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Documents TUSB8020B
SLLSEF6C – JULY 2014 – REVISED JUNE 2017 TUSB8020B Two-Port USB 3.0 Hub
1 Features 3 Description The TUSB8020B is a two-port USB 3.0 compliant
hub. It provides simultaneous SuperSpeed USB and
high-speed/full-speed connections on the upstream
port and provides SuperSpeed USB, high-speed, fullspeed, or low-speed connections on the downstream
ports. When the upstream port is connected to an
electrical environment that only supports high-speed
or full-speed/low-speed connections, SuperSpeed
USB connectivity is disabled on the downstream
ports. When the upstream port is connected to an
electrical environment that only supports fullspeed/low-speed connections, SuperSpeed USB and
high-speed connectivity are disabled on the
downstream ports. 1 Two-Port USB 3.0 Compliant Hub, USBIF
TID#330000057
USB 2.0 Hub Features
– Multi-Transaction Translator (MTT) Hub: Two
Transaction Translators …