3

PI3WVR12412

HDMI 2.0, DisplayPort 1.2 Video Switch

www.pericom.com

04/29/14

pin#

pin Name

Signal Type

Description

1

GND

Ground

Ground

2

GPU_SEL

I

switch logic control

3

D0-

I/O

negative differential signal 0 for COM port

4

D0+

I/O

positive differential signal 0 for COM port

5

DDC/ AUX_HPD_SEL

I

Switch logic control for DDC/ AUX and HPD

6

D1-

I/O

negative differential signal 1 for COM port

7

D1+

I/O

positive differential signal 1 for COM port

8

D2-

I/O

negative differential signal 2 for COM port

9

D2+

I/O

positive differential signal 2 for COM port

10

D3-

I/O

negative differential signal 3 for COM port

11

D3+

I/O

positive differential signal 3 for COM port

12

VDD

Power

3.3V +/-10% power supply

13

SDA/ AUX-

I/O

SDA signal for DDC COM port, or negative differential signal for AUX

COM port

14

SCL/ AUX+

I/O

SCLl signal for DDC COM port, or positive differential signal for AUX

COM port

15

HPD_B

I/O

HPD for port B

16

HPD_A

I/O

HPD for port A

17

GND

Ground

Ground

18

HPD

I/O

HPD for COM port

19

SDA_B/ AUX-_B

I/O

SDA signal for DDC, port B, or negative differential signal for AUX COM

port

20

SCL_B/ AUX+_B

I/O

SCL signal for DDC, port B, or positive differential signal for AUX COM

port

21

VDD

Power

3.3V +/-10% power supply

22

GND

Ground

Ground

23

SCL_A/ AUX+_A

I/O

SCL signal for DDC, port A, or positive differential signal for AUX COM

port

24

SDA_A/ AUX-_A

I/O

SDA signal for DDC, port A, or negative differential signal for AUX COM

port

25

OE

I

output enable. if OE is high, IC is enabled. if OE is low, IC is power down

and all I/Os are Hi-Z

26

D3+B

I/O

positive differential signal 3 for portB

27

D3-B

I/O

negative differential signal 3 for portB

28

D2+B

I/O

positive differential signal 2 for portB

29

D2-B

I/O

negative differential signal 2 for portB

30

D1+B

I/O

positive differential signal 1 for portB

31

D1-B

I/O

negative differential signal 1 for portB

Pin Description

14-0056