ADV7178KS Analog Devices Inc, ADV7178KS Datasheet - Page 20

• Manufacturer Part Number: ADV7178KS
• Manufacturer: Analog Devices Inc

Specifications of ADV7178KS

• Adc/dac Resolution: 9b
• Screening Level: Commercial
• Package Type: MQFP
• Pin Count: 44
• Lead Free Status / RoHS Status: Not Compliant

ADV7177/ADV7178
Mode 1: Slave Option HSYNC , BLANK , FIELD
Timing Register 0 TR0 = X X X X X 0 1 0
In this mode, the ADV7177/ADV7178 accepts horizontal SYNC and odd/even FIELD signals. A transition of the FIELD input when
HSYNC is low indicates a new frame, that is, vertical retrace. The BLANK signal is optional. When the BLANK input is disabled, the
ADV7177/ADV7178 automatically blank all normally blank lines. Mode 1 is illustrated in Figure 18 (NTSC) and Figure 19 (PAL).
HSYNC
BLANK
HSYNC
BLANK
FIELD
FIELD
HSYNC
BLANK
FIELD
HSYNC
BLANK
FIELD
260
522
DISPLAY
309
DISPLAY
DISPLAY
622
261
DISPLAY
523
310
623
262
524
311
263
ODD FIELD
525
624
EVEN FIELD
312
264
ODD FIELD
1
625
EVEN FIELD
313
265
EVEN FIELD
2
ODD FIELD
1
EVEN FIELD
266
314
3
2
Figure 18. Timing Mode 1 (NTSC)
Figure 19. Timing Mode 1 (PAL)
ODD FIELD
267
4
315
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3
268
5
316
VERTICAL BLANK
VERTICAL BLANK
269
4
VERTICAL BLANK
6
317
VERTICAL BLANK
270
7
5
318
271
8
6
319
272
9
7
273
320
10
274
11
21
334
22
283
20
335
DISPLAY
284
23
21
DISPLAY
336
DISPLAY
DISPLAY
285
22