GS2989

Final Data Sheet

Rev.6

GENDOC-052133

July 2015

3 of 20

Semtech

www.semtech.com

Contents

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

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

1.2 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

3. Input/Output Circuits.....................................................................................................................................9

4. Detailed Description.................................................................................................................................... 10

4.1 Serial Data Input .............................................................................................................................. 10

4.2 Input Trace-Equalization ............................................................................................................... 10

4.3 Serial Data Output ........................................................................................................................... 10

4.3.1 Slew Rate Selection (Rise/Fall Time Requirement).................................................. 11

4.4 Output Disable ................................................................................................................................. 11

4.5 Output Signal Presence Indicator (OSP) .................................................................................. 11

4.6 Output Amplitude (RSET) ............................................................................................................. 12

4.7 Output Return Loss Measurement ............................................................................................ 14

5. Application Information............................................................................................................................. 14

5.1 PCB Layout ......................................................................................................................................... 14

5.2 Typical Application Circuit ........................................................................................................... 15

6. Package & Ordering Information ............................................................................................................ 16

6.1 Package Dimensions ...................................................................................................................... 16

6.2 Recommended PCB Footprint .................................................................................................... 17

6.3 Packaging Data ................................................................................................................................ 17

6.4 Solder Reflow Profiles .................................................................................................................... 18

6.5 Marking Diagram ............................................................................................................................. 18

6.6 Ordering Information ..................................................................................................................... 19