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ADV7174/ADV7179 Chip Scale PAL/NTSC Video ... - Analog Devices

ADV7174/ADV7179 Chip Scale PAL/NTSC Video ... - Analog Devices

ADV7174/ADV7179 Chip Scale PAL/NTSC Video ... - Analog Devices

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<strong>ADV7174</strong>/<strong>ADV7179</strong><br />

TTXREQ<br />

CLOCK<br />

TTX<br />

t 16<br />

CONTROL<br />

I/PSS<br />

CONTROL<br />

O/PS<br />

t 17<br />

SDATA<br />

SCLOCK<br />

CLOCK<br />

HSYNC,<br />

FIELD/VSYNC,<br />

BLANK<br />

PIXEL INPUT<br />

DATA<br />

HSYNC,<br />

FIELD/VSYNC,<br />

BLANK<br />

t 18<br />

4 CLOCK<br />

CYCLES<br />

t 3<br />

t 2<br />

t 9<br />

t 6<br />

t 1<br />

t 7<br />

t 5<br />

Figure 2. MPU Port Timing Diagram<br />

t 10 t 12<br />

Cb Y Cr Y Cb Y<br />

t 11<br />

Rev. B | Page 8 of 52<br />

t 3<br />

t 4 t8<br />

t 13<br />

t 14<br />

Figure 3. Pixel and Control Data Timing Diagram<br />

4 CLOCK<br />

CYCLES<br />

4 CLOCK<br />

CYCLES<br />

Figure 4. Teletext Timing Diagram<br />

3 CLOCK<br />

CYCLES<br />

02980-0A-002<br />

4 CLOCK<br />

CYCLES<br />

02980-A-003<br />

02980-A-004

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