Visible

480

480

400

600

600

768

768

1024

1200

1200

Lines

Vert. Total

525

500

449

628

625

806

800

1066

1250

1250

Lines

Vert. Front Porch

2

1

12

1

1

3

1

1

1

1

Lines

Vert. Sync

2

3

2

4

3

6

3

3

3

3

Lines

Vert. Back Porch

25

16

35

23

21

29

28

38

46

46

Lines

Horiz. Frequency

31.469

37.5

31.47

37.879

46.875

48.363

60.023

79.976

75.0

93.750

kHz

Vert. Frequency

59.940

75

70

60.317

75

60.004

75.029

75.025

60.0

75

Hz

Vert. Sync Polarity

-

-

+

+

+

-

+

+

+

+

TTL

Horiz. Sync Polarity

-

-

-

+

+

-

+

+

+

+

TTL