Atmel Introduces Industry's first ARM Cortex-M3 Flash MCU with on-chip High Speed USB Device-and-Transceiver http://www.atmel.com/dyn/corporate/view_detail.asp?ref=&FileName=AT91SAM3U_6_1.html&SEC_NAME=
напирают на 480 Mbps High Speed USB Device
Ethernet и CAN нет:(
Datasheet:
http://www.atmel.c …asp?family_id=605#2086
With a bandwidth of 480 Mbps high-speed USB can meet today's demand for tens of Mbps and tomorrows demand for hundred of Mbps
http://www.embedde …7600725?printable=true
и где они такие demandы увидели? разве только massstorage...