Datasheet

ADV7342/ADV7343 Data Sheet
Rev. | Page 2 of 108
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Revision History ............................................................................... 4
General Description ......................................................................... 5
Functional Block Diagram .............................................................. 6
Specifications ..................................................................................... 7
Power Supply and Voltage Specifications .................................. 7
Voltage Reference Specifications ................................................ 7
Input Clock Specifications .......................................................... 7
Analog Output Specifications ..................................................... 8
Digital Input/Output Specifications—3.3 V ............................. 8
Digital Input/Output Specifications—1.8 V ............................. 8
Digital Timing Specifications—3.3 V ........................................ 9
Digital Timing Specifications—1.8 V ...................................... 10
MPU Port Timing Specifications ............................................. 11
Power Specifications .................................................................. 11
Video Performance Specifications ........................................... 12
Timing Diagrams ............................................................................ 13
Absolute Maximum Ratings .......................................................... 20
Thermal Resistance .................................................................... 20
ESD Caution ................................................................................ 20
Pin Configuration and Function Descriptions ........................... 21
Typical Performance Characteristics ........................................... 23
MPU Port Description ................................................................... 28
I
2
C Operation .............................................................................. 28
Register Map Access ....................................................................... 30
Register Programming ............................................................... 30
Subaddress Register (SR7 to SR0) ............................................ 30
Input Configuration ....................................................................... 48
Standard Definition Only .......................................................... 48
Enhanced Definition/High Definition Only .......................... 49
Simultaneous Standard Definition and Enhanced
Definition/High Definition ....................................................... 49
Enhanced Definition Only (at 54 MHz) ................................. 50
Output Configuration .................................................................... 51
Design Features ............................................................................... 52
Output Oversampling ................................................................ 52
HD Interlace External
P_HSYNC
and
P_VSYNC
Considerations ............................................................................ 53
ED/HD Timing Reset ................................................................ 53
SD Subcarrier Frequency Lock ................................................. 53
SD VCR FF/RW Sync ................................................................ 54
Vertical Blanking Interval ......................................................... 54
SD Subcarrier Frequency Control ............................................ 54
SD Noninterlaced Mode ............................................................ 54
SD Square Pixel Mode ............................................................... 55
Filters ............................................................................................ 56
ED/HD Test Pattern Color Controls ....................................... 57
Color Space Conversion Matrix ............................................... 57
SD Luma and Color Scale Control ........................................... 59
SD Hue Adjust Control .............................................................. 59
SD Brightness Detect ................................................................. 59
SD Brightness Control ............................................................... 59
SD Input Standard Autodetection ............................................ 60
Double Buffering ........................................................................ 61
Programmable DAC Gain Control .......................................... 61
Gamma Correction .................................................................... 61
ED/HD Sharpness Filter and Adaptive Filter Controls ......... 63
ED/HD Sharpness Filter and Adaptive Filter Application
Examples ...................................................................................... 64
SD Digital Noise Reduction ...................................................... 65
SD Active Video Edge Control ................................................. 66
External Horizontal and Vertical Synchronization Control . 68
Low Power Mode ........................................................................ 69
Cable Detection .......................................................................... 69
DAC Autopower-Down ............................................................. 69
Sleep Mode .................................................................................. 70
Pixel and Control Port Readback ............................................. 70
Reset Mechanism........................................................................ 70
SD Teletext Insertion ................................................................. 70
Printed Circuit Board Layout and Design .................................. 72
Unused Pins ................................................................................ 72
DAC Configurations .................................................................. 72
Voltage Reference ....................................................................... 72
Video Output Buffer and Optional Output Filter .................. 72
Printed Circuit Board (PCB) Layout ....................................... 73
Typical Application Circuit ....................................................... 75
Copy Generation Management System ....................................... 76
SD CGMS .................................................................................... 76
ED CGMS .................................................................................... 76
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