AX88772B -- USB to Ethernet Controller

Feature:

-Single chip USB 2.0 to 10/100M Fast Ethernet controller

-Single chip USB 2.0 to RMII, support HomePNA^TM and HomePlug PHY

-Single chip USB 2.0 to Reverse-RMII, supports glueless MAC-to-MAC connections

-USB Device Interface

  --Integrates on-chip USB 2.0 transceiver and SIE compliant to USB Spec 1.1 and 2.0

  --Supports USB Full and High Speed modes with Bus-Power or Self-Power capability

  --Supports 4 or 6 programmable endpoints on USB interface

  --Supports AutoDetach power saving, Detach from USB host when Ethernet cable is unplugged

  --High performance packet transfer rate over USB bus using proprietary burst transfer mechanism (US Patent Approval)

-Fast Ethernet Controller

  --Integrates 10/100Mbps Fast Ethernet MAC/PHY

  --IEEE 802.3 10Base-T/100Base-TX compatible

  --IEEE 802.3 100BASE-FX compatible

  --Supports twisted pair crossover detection and auto-correction (HP Auto-MDIX)

  --Embedded SRAM for RX/TX packet buffering

  --Supports IPv4/ IPv6 packet Checksum Offload Engine to reduce CPU loading, including IPv4 IP/TCP/UDP/ICMP/IGMP & IPv6 TCP/UDP/ICMPv6 checksum check & generation

  --Supports full duplex operation with IEEE 802.3x flow control and half duplex operation with back-pressure flow control

  --Supports 2 VLAN ID filtering, received VLAN Tag (4 bytes) can be stripped off or preserved

  --PHY loop-back diagnostic capability

-Support Wake-on-LAN Function

  --Supports Suspend Mode and Remote Wakeup via Link-change, Magic packet, MS wakeup frame and external wakeup pin

  --Supports Protocol Offloads (ARP & NS) for Windows 7 Networking Power Management

  --Optional PHY power down during Suspend mode

-Versatile External Media Interface

  --Optional RMII interface in MAC mode allows AX88772B to work with HomePNA and HomePlug PHY

  --Optional Reverse-RMII interface in PHY mode allows AX88772B to support glueless MAC-to-MAC connections

-Advanced Power Management Features

  --Supports dynamic power management to reduce power dissipation during idle or light traffic period

  --Supports very low power Wake-on-LAN (WOL) mode when the system enters suspend mode and waits for network event to awake it up

-Supports 256/512 bytes (93c56/93c66) of serial EEPROM (for storing USB Descriptors)

-Supports embedded ID SRAM (online programmable memory for USB Device Descriptors ,etc) to save external EEPROM

-Supports automatic loading of Ethernet ID, USB Descriptors and Adapter Configuration from EEPROM after power-on initialization

-Integrates on-chip voltage regulator and only requires a single 3.3V power supply

-Single 25MHz clock input from either crystal or oscillator source

-Integrates on-chip power-on reset circuit

-Small form factor with 64-pin LQFP RoHS compliant package

-Operating over 0°C to 70°C or -40 to +85°C temperature range

 

Target Applications:

UMPC, MID, Netbook Ultra-slim NB USB-to-LAN Dongle, USB to Fiber Ethernet Dongle USB/Ethernet HomePlug AV Adapter Docking Station, Port Replicator, Cradle UWB Docking Station, WiMAX-to-USB Modem, 3.5G Mobile Router Game Console Digital-home Applicace, Set-Top Boxe, PVR, PMP, IPTV Networked Digital Photo Frame, Digital Media Player Networked Printer POS Test Instruments

 http://www.asix.com.tw/products.php?op=pItemdetail&PItemID=105;71;101

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