LXT9785E datasheet(9/244 Pages) ETC2

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Page 9

Cortina Systems® LXT9785 and LXT9785E Advanced 8-Port 10/100 Mbps PHY Transceivers

LXT9785/LXT9785E

Datasheet

249241, Revision 12.0

04 November 2011

Tables

Signal Type Descriptions............................................................................................................... 21

RMII PQFP Pin List ....................................................................................................................... 23

SMII PQFP Pin List........................................................................................................................ 30

SS-SMII PQFP Pin List.................................................................................................................. 37

RMII Signal Descriptions – PQFP ................................................................................................. 43

SMII/SS-SMII Common Signal Descriptions – PQFP.................................................................... 46

SMII Specific Signal Descriptions – PQFP .................................................................................... 46

SS-SMII Specific Signal Descriptions – PQFP .............................................................................. 47

MDIO Control Interface Signals – PQFP ....................................................................................... 48

Signal Detect – PQFP ................................................................................................................... 49

Network Interface Signal Descriptions – PQFP............................................................................. 49

JTAG Test Signal Descriptions – PQFP........................................................................................ 50

Miscellaneous Signal Descriptions – PQFP .................................................................................. 50

LED Signal Descriptions – PQFP .................................................................................................. 54

Power Supply Signal Descriptions – PQFP................................................................................... 55

Unused/Reserved Pins – PQFP .................................................................................................... 57

Receive FIFO Depth Considerations.............................................................................................57

RMII BGA23 Ball List in Alphanumeric Order by Signal Name ..................................................... 59

RMII BGA23 Ball List in Alphanumeric Order by Ball Location ..................................................... 66

SMII BGA23 Ball List in Alphanumeric Order by Signal Name...................................................... 74

SMII BGA23 Ball List in Alphanumeric Order by Ball Location...................................................... 82

SS-SMII BGA23 Ball List in Alphanumeric Order by Signal Name................................................ 89

SS-SMII BGA23 Ball List in Alphanumeric Order by Ball Location................................................ 97

RMII Signal Descriptions – BGA23..............................................................................................105

SMII/SS-SMII Common Signal Descriptions – BGA23................................................................ 108

SMII Specific Signal Descriptions – BGA23 ................................................................................ 108

SS-SMII Specific Signal Descriptions – BGA23 .......................................................................... 109

MDIO Control Interface Signals – BGA23 ................................................................................... 110

Signal Detect – BGA23................................................................................................................ 111

Network Interface Signal Descriptions – BGA23 ......................................................................... 111

JTAG Test Signal Descriptions – BGA23 .................................................................................... 112

Miscellaneous Signal Descriptions – BGA23 .............................................................................. 112

LED Signal Descriptions – BGA23 .............................................................................................. 116

Power Supply Signal Descriptions – BGA23 ............................................................................... 117

Unused/Reserved Pins – BGA23 ................................................................................................ 119

Receive FIFO Depth Configurations............................................................................................ 119

LXT9785MBC BGA15 Ball List in Alphanumeric Order by Signal Name .................................... 121

LXT9785MBC BGA15 Ball List in Alphanumeric Order by Ball Location (SMII/SS-SMII) ........... 126

BGA15 Signal Descriptions ........................................................................................................ 132

MDIX Selection............................................................................................................................ 142

MII Mode Select........................................................................................................................... 143

Global Hardware Configuration Settings ..................................................................................... 152

SMII Signal Summary.................................................................................................................. 155

RX Status Encoding Bit Definitions ............................................................................................. 159

SS-SMII ....................................................................................................................................... 159

4B/5B Coding .............................................................................................................................. 167

DTE Terms .................................................................................................................................. 173

Next Page Message #5 Code Word Definitions .......................................................................... 175

BSR Mode of Operation .............................................................................................................. 180

Supported JTAG Instructions ...................................................................................................... 180

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