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ADV7344 Fiches technique(PDF) 2 Page - Analog Devices |
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ADV7344 Fiches technique(HTML) 2 Page - Analog Devices |
2 / 108 page ADV7344 Data Sheet Rev. B | 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 I2C 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 .......................... 50 Simultaneous Standard Definition and Enhanced Definition/High Definition....................................................... 50 Enhanced Definition Only (at 54 MHz) ................................. 51 Output Configuration.................................................................... 52 Design Features............................................................................... 53 Output Oversampling................................................................ 53 HD Interlace External P_HSYNC and P_VSYNC Considerations............................................................................ 54 ED/HD Timing Reset ................................................................ 54 SD Subcarrier Frequency Lock, Subcarrier Phase Reset, and Timing Reset ....................................................................... 54 SD VCR FF/RW Sync ................................................................ 54 Vertical Blanking Interval ......................................................... 55 SD Subcarrier Frequency Control............................................ 55 SD Noninterlaced Mode............................................................ 55 SD Square Pixel Mode ............................................................... 55 Filters............................................................................................ 56 ED/HD Test Pattern Color Controls ....................................... 57 Color Space Conversion Matrix ............................................... 58 SD Luma and Color Scale Control........................................... 59 SD Hue Adjust Control.............................................................. 59 SD Brightness Detect ................................................................. 60 SD Brightness Control............................................................... 60 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 ................................................. 67 External Horizontal and Vertical Synchronization Control......................................................................................... 68 Low Power Mode........................................................................ 69 Cable Detection .......................................................................... 69 DAC Autopower-Down............................................................. 69 Sleep Mode.................................................................................. 69 Pixel and Control Port Readback............................................. 69 Reset Mechanism........................................................................ 69 SD Teletext Insertion ................................................................. 69 Printed Circuit Board Layout and Design .................................. 71 Unused Pins ................................................................................ 71 DAC Configurations.................................................................. 71 Voltage Reference ....................................................................... 71 Video Output Buffer and Optional Output Filter.................. 71 Printed Circuit Board (PCB) Layout ....................................... 72 Typical Application Circuit....................................................... 74 |
Numéro de pièce similaire - ADV7344_15 |
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Description similaire - ADV7344_15 |
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