ch7008a Chrontel, ch7008a Datasheet - Page 16

• Manufacturer Part Number: ch7008a
• Description: Digital Pc To Tv Encoder
• Manufacturer: Chrontel

CHRONTEL
16
B U RS T
B LA N KIN G
INTERVALS
B U RS T
B LA N K IN G
620
620
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 SE = 135 R ELA TIVE TO U
P AL SW ITC H = 0, +V C O M P O N E NT
B U RS T P H AS E = R EFE R E NC E PH A SE + 90 = 225 R E LA TIV E TO U
P AL SW ITC H = 1, - V C O M P O N E N T
B U R S T P H AS E = R EFE R E NC E PH A S E = 135 R ELA TIV E TO U
P AL S W ITC H = 0, +V C O M P O N E NT
B U R S T P H AS E = R EFE R E NC E PH A S E + 90 = 225 R E LA TIV E TO U
P AL S W ITC H = 1, - V C O M P O N E N T
Figure 10: Interlaced PAL Video Timing
624
624
624
624
312
312
312
312
625
625
625
625
V SY N C
S TAR 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 ALO G
FIE LD 1
FIE LD 1
A N ALO G
A N ALO G
FIE LD 2
FIE LD 2
A N ALO G
A N ALO G
FIE LD 3
FIE LD 3
A N ALO G
A N ALO G
FIE LD 4
FIE LD 4
2
2
2
2
315
315
315
315
4
3
2
1
3
3
3
3
316
316
316
316
4
4
4
4
°
°
317
317
317
317
°
°
5
5
5
5
°
°
318
318
318
318
6
6
6
6
319
319
319
319
201-0000-027 Rev 2.8, 6/24/2004
7
7
7
7
320
320
320
320
8
8
8
8
321
321
321
321
9
9
9
9
322
322
322
322
CH7008A
10
10
10
10
323
323
323
323