CS7654 Просмотр технического описания (PDF) - Cirrus Logic

Номер в каталоге

Компоненты Описание

Список матч

CS7654

CCD Color-Space Processor with Analog Output

Cirrus Logic 

CS7654

Mode

NTSC

PAL

NTSC Progressive-Scan

PAL Progressive-Scan

Field

1, 3; 2, 4

1, 3, 5, 7; 2, 4, 6, 8

NA

NA

Table 3. Vertical Timing

NTSC Vertical Timing (odd field)

Line

HSYNC

3

4

5

6

7

VSYNC

FIELD

Active Lines

22-261; 285-524

23-310; 336-623

22-261

23-310

8

9

10

NTSC Vertical Timing (even field)

Line

HSYNC

264

265

266

267

268

269

270

271

VSYNC

FIELD

PAL Vertical Timing (odd field)

Line

HSYNC

265

1

2

3

4

5

6

7

VSYNC

FIELD

PAL Vertical Timing (even field)

Line

HSYNC

311

312

313

314

315

316

317

318

VSYNC

FIELD

Figure 4. Vertical Timing

NTSC Interlaced

The CS7654 supports analog NTSC-M, NTSC-J

and PAL-M modes where there are 525 total lines

per frame and two fixed 262.5-line fields per frame

and 30 total frames occurring per second. NTSC in-

terlaced vertical timing is illustrated in Figure 5.

Each field consists of one line for closed caption,

240 active lines of video, plus 21.5 lines of blank-

ing.

17

Share Link: