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GS2975A 参数 Datasheet PDF下载

GS2975A图片预览

型号：	GS2975A
PDF下载：	下载PDF文件查看货源
内容描述：	HD- LINX ？三，多速率SDI时钟恢复器自动采用双差分输出 [HD-LINX? III Multi-Rate SDI Automatic Reclocker with Dual Differential Outputs]
分类和应用：	时钟
文件页数/大小：	27 页 / 995 K
品牌：	GENNUM [ GENNUM CORPORATION ]

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Contents

Features.................................................................................................................................................................1

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

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

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

Revision History .................................................................................................................................................2

1. Pin Out...............................................................................................................................................................4

1.1 GS2975A Pin Assignment ..............................................................................................................4

1.2 GS2975A Pin Descriptions .............................................................................................................5

2. Electrical Characteristics ............................................................................................................................8

2.1 Absolute Maximum Ratings ..........................................................................................................8

2.2 DC Electrical Characteristics ........................................................................................................8

2.3 AC Electrical Characteristics ..................................................................................................... 10

3. Input/Output Circuits ............................................................................................................................... 13

4. Detailed Description.................................................................................................................................. 16

4.1 Slew Rate Phase Lock Loop (S-PLL) ......................................................................................... 16

4.2 VCO .................................................................................................................................................... 17

4.3 Charge Pump ................................................................................................................................... 17

4.4 Frequency Acquisition Loop — The Phase-Frequency Detector .................................. 18

4.5 Phase Acquisition Loop — The Phase Detector ................................................................... 18

4.6 4:1 Input Mux .................................................................................................................................. 19

4.7 Automatic and Manual Data Rate Selection ......................................................................... 19

4.8 Bypass Mode ................................................................................................................................... 20

4.9 DVB-ASI Operation ....................................................................................................................... 20

4.10 Lock and LOS ................................................................................................................................ 20

4.11 Output Drivers and Output Mute .......................................................................................... 21

5. Typical Application Circuit ..................................................................................................................... 22

6. Package & Ordering Information .......................................................................................................... 23

6.1 Package Dimensions ..................................................................................................................... 23

6.2 Recommended PCB Footprint ................................................................................................... 24

6.3 Packaging Data ............................................................................................................................... 25

6.4 Marking Diagram ........................................................................................................................... 25

6.5 Solder Reflow Profiles .................................................................................................................. 26

6.6 Ordering Information ................................................................................................................... 26

GS2975A HD-LINX® III Multi-Rate SDI Automatic

Reclocker with Dual Differential Outputs

Data Sheet

41487 - 4

April 2009

3 of 27

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