A11 / A10

A8 / B8

CRX2

CSBU1/2

xHCI Host

Video Source (GPU)

HD3SS460

Type-C

Connector

0.1 PF

0.1 PF

CTX1

CRX1

CTX2

A2 / A3

B11 / B10

B2 / B3

Copyright © 2016, Texas Instruments Incorporated

Red text indicates POL = H

USB SS lines are internally

unconnected under this mode

17

HD3SS460

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SLLSEM7D – JANUARY 2015 – REVISED JANUARY 2017

Product Folder Links: HD3SS460

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Copyright © 2015–2017, Texas Instruments Incorporated

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

460 PIN MAPPING TO

TYPE C CONNECTOR

460 PIN MAPPING TO DP SOURCE (GPU)

POL = L

POL = H

A11/10

CRX2

LnA(ML0)

LnD(ML3)

A2/3

CTX1

LnC(ML2)

LnB(ML1)

B11/10

CRX1

LnD(ML3)

LnA(ML0)

B2/3

CTX2

LnB(ML1)

LnC(ML2)

A8

CSBU1

SBU1(AUXP)

SBU2(AUXN)

B8

CSBU2

SBU2(AUXN)

SBU1(AUXP)

Figure 8. SOURCE Pin Assignment Option C and E (AMSEL = H, EN = H)