ADV7511W HARDWARE USER’S GUIDE
Rev.A
Page 4
of 45
Rev A
6.4.4
4:2:2 to 4:4:4 and 4:4:4 to 4:2:2 Conversion Block ................................................................................................................... 36
6.5 DDC Controller .................................................................................................................................................................................. 36
6.6 Inter-IC Communications (I2C) ...................................................................................................................................................... 36
6.6.1 Two-Wire Serial Control Port ................................................................................................................................................... 36
6.6.2 Data Transfer via I2C .................................................................................................................................................................. 37
6.6.3 Serial Interface Read/Write Examples ...................................................................................................................................... 38
6.7 Power Domains ................................................................................................................................................................................... 39
6.7.1 Power Supply Sequencing .......................................................................................................................................................... 40
6.7.2 Power Consumption ................................................................................................................................................................... 40
Section 7: PCB Layout Recommendations ...................................................................................................................................................... 41
7.1 Power Supply filtering ........................................................................................................................................................................ 41
7.2 Video Clock and Data Inputs ............................................................................................................................................................ 42
7.3 Audio Clock and Data Inputs ........................................................................................................................................................... 42
7.4 SDA and SCL ....................................................................................................................................................................................... 42
7.5 DDCSDA and DDCSCL .................................................................................................................................................................... 42
7.6 Current Reference Pin: R_EXT ......................................................................................................................................................... 43
7.7 CEC Implementation ......................................................................................................................................................................... 43
Section 8: Glossary .............................................................................................................................................................................................. 45
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