AX88141 datasheet(3/43 Pages) ASIX

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AX88141

PRELIMINARY

ASIX ELECTRONICS CORPORATION

CONFIDENTIAL

5.2.2 Receive Descriptor 1 (RDES1) ............................................................................................................. 30

5.2.3 Receive Descriptor 2 (RDES2) ............................................................................................................. 30

5.2.4 Receive Descriptor 3 (RDES3) ............................................................................................................. 30

5.3 TRANSMIT DESCRIPTORS.............................................................................................................................. 31

5.3.1 Transmit Descriptor 0 (TDES0)............................................................................................................ 31

5.3.2 Transmit Descriptor 1 (TDES1)............................................................................................................ 32

5.3.3 Transmit Descriptor 2 (TDES2)............................................................................................................ 32

5.3.4 Transmit Descriptor 3 (TDES3)............................................................................................................ 32

6.0 ELECTRICAL SPECIFICATION AND TIMINGS .................................................................................. 33

6.1 ABSOLUTE MAXIMUM RATINGS.................................................................................................................... 33

6.2 GENERAL OPERATION CONDITIONS .............................................................................................................. 33

6.3 DC CHARACTERISTICS................................................................................................................................. 33

6.4 A.C. TIMING CHARACTERISTICS................................................................................................................... 34

6.4.1 PCI CLOCK......................................................................................................................................... 34

6.4.2 PCI Timings......................................................................................................................................... 34

6.4.3 Reset Timing ........................................................................................................................................ 34

6.4.4 MII Timing........................................................................................................................................... 35

6.4.5 Boot ROM Read Cycles ....................................................................................................................... 36

7.0 PACKAGE INFORMATION ...................................................................................................................... 37

APPENDIX A

H/W NOTE ....................................................................................................................... 38

A.1 BOOT ROM READ CYCLE ............................................................................................................................ 38

A.2 POWER SUPPLY........................................................................................................................................... 39

A.3 BOUNDARY SCAN TEST PINS ....................................................................................................................... 39

APPENDIX B

FUNCTION APPLICATION........................................................................................... 40

B.1 APPLICATION FOR PCI INTERFACE ............................................................................................................... 40

B.2 APPLICATION FOR BOOT ROM INTERFACE ................................................................................................... 41

B.3 APPLICATION FOR SERIAL ROM INTERFACE ................................................................................................. 41

B.4 APPLICATIONS ............................................................................................................................................ 42

B.4.1 Application for NS DP83843 ............................................................................................................... 42

B.4.2 Application for LUCENT M-LU6612/M-3X51 ..................................................................................... 42

B.4.3 Application for TI XTNETE2101 ......................................................................................................... 43

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