GS9091B Просмотр технического описания (PDF) - Semtech Corporation
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GS9091B Datasheet PDF : 73 Pages
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3.7.2 Status Signal Outputs ....................................................................................................... 34
3.8 Data-Through Functionality ...................................................................................................... 34
3.9 Additional Processing Features ................................................................................................ 35
3.9.1 FIFO Load Pulse ................................................................................................................. 35
3.9.2 Ancillary Data Detection and Indication................................................................... 36
3.9.3 EDH Packet Detection...................................................................................................... 37
3.9.4 EDH Flag Detection........................................................................................................... 38
3.9.5 SMPTE 352M Payload Identifier................................................................................... 41
3.9.6 Automatic Video Standard and Data Format Detection ...................................... 42
3.9.7 Error Detection and Indication ..................................................................................... 43
3.9.8 Additional SMPTE Mode Processing ........................................................................... 48
3.10 Internal FIFO Operation ........................................................................................................... 51
3.10.1 Video Mode ....................................................................................................................... 51
3.10.2 DVB-ASI Mode ................................................................................................................. 53
3.10.3 Ancillary Data Extraction Mode ................................................................................ 56
3.10.4 Bypass Mode..................................................................................................................... 58
3.11 Parallel Data Outputs ................................................................................................................. 59
3.11.1 Parallel Data Bus Output Buffers............................................................................... 59
3.11.2 Parallel Output in SMPTE Mode................................................................................. 60
3.11.3 Parallel Output in DVB-ASI Mode............................................................................. 60
3.11.4 Parallel Output in Data-Through Mode................................................................... 60
3.12 Programmable Multi-Function Outputs .............................................................................. 60
3.13 GS9091B Low-latency Mode ................................................................................................... 62
3.14 GSPI Host Interface ..................................................................................................................... 63
3.14.1 Command Word Description ...................................................................................... 63
3.14.2 Data Read and Write Timing ....................................................................................... 64
3.14.3 Configuration and Status Registers........................................................................... 66
3.15 JTAG operation ............................................................................................................................ 67
3.16 Device Power Up ......................................................................................................................... 68
4. References & Relevant Standards ......................................................................................................... 69
5. Application Information .......................................................................................................................... 70
5.1 Typical Application Circuit ........................................................................................................ 70
6. Package & Ordering Information .......................................................................................................... 71
6.1 Package Dimensions ..................................................................................................................... 71
6.2 Packaging Data ............................................................................................................................... 72
6.3 Marking Diagram ........................................................................................................................... 72
6.4 Ordering Information ................................................................................................................... 72
GS9091B GenLINX® II 270Mb/s Deserializer for SDI
and DVB-ASI
Final Data Sheet
38910 - 3
February 2013
4 of 73
Proprietary & Confidential
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