2

PI3USB3031

A Product Line of

Diodes Incorporated

January 2024

© 2024 Copyright Diodes Incorporated. All Rights Reserved.

PI3USB3031

Document Number DS45428 Rev 3-2

www.diodes.com

3

4

5

6

12

11

10

9

7

8

2

1

USB1+

USB1-

USB2+

USB2-

VCC

D+

D-

GND

Pin#

Pin Name

Type

Description

1

SEL0

I

Digital Control Input 1

2

SEL1

I

Digital Control Input 2

3

USB1+

I/O

Differential Signal Path 1

4

USB1-

I/O

Differential Signal Path 1

5

USB2+

I/O

Differential Signal Path 2

6

USB2-

I/O

Differential Signal Path 2

7

MHL+

I/O

Differential Signal Path 3

8

MHL-

I/O

Differential Signal Path 3

9

GND

GND

Ground

10

D-

I/O

Common Differential Signal Path

11

D+

I/O

Common Differential Signal Path

12

VCC

POWER

Power Supply

Truth Table

SEL1

SEL0

Source Connected To Common Pin

Low

Low

USB1+/- connect to D+/-

Low

High

USB2+/- connect to D+/-

High

Low

MHL+/- connect to D+/-

High

High

USB and MHL switches in High-Z

Pin Configuration

Pin Description