HD3SS460 Datasheet, PDF (14/34 Pages) Texas Instruments – 4 x 6 Channels USB Type-C Alternate Mode MUX

HD3SS460
SLLSEM7B – JANUARY 2015 – REVISED JUNE 2016
USB SS and DP as Alternate Mode (continued)
USB3 Upstream Port
RX1+
RX1>
0.1 µF _TX1+
TX1>
0.1 µF _TX2+
TX2>
RX2+
RX2>
No AC Coupling Caps
SSRX SSTX
HD3SS460
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ML0+
ML0>
ML1+
ML1>
ML2+
ML2>
ML3+
ML3>
DP Sink
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Figure 4. Diagram for a Type C Interface Using DP as Alternate Mode – Sink/Device/Dock
Figure 5 and Figure 6 depict the AC coupling capacitor recommendations in case the upstream or downstream
port connected internally to the HD3SS460 presents Vcm greater than 2 V.
Vcm > 2.0 V
500 nF
500 nF
DP Source
ML0+
ML0>
ML1+
ML1>
ML2+
ML2>
ML3+
ML3>
0.1 µF
0.1 µF
100 lQ
100 lQ
SSTX SSRX
HD3SS460
100 lQ
100 lQ
RX1+
RX1>
TX1+
TX1>
TX2+
TX2>
RX2+
RX2>
0.1 µF
0.1 µF
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Figure 5. HD3SS460 USB Host (DP Source with SS USB Vcm)
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