HD3SS460_17 Datasheet, PDF (16/37 Pages) Texas Instruments – 4 x 6 Channels USB Type-C Alternate Mode MUX

HD3SS460
SLLSEM7D – JANUARY 2015 – REVISED JANUARY 2017
USB SS and DP as Alternate Mode (continued)
Vcm > 2.0 V
500 nF
500 nF
100 lQ
100 lQ
RX1+
RX1>
0.1 µF _TX1+
TX1>
TX2+
TX2>
0.1 µF _RX2+
RX2>
SSTX SSRX
HD3SS460
100 lQ
100 lQ
ML0+
ML0>
ML1+
ML1>
ML2+
ML2>
ML3+
ML3>
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DP Sink
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Figure 6. HD3SS460 USB Upstream (DP Sink Implementation Example)
9.2.1 Design Requirements
DESIGN PARAMETERS
VCC
Decoupling capacitors
AC Capacitors
Control pins
EXAMPLE VALUES
3.3 V
0.1 µF
75-200nF (100nF shown) USBSS TX p and n lines require AC capacotprs. Alternate
mode signals may or may not require AC capacitors
Controls pins can be dynamically controlled or pin-strapped. The POL signal is
controlled by CC logic in the Type-C ecosystem.
16
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