2.Introduction
USB3.0(SuperSpeedUSB)USB2.0
Speed
(Datarate)
5.0Gbps
Low-speed(1.5Mbps)
Full-speed(12Mbps)
High-Speed(480Mbps)
DataInterface
.4-wiredifferentialsignalingseparate
fromUSB2.0signaling
.Simultaneousbi-directionaldataows
.2-wiredifferentialsignaling
.Uni-directionaldataowwith
negotiateddirectionalbustransactions
CableSignalCount
4forSuperSpeeddata
2fornon-SuperSpeeddata
2forlow/full/high-speeddata
•USB3.0Cable
-
•USB3.0hasthebackwardcompatibilityforUSB2.0
Copyright©1995-2012SAMSUNG.Allrightsreserved.2-15
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