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AX88772L

USB to 10/100 Fast Ethernet/HomePNA Controller

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AX88772

USB to 10/100 Fast Ethernet/HomePNA Controller

8.1.3 LEAKAGE CURRENT AND CAPACITANCE ............................................................................34

8.1.4 DC CHARACTERISTICS OF 2.5V I/O PINS...........................................................................34

8.1.5 DC CHARACTERISTICS OF 3.3V I/O PINS...........................................................................34

8.2 POWER CONSUMPTION...........................................................................................................35

8.2.1 INTERNAL PHY ....................................................................................................................35

8.2.2 OPERATING THROUGH MII INTERFACE WITH INTERNAL ETHERNET PHY POWER-DOWN... 35

8.3 POWER-UP SEQUENCE............................................................................................................35

8.4 AC TIMING CHARACTERISTICS..............................................................................................36

8.4.1 Clock Timing ..................................................................................................................36

8.4.2 Reset Timing...................................................................................................................37

8.4.3 MII Timing (100Mbps)...................................................................................................37

8.4.4 Station Management Timing ..........................................................................................38

8.4.5 Serial EEPROM Timing.................................................................................................38

9.0 PACKAGE INFORMATION............................................................................................ 39

10.0 ORDERING INFORMATION ......................................................................................40

APPENDIX A: SYSTEM APPLICATIONS .................................................................................41

A.1 USB TO FAST ETHERNET CONVERTER .....................................................................................41

A.2 USB TO FAST ETHERNET AND/OR HOMELAN COMBO SOLUTION ............................................ 41

REVISION HISTORY ....................................................................................................................42

List of Figures

FIGURE 1: AX88772 BLOCK DIAGRAM ................................................................................................4

FIGURE 2: AX88772 PINOUT DIAGRAM................................................................................................5

FIGURE 3: INTERNAL DATAPATH DIAGRAM OF 10/100 ETHERNET PHY AND MII INTERFACE........... 10

FIGURE 4: INTERNAL CONTROL MUX FOR STATION MANAGEMENT INTERFACE ................................. 11

FIGURE 5: MULTICAST FILTER EXAMPLE............................................................................................24

List of Tables

TABLE 1: PINOUT DESCRIPTION ............................................................................................................6

TABLE 2: SERIAL EEPROM MEMORY MAP .......................................................................................13

TABLE 3: USB STANDARD COMMAND REGISTER MAP....................................................................... 18

TABLE 4: USB VENDOR COMMAND REGISTER MAP ..........................................................................19

TABLE 5: REMOTE WAKEUP TRUTH TABLE ........................................................................................28

TABLE 6: EMBEDDED ETHERNET PHY REGISTER MAP........................................................................ 29

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