CH7008A-T ETC, CH7008A-T Datasheet - Page 41

• Manufacturer Part Number: CH7008A-T
• Description: Digital PC to TV Encoder Features
• Manufacturer: ETC

Register Descriptions (continued)
When the CH7008 is operating in the master clock mode, the tables below should be used to set the FSCI registers.
When using these values, the ACIV bit in register 21H should be set to “0” and the CFRB bit in register 06H should
be set to “1”.
When the CH7008 is operating in the slave clock mode, the ACIV bit in register 21H should be set to “1” and the
CFRB bit in register 06H should be set to “0”.
*Note: For reduced cross-color and cross-luminance artifacts, a value of 488,265,597 can be used with CFRB = "0"
CHRONTEL
Table 24. FSCI Values (525-Line Modes)
Table 25. FSCI Values (625-Line Modes)
201-0000-027 Rev 2.2, 9/30/99
Mode
Mode
10
11
12
16
17
18
22
23
24
26
13
14
15
19
20
21
25
2
3
6
7
0
1
4
5
8
9
& ACIV = "0".
“Normal Dot Crawl”
763,363,328
623,153,737
574,429,782
463,962,517
646,233,505
516,986,804
452,363,454
623,153,737
545,259,520
508,908,885
521,957,831
469,762,048
428,554,851
569,408,543
“Normal Dot Crawl”
NTSC
488,262,757*
806,021,060
644,816,848
601,829,058
485,346,014
677,057,690
537,347,373
806,021,060
644,816,848
537,347,373
645,499,916
528,951,320
705,268,427
PAL
“No Dot Crawl”
5165,988,968
763,366,524
623,156,346
574,432,187
463,964,459
646,236,211
452,365,347
623,156,346
545,261,803
508,911,016
521,960,016
469,764,015
438,556,645
569,410,927
NTSC
“Normal Dot Crawl”
651,209,077
520,967,262
486,236,111
392,125,896
547,015,625
434,139,385
651,209,077
520,967,262
434,139,385
521,519,134
427,355,957
394,482,422
569,807,942
PAL-N
“Normal Dot Crawl”
762,524,467
622,468,953
573,798,541
463,452,668
645,523,358
516,418,687
451,866,351
622,468,953
544,660,334
508,349,645
521,384,251
469,245,826
428,083,911
568,782,819
PAL-M
CH7008A
41