GS1674 Adaptive Cable Equalizer

Data Sheet

54168 - 2

September 2012

2 of 16

Contents

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

Typical Application Circuit.............................................................................................................................1

1. Pin Out...............................................................................................................................................................3

1.1 GS1674 Pin Assignment .................................................................................................................3

1.2 GS1674 Pin Descriptions ................................................................................................................3

2. Electrical Characteristics ............................................................................................................................5

2.1 Absolute Maximum Ratings ..........................................................................................................5

2.2 DC Electrical Characteristics ........................................................................................................5

2.3 AC Electrical Characteristics ........................................................................................................6

2.4 Typical Performance Curves ........................................................................................................7

3. Detailed Description.....................................................................................................................................8

3.1 Serial Data Inputs .............................................................................................................................8

3.2 Cable Equalization ...........................................................................................................................8

3.3 Programmable Squelch Adjust (SQ_ADJ) .................................................................................9

3.4 Mute and Carrier Detect .................................................................................................................9

3.5 Output Rise/Fall Times ................................................................................................................ 10

4. Application Information .......................................................................................................................... 11

4.1 High-Gain Adaptive Cable Equalizers .................................................................................... 11

4.2 PCB Layout ....................................................................................................................................... 11

4.3 Typical Application Circuit ........................................................................................................ 11

5. Input/Output Circuits ............................................................................................................................... 12

6. Package & Ordering Information .......................................................................................................... 13

6.1 Package Dimensions ..................................................................................................................... 13

6.2 Packaging Data ............................................................................................................................... 13

6.3 Recommended PCB Footprint ................................................................................................... 14

6.4 Marking Diagram ........................................................................................................................... 14

6.5 Solder Reflow Profiles .................................................................................................................. 15

6.6 Ordering Information ................................................................................................................... 15

Revision History .............................................................................................................................................. 16