Product
Folder Order
Now Technical
Documents Support &
Community Tools &
Software TUSB321AI
SLLSER2A – OCTOBER 2015 – REVISED MAY 2017 TUSB321AI USB Type-C Configuration Channel Logic and Port Control with VCONN
1 Features 3 Description The TUSB321AI device enables USB Type-C ports
with the configuration channel (CC) logic needed for
Type-C ecosystems. The TUSB321AI device uses
the CC pins to determine port attach and detach,
cable orientation, role detection, and port control for
Type-C current mode. The TUSB321AI device can be
configured as a downstream facing port (DFP),
upstream facing port (UFP) or a dual role port (DRP)
making it ideal for any application. 1 USB Type-Cв„ў Specification 1.1
Backward Compatible with USB Type-C
Specification 1.0
Supports Up to 3 A of Current Advertisement
through dedicated Current Mode pin
Mode Configuration
– Host Only – DFP (Source)
– Device Only – UFP (Sink) …
