ADV7191KSTZ Datasheet, PDF(8/72 Page) Analog Devices – Video Encoders with Six 10-Bit DACs and 54 MHz Oversampling

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ADV7191KSTZ Datasheet, PDF (8/72 Pages) Analog Devices – Video Encoders with Six 10-Bit DACs and 54 MHz Oversampling

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ADV7190/ADV7191

SDA

SCL

Figure 1. MPU Port Timing Diagram

CLOCK

t9 t10

t12

CONTROL

I / PS

HSYNC,

VSYNC,

BLANK

CONTROL

O / PS

PIXEL INPUT

DATA

HSYNC,

VSYNC,

BLANK,

CSO_HSO,

VSO, CLAMP

t11

t13

t14

Figure 2. Pixel and Control Data Timing Diagram

TTXREQ

t16

CLOCK

TTX

t17

t18

4 CLOCK

CYCLES

4 CLOCK

CYCLES

4 CLOCK

CYCLES

Figure 3. Teletext Timing Diagram

3 CLOCK

CYCLES

4 CLOCK

CYCLES

â8â

REV. B

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