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ADV7172KST Datasheet(PDF) 17 Page - Analog Devices

Part # ADV7172KST
Description  Digital PAL/NTSC Video Encoder with Six DACs 10 Bits, Color Control and Enhanced Power Management
PDF  59 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADV7172KST Datasheet(HTML) 17 Page - Analog Devices

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ADV7172/ADV7173
–17–
REV. A
Mode 0 (CCIR–656): Master Option
(Timing Register 0 TR0 = X X X X X 0 0 1)
The ADV7172/ADV7173 generates H, V and F signals required for the SAV (Start Active Video) and EAV (End Active Video)
Time Codes in the CCIR656 standard. The H bit is output on the
HSYNC pin, the V bit is output on the BLANK pin and the F bit
is output on the FIELD/
VSYNC pin. Mode 0 is illustrated in Figure 24 (NTSC) and Figure 25 (PAL). The H, V and F transitions
relative to the video waveform are illustrated in Figure 26.
522
523
524
525
1
2
3
4
5
67
8
9
10
11
20
21
22
DISPLAY
DISPLAY
VERTICAL BLANK
ODD FIELD
EVEN FIELD
H
V
F
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
283
284
285
ODD FIELD
EVEN FIELD
DISPLAY
DISPLAY
VERTICAL BLANK
H
V
F
Figure 24. Timing Mode 0 (NTSC Master Mode)
622
623
624
625
1
2
3
4
5
67
21
22
23
DISPLAY
DISPLAY
VERTICAL BLANK
H
V
F
ODD FIELD
EVEN FIELD
309
310
311
312
314
315
316
317
318
319
320
334
335
336
DISPLAY
DISPLAY
VERTICAL BLANK
H
V
F
ODD FIELD
EVEN FIELD
313
Figure 25. Timing Mode 0 (PAL Master Mode)



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