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µPD720113 is USB Hub Controller Device which comply with the USB Specification Revision 2.0(Now in certificating) and work up to 480Mbps. The controller has shrunk its power consumption than µPD720110A. The Controller supports the new Split-Transaction that graduals the bus-traffic occupation on USB when many Classic devices and HS devices on the downstream ports. Hub controller provides1 upstream port and 7 downstream ports, and all ports are auto-sensing and can support any combination of High-Speed orClassical Speed. µPD720113 can be easy configurable for hub features with descriptors of hub and VendorID, ProductID, and string descriptors with Serial ROM from upstream.
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Evaluation board is shown below for µPD720113 reference design. The board operates as USB 2.0 Hub for PC when attached to a USB 2.0 Host. (The board works in Full-speed mode when attached to a USB 1.x Host.)
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