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GS9090B Datasheet(PDF) 3 Page - Semtech Corporation |
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GS9090B Datasheet(HTML) 3 Page - Semtech Corporation |
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3 / 72 page  GS9090B GenLINX® III 270Mb/s Deserializer for SDI Data Sheet 40749 - 5 May 2010 3 of 72 Contents Key Features........................................................................................................................................................1 Applications.........................................................................................................................................................1 Description...........................................................................................................................................................1 Functional Block Diagram ..............................................................................................................................2 Revision History .................................................................................................................................................2 1. Pin Out...............................................................................................................................................................5 1.1 Pin Assignment ..................................................................................................................................5 2. Electrical Characteristics ......................................................................................................................... 12 2.1 Absolute Maximum Ratings ....................................................................................................... 12 2.2 DC Characteristics ......................................................................................................................... 12 2.3 AC Electrical Characteristics ..................................................................................................... 13 2.4 Solder Reflow Profiles .................................................................................................................. 15 2.5 Host Interface Map ........................................................................................................................ 16 2.5.1 Host Interface Map (R/W registers) ............................................................................. 18 2.5.2 Host Interface Map (Read only registers) .................................................................. 20 3. Detailed Description.................................................................................................................................. 22 3.1 Functional Overview .................................................................................................................... 22 3.2 Serial Digital Input ........................................................................................................................ 22 3.3 Clock and Data Recovery ............................................................................................................ 23 3.3.1 Internal VCO and Phase Detector................................................................................ 23 3.4 Serial-To-Parallel Conversion ................................................................................................... 23 3.5 Modes Of Operation ..................................................................................................................... 23 3.5.1 Lock Detect .......................................................................................................................... 24 3.5.2 Auto Mode............................................................................................................................ 26 3.5.3 Manual Mode ...................................................................................................................... 26 3.6 SMPTE Functionality .................................................................................................................... 27 3.6.1 SMPTE Descrambling and Word Alignment ............................................................ 27 3.6.2 Internal Flywheel .............................................................................................................. 27 3.6.3 Switch Line Lock Handling............................................................................................. 28 3.6.4 HVF Timing Signal Generation ..................................................................................... 29 3.7 DVB-ASI Functionality ................................................................................................................ 30 3.7.1 DVB-ASI 8b/10b Decoding............................................................................................. 31 3.7.2 Status Signal Outputs ....................................................................................................... 31 3.8 Data-Through Functionality ...................................................................................................... 31 3.9 Additional Processing Features ................................................................................................ 32 3.9.1 FIFO Load Pulse ................................................................................................................. 32 3.9.2 Ancillary Data Detection and Indication................................................................... 33 3.9.3 EDH Packet Detection......................................................................................................34 3.9.4 EDH Flag Detection........................................................................................................... 35 3.9.5 SMPTE 352M Payload Identifier................................................................................... 37 3.9.6 Automatic Video Standard and Data Format Detection ...................................... 38 3.9.7 Error Detection and Indication ..................................................................................... 39 |
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