ch7009b Chrontel, ch7009b Datasheet - Page 18

• Manufacturer Part Number: ch7009b
• Description: Ch7009 Dvi / Tv Output Device
• Manufacturer: Chrontel

CHRONTEL
18
B U RS T
B LA N K IN G
INTERVALS
B U R S T
B LA N K IN G
62 0
62 0
620
620
308
308
308
308
621
621
621
621
309
309
309
309
622
622
622
622
310
310
310
310
623
623
623
623
311
311
311
311
B U RS T P H AS E = R EFE R E NC E PH A S E = 135 R EL A TIVE TO U
P AL SW ITC H = 0, +V C O M P O N E N T
B U RS T P H AS E = R EFE R E NC E PH A S E + 90 = 225 R E LA TIV E T O U
P AL SW ITC H = 1, - V C O M P O N E N T
B U R S T P H A S E = R E FE R E N C E P H A S E = 135 R E LA TIVE TO U
P A L SW IT C H = 0, + V C O M P O N E N T
B U R S T P H A S E = R E FE R E N C E P H A S E + 90 = 225 R E LA TIV E TO U
P A L SW IT C H = 1, - V C O M P O N E N T
624
624
Figure 10. Interlaced PAL Video Timing
624
624
312
312
312
312
625
625
625
625
V S Y N C
S T AR T
V SY N C
S TA R T
313
313
313
313
O F
O F
1
1
1
1
314
314
314
314
A N ALO G
A N A LO G
FIE LD 1
FIE LD 1
A N ALO G
A N A LO G
FIE LD 2
FIE LD 2
A N A LO G
A N ALO G
FIE LD 3
FIE LD 3
A N A LO G
A N ALO G
FIE LD 4
FIE LD 4
2
2
2
2
315
315
315
315
3
1
2
4
3
3
3
3
316
316
316
316
4
4
4
4
°
°
317
3 17
317
3 17
°
°
5
5
5
5
°
°
318
3 18
318
3 18
6
6
6
6
201-0000-035 Rev 3.31, 11/4/2004
319
319
31 9
31 9
7
7
7
7
320
320
32 0
32 0
8
8
8
8
321
321
321
321
9
9
9
9
322
322
322
322
CH7009B
10
10
10
10
323
323
323
323