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5 Pin Configuration and Functions

eDP1

VDD3V3

VDD1V8

DPA

eDN1

VSS

eDN0

eDP0

CROSS

VDD3V3

RSVD1

EQ0

EQ1

VSS

RSVD2

RESETB

VDD1V8

VSS

RSVD3

DPB

DNB

VSS

DNA

Figure 5-1. YCG Package, 25-Pin DSBGA (Top View)

Legend

3.3 V Rails

1.8 V Rails

eUSB2 Data Signals

USB2 Data Signals

GPIO Digital Input or Output

Table 5-1. Pin Functions

TYPE

RESET

STATE

ASSOCIATED

ESD SUPPLY

DESCRIPTION

NO.

NAME

B2, D2

VDD3V3

PWR

N/A

3.3 V Supply Voltage

C3, B4, D4

VDD1V8

PWR

N/A

1.8 V Analog Supply Voltage

C1, C4, B3,

D3, C5

VSS

GND

N/A

GND

RESETB

Digital Input

N/A

VDD1V8

Active Low Reset. Upon de-assertion of RESETB both repeaters will be

enabled and be in eUSB2 default mode awaiting configuration from eDSPr or

eUSPr.

CROSS

Digital Input

N/A

VDD3V3

Indicates mux orientation. Used to specify orientation of internal Crossbar

switch

CROSS = Low: eUSB0 «–» USBA and eUSB1 «–» USBB

CROSS = High: eUSB0 «–» USBB and eUSB1«–» USBA

Sampled at de-assertion of RESETB

RSVD1

Digital I/O

Hi-Z

VDD3V3

Reserved pins connect 1 kΩ pull up to 1.8 V

RSVD2

Digital I/O

Hi-Z

VDD3V3

Reserved pins connect 1 kΩ pull up to 1.8 V

RSVD3

Digital

Output

Hi-Z

VDD3V3

Reserved pin leave it unconnected

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TUSB2E22

SNLS648B – FEBRUARY 2019 – REVISED OCTOBER 2023

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