ADV7171_15 Datasheet, PDF(9/64 Page) Analog Devices – Digital PAL/NTSC Video Encoder with 10-Bit

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ADV7171_15 Datasheet, PDF (9/64 Pages) Analog Devices – Digital PAL/NTSC Video Encoder with 10-Bit

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TIMING DIAGRAMS

SDATA

SCLOCK

Figure 2. MPU Port Timing Diagram

ADV7170/ADV7171

CLOCK

CONTROL

I/PS

HSYNC,

FIELD/VSYNC,

BLANK

PIXEL INPUT

DATA

HSYNC,

CONTROL

O/PS

FIELD/VSYNC,

BLANK

t9 t10

t12

t11

t13

t14

Figure 3. Pixel and Control Data Timing Diagram

TTXREQ

CLOCK

t16

t17

TTX

t18

4 CLOCK

CYCLES

4 CLOCK

CYCLES

4 CLOCK

CYCLES

Figure 4. Teletext Timing Diagram

3 CLOCK

CYCLES

4 CLOCK

CYCLES

Rev. C | Page 9 of 64

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