供应USB2.0网卡，RJ45接口 

*Integrated Fast MAC, Physical Chip and transceiver in one chip;
*Supports 10Mb/s and 100 Mb/s N-Way Auto-negotiation operation;
*Compliant to USB interface Version 1.0/1.1/2.0;
*USB2.0,Full-Speed(480 Mb/s)USB Device;
 USB1.1,Full-Speed(12 Mb/s)USB Device
*Support all USB standard command;
*Supports Suspend/Resume detection logic;
*Supports 4 endpoints:
1.1control endpoint with maximum 8-byte packet;
2.1 bulk In endpoint with 64 bytes/packet;
3.1 bulk Out endpoint with 64 bytes/packet;
4.1 interrupt Inendpoint with 8 bytes/packet;
*18Kbytes SRAM built in.(2K bytes for Tx buffer, and 16K bytes for Rx buffer);
*Uses 93C46 to store recource configuration, ID parameter,etc;
*Support Full Duplex Flow Control(IEEE 802.3x)