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GS2984 数据表(PDF) 3 Page - Semtech Corporation |
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GS2984 数据表(HTML) 3 Page - Semtech Corporation |
3 / 20 page GS2984 Adaptive Cable Equalizer Data Sheet 50985 - 3 March 2010 3 of 20 Contents Key Features........................................................................................................................................................1 Applications.........................................................................................................................................................1 Description...........................................................................................................................................................1 Revision History .................................................................................................................................................2 1. Pin Out...............................................................................................................................................................4 1.1 GS2984 Pin Assignment .................................................................................................................4 1.2 GS2984 Pin Descriptions ................................................................................................................4 2. Electrical Characteristics ............................................................................................................................6 2.1 Absolute Maximum Ratings ..........................................................................................................6 2.2 DC Electrical Characteristics ........................................................................................................6 2.3 AC Electrical Characteristics ........................................................................................................7 2.4 Typical Performance Curves ........................................................................................................8 3. Input/Output Circuits ..................................................................................................................................9 4. Detailed Description.................................................................................................................................. 10 4.1 Serial Digital Inputs ...................................................................................................................... 10 4.2 Cable Equalization ........................................................................................................................ 11 4.3 Serial Digital Outputs ................................................................................................................... 11 4.4 Programmable Squelch Adjust (SQ_ADJ) .............................................................................. 12 4.5 Mute and Carrier Detect .............................................................................................................. 12 4.6 GAIN_SEL ......................................................................................................................................... 13 4.7 CMSET Operation .......................................................................................................................... 13 4.8 Output Rise/Fall Times ................................................................................................................ 14 5. Application Information .......................................................................................................................... 15 5.1 High Gain Adaptive Cable Equalizers .................................................................................... 15 5.2 PCB Layout ....................................................................................................................................... 15 5.3 Typical Application Circuit ........................................................................................................ 16 6. Package & Ordering Information .......................................................................................................... 17 6.1 Package Dimensions ..................................................................................................................... 17 6.2 Packaging Data ............................................................................................................................... 17 6.3 Recommended PCB Footprint ................................................................................................... 18 6.4 Marking Diagram ........................................................................................................................... 18 6.5 Solder Reflow Profiles .................................................................................................................. 19 6.6 Ordering Information ................................................................................................................... 19 |
类似零件编号 - GS2984 |
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类似说明 - GS2984 |
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