Renesas Electronics Strengthens Its Lineup Of USB 3.0 Hub Controllers To Meet Demand For More USB Ports On Electronic Devices Renesas Electronics Corporation (TSE: 6723), a premier provider of advanced semiconductor solutions, announced a new Universal Serial Bus 3.0 (USB 3.0) hub controller (part number μPD720211)with dual downstream ports,extending more flexibility to September 10, 2013 News