HD3SS460_17 Datasheet, PDF (17/37 Pages) Texas Instruments – 4 x 6 Channels USB Type-C Alternate Mode MUX

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HD3SS460
SLLSEM7D – JANUARY 2015 – REVISED JANUARY 2017
9.2.2 Detailed Design Procedure
The reference schematics shown in this document are based upon the pin assignment defined in the Alternate
mode over Type C specification as shown in Figure 7 below.
Figure 7. Pin Assignment – Alternate Mode Over Type C
Table 2 represents the example pin mapping to HD3SS460 for the DP Source pin assignments C, D, E and F,
DP Sink pin assignments C and D.
Table 2. SOURCE Pin Assignment Option C and E (AMSEL = H, EN = H)
RECEPTACLE PIN
NUMBER
A11/10
A2/3
B11/10
B2/3
A8
B8
460 PIN MAPPING TO
TYPE C CONNECTOR
CRX2
CTX1
CRX1
CTX2
CSBU1
CSBU2
460 PIN MAPPING TO DP SOURCE (GPU)
POL = L
POL = H
LnA(ML0)
LnD(ML3)
LnC(ML2)
LnB(ML1)
LnD(ML3)
LnA(ML0)
LnB(ML1)
LnC(ML2)
SBU1(AUXP)
SBU2(AUXN)
SBU2(AUXN)
SBU1(AUXP)
A11 / A10
A2 / A3
B11 / B10
B2 / B3
0.1 PF
0.1 PF
HD3SS460
CRX2
CTX1
CRX1
CTX2
LnA/LnD
LnC/LnB
LnD/LnA
LnB/LnC
Video Source (GPU)
ML0/ML3
ML2/ML1
ML3/ML0
ML1/ML2
A8 / B8
CSBU1/2
SBU1/2
SBU2/1
AUXN/N
AUXP/P
Type-C
Connector
Red text indicates POL = H
USB SS lines are internally
unconnected under this mode
xHCI Host
Copyright © 2016, Texas Instruments Incorporated
Figure 8. SOURCE Pin Assignment Option C and E (AMSEL = H, EN = H)
Copyright © 2015–2017, Texas Instruments Incorporated
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