GS1662 datasheet(4/73 Pages) GENNUM

Il numero della parte	GS1662

Spiegazioni elettronici	Integrated Cable Driver

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Produttore elettronici	GENNUM [Gennum Corporation]

Homepage	http://www.gennum.com

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4 / 73 page

GS1662 HD/SD-SDI Serializer with Complete SMPTE

Video Support

Data Sheet

53628 - 3

October 2010

4 of 73

Contents

Key Features........................................................................................................................................................1

Applications.........................................................................................................................................................1

Description...........................................................................................................................................................1

Functional Block Diagram ..............................................................................................................................2

Revision History .................................................................................................................................................3

1. Pin Out...............................................................................................................................................................8

1.1 Pin Assignment ..................................................................................................................................8

1.2 Pin Descriptions ................................................................................................................................9

2. Electrical Characteristics ......................................................................................................................... 16

2.1 Absolute Maximum Ratings ....................................................................................................... 16

2.2 Recommended Operating Conditions .................................................................................... 16

2.3 DC Electrical Characteristics ..................................................................................................... 17

2.4 AC Electrical Characteristics ..................................................................................................... 18

3. Input/Output Circuits ............................................................................................................................... 20

4. Detailed Description.................................................................................................................................. 25

4.1 Functional Overview .................................................................................................................... 25

4.2 Parallel Data Inputs ....................................................................................................................... 26

4.2.1 Parallel Input in SMPTE Mode....................................................................................... 27

4.2.2 Parallel Input in DVB-ASI Mode................................................................................... 28

4.2.3 Parallel Input in Data-Through Mode......................................................................... 28

4.2.4 Parallel Input Clock (PCLK) ............................................................................................ 28

4.3 SMPTE Mode ................................................................................................................................... 29

4.3.1 H:V:F Timing ....................................................................................................................... 29

4.3.2 CEA 861 Timing.................................................................................................................. 31

4.4 DVB-ASI Mode ............................................................................................................................... 37

4.5 Data-Through Mode ..................................................................................................................... 38

4.6 Standby Mode ................................................................................................................................. 38

4.7 ANC Data Insertion ....................................................................................................................... 38

4.7.1 ANC Insertion Operating Modes .................................................................................. 39

4.7.2 HD ANC Insertion.............................................................................................................. 40

4.7.3 SD ANC Insertion............................................................................................................... 41

4.8 Additional Processing Functions .............................................................................................. 42

4.8.1 Video Format Detection .................................................................................................. 42

4.8.2 ANC Data Blanking ........................................................................................................... 45

4.8.3 ANC Data Checksum Calculation and Insertion..................................................... 45

4.8.4 TRS Generation and Insertion ....................................................................................... 45

4.8.5 HD Line Number Calculation and Insertion............................................................. 46

4.8.6 Illegal Code Re-Mapping................................................................................................. 46

4.8.7 SMPTE 352M Payload Identifier Packet Insertion.................................................. 46

4.8.8 Line Based CRC Generation and Insertion (HD)...................................................... 47

4.8.9 EDH Generation and Insertion...................................................................................... 47

4.8.10 Processing Feature Disable.......................................................................................... 47

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