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AX88141 PRELIMINARY
ASIX ELECTRONICS CORPORATION
3
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 T
RANSMIT
D
ESCRIPTORS
..............................................................................................................................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 A
BSOLUTE
M
AXIMUM
R
ATINGS
....................................................................................................................33
6.2 G
ENERAL
O
PERATION
C
ONDITIONS
..............................................................................................................33
6.3 DC C
HARACTERISTICS
.................................................................................................................................33
6.4 A.C. T
IMING
C
HARACTERISTICS
...................................................................................................................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 B
OOT
ROM
READ CYCLE
............................................................................................................................38
A.2 P
OWER
S
UPPLY
...........................................................................................................................................39
A.3 B
OUNDARY
S
CAN
T
EST
P
INS
.......................................................................................................................39
APPENDIX B FUNCTION APPLICATION...........................................................................................40
B.1 A
PPLICATION FOR
PCI I
NTERFACE
...............................................................................................................40
B.2 A
PPLICATION FOR
B
OOT
ROM I
NTERFACE
...................................................................................................41
B.3 A
PPLICATION FOR
S
ERIAL
ROM I
NTERFACE
.................................................................................................41
B.4 A
PPLICATIONS
............................................................................................................................................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