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データシートサーチシステム |
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データシートサーチシステム |
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ADV7181BST データシート(PDF) 2 Page - Analog Devices |
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ADV7181BST データシート(HTML) 2 Page - Analog Devices |
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2 / 96 page  ADV7181B Rev. 0 | Page 2 of 96 TABLE OF CONTENTS Introduction ...................................................................................... 3 Analog Front End ......................................................................... 3 Standard Definition Processor ................................................... 3 Functional Block Diagram .............................................................. 4 Specifications..................................................................................... 5 Electrical Characteristics ............................................................. 5 Video Specifications..................................................................... 6 Timing Specifications .................................................................. 7 Analog Specifications................................................................... 7 Thermal Specifications ................................................................ 8 Timing Diagrams.......................................................................... 8 Absolute Maximum Ratings............................................................ 9 ESD Caution.................................................................................. 9 Pin Configuration and Function Descriptions........................... 10 Analog Front End ........................................................................... 12 Analog Input Muxing ................................................................ 12 Global Control Registers ............................................................... 14 Power-Save Modes...................................................................... 14 Reset Control .............................................................................. 14 Global Pin Control ..................................................................... 15 Global Status Registers................................................................... 17 Identification............................................................................... 17 Status 1 ......................................................................................... 17 Autodetection Result.................................................................. 17 Status 2 ......................................................................................... 17 Status 3 ......................................................................................... 18 Standard Definition Processor (SDP).......................................... 19 SD Luma Path ............................................................................. 19 SD Chroma Path......................................................................... 19 Sync Processing........................................................................... 20 VBI Data Recovery..................................................................... 20 General Setup.............................................................................. 20 Color Controls ............................................................................ 22 Clamp Operation........................................................................ 24 Luma Filter .................................................................................. 25 Chroma Filter.............................................................................. 28 Gain Operation........................................................................... 29 Chroma Transient Improvement (CTI) .................................. 32 Digital Noise Reduction (DNR) ............................................... 33 Comb Filters................................................................................ 34 AV Code Insertion and Controls ............................................. 36 Synchronization Output Signals............................................... 38 Sync Processing .......................................................................... 45 VBI Data Decode ....................................................................... 46 Pixel Port Configuration ............................................................... 58 MPU Port Description................................................................... 59 Register Accesses ........................................................................ 60 Register Programming............................................................... 60 I2C Sequencer.............................................................................. 60 I2C Register Maps ........................................................................... 61 I2C Register Map Details ........................................................... 66 I2C Programming Examples.......................................................... 88 Mode 1 CVBS Input (Composite Video on AIN6)................ 88 Mode 2 S-Video Input (Y on AIN1 and C on AIN4) ............ 88 Mode 3 525i/625i YPrPb Input (Y on AIN1, Pr on AIN3, and Pb on AIN5) ................................................................................ 89 Mode 4 CVBS Tuner Input CVBS PAL on AIN6................... 89 PCB Layout Recommendations.................................................... 90 Analog Interface Inputs ............................................................. 90 Power Supply Decoupling ......................................................... 90 PLL ............................................................................................... 90 Digital Outputs (Both Data and Clocks)................................. 90 Digital Inputs .............................................................................. 91 Antialiasing Filters ..................................................................... 91 Typical Circuit Connection........................................................... 92 Outline Dimensions ....................................................................... 94 Ordering Guide .......................................................................... 95 REVISION HISTORY 7/04—Revision 0: Initial Version |
同様の部品番号 - ADV7181BST |
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同様の説明 - ADV7181BST |
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