Cortina Systems LXT971A, LXT972A, LXT972M Single-Port 10/100 Mbps PHY Transceivers Specification Update 15 March 2007 Document Number 249354 Revision 13.0 *Other names and brands may be claimed as the property of others. Cortina Systems, Inc. 19992007LXT97x PHY Transceivers Contents Specification Update 249354, Revision 13.0 15 March 2007 Contents 1.0 Revision History ............................................................................................................................3 2.0 Preface............................................................................................................................................6 2.1 Affected Documents/Related Documents.............................................................................6 2.2 Nomenclature .......................................................................................................................6 3.0 Summary Table of Changes..........................................................................................................8 3.1 Codes Used in Summary Table............................................................................................8 3.1.1 Stepping...................................................................................................................8 3.1.2 Page ........................................................................................................................8 3.1.3 Status.......................................................................................................................8 3.2 Errata ....................................................................................................................................8 3.3 Specification Changes ..........................................................................................................9 3.4 Specification Clarifications....................................................................................................9 3.5 Documentation Changes ......................................................................................................9 4.0 Identification Information ...........................................................................................................10 4.1 Markings .............................................................................................................................10 5.0 Errata ............................................................................................................................................15 6.0 Specification Changes ................................................................................................................20 7.0 Specification Clarifications.........................................................................................................21 8.0 Documentation Changes ............................................................................................................22 9.0 Ordering Information...................................................................................................................23 Cortina Systems LXT971A, LXT972A, LXT972M Single-Port 10/100 Mbps PHY Transceivers Page 2 Cortina Systems, Inc. Confidential