AX88658AB datasheet(4/36 Pages) ASIX

4 / 36 page

ASIX ELECTRONICS CORPORATION

AX88658AB 8-Port 10/100/1000BASE-T Ethernet Switch

CONFIDENTIAL

CONTENTS

1.0 AX88658A OVERVIEW ........................................................................................................................................... 6

1.1 GENERAL DESCRIPTION............................................................................................................................6

1.2 AX88658A BLOCK DIAGRAM..................................................................................................6

1.3 PIN CONNECTION DIAGRAM...................................................................................................................7

2.0 I/O DEFINITION....................................................................................................................................................... 8

2.1 RGMII/GMII/MII INTERFACE.............................................................................................................8

2.2 MISCELLANEOUS........................................................................................................................................11

3.0 FUNCTIONAL DESCRIPTION ............................................................................................................................ 13

3.1 INTRODUCTION............................................................................................................................................13

3.2 PACKET FILTERING AND FORWARDING PROCESS.....................................................................13

3.3 MAC ADDRESS ROUTING, LEARNING AND AGING PROCESS.............................................13

3.4 FULL DUPLEX 802.3X FLOW CONTROL .........................................................................................13

3.5 HALF DUPLEX BACK PRESSURE CONTROL ..................................................................................13

3.6 MII POLLING................................................................................................................................................13

3.7 PORT-BASED QOS: PORT-PAIR.........................................................................................................13

3.8 VLAN AND BROADCAST STORMING PREVENTION................................................................14

3.9 SECURITY OPERATION - PORT SA RESTRICTION .....................................................................14

3.10 INGRESS/EGRESS BANDWIDTH CONTROL SCHEME .............................................................14

3.11 PORT MIRRORING....................................................................................................................................14

4.0 REGISTER DESCRIPTIONS ................................................................................................................................ 15

5.0 ELECTRICAL SPECIFICATION AND TIMING............................................................................................... 23

5.1 ABSOLUTE MAXIMUM RATINGS ........................................................................................................23

5.2 GENERAL OPERATION CONDITIONS.................................................................................................23

5.3 DC CHARACTERISTICS............................................................................................................................23

5.4 AC SPECIFICATIONS..................................................................................................................................24

6.0 PACKAGE INFORMATION ................................................................................................................................. 29

APPENDIX A: SYSTEM APPLICATIONS ............................................................................................................... 32

APPENDIX B: DESIGN NOTE.................................................................................................................................... 34

APPENDIX C: WEIGHT SETTING FOR QOS ........................................................................................................ 35

APPENDIX D: RESOLUTION INGRESS/EGRESS FOR BANDWIDTH CONTROL ....................................... 35

AX88658AB Datenblatt(PDF) 4 Page - ASIX Electronics Corporation

AX88658AB Datenblatt(HTML) 4 Page - ASIX Electronics Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

Datenblatt Download

Link URL