PI3WVR31313A datasheet(4/27 Pages) PERICOM

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PI3WVR31313A

DP/HDMI 1:3 De-multiplexer switches

www.pericom.com

12/03/15

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pin#

pin Name

Signal Type

Description

AUX1N/SDA1

AUX2N/SDA2

AUX1P/SCL1

AUX2P/SCL2

SDA3

SCL3

AUX (DP) or DDC (HDMI) to three ports

AUXN

AUXP

AUX to DP-source

SDA

SCL

DDC to DP-source

HPD1

HPD2

HPD3

HPD_SRC

HPD1-3 for port1-3;

HPD_SRC to DP-source

CAB_1

CAB_2

CAB_SRC

CAB_1: CAB_DET to port1

CAD_2: CAB_DET to port2

CAB_SRC: CAB_DET to DP-source

No CAB_DET for HDMI port3

OEB

OEB=0, device active; OEB=1, device shut down

SDA_CTL/PRI_SE

MS=0, PRI_SEL selects priority in pin control mode;

MS=1, SDA_CTL as SDA in I2C control mode

SCL_CTL/EQ

MS=0, EQ selects equalization in pin control mode;

MS=1, SCL_CTL as SCL in I2C control mode

I2C_A1/PRE_EMP

MS=0, PRE_EMP selects Pre-emphasis in pin control mode;

MS=1, I2C_A1 as I2C address A1 in I2C control mode

I2C_A2/ROUT_SEL

MS=0, ROUT_SEL selects source termination in pin control

mode;

MS=1, I2C_A2 as I2C address A2 in I2C control mode

Mode Select: MS pin with weak pull low resistor > 500Kohm

MS=0 or half VDD input level for pin control mode,

MS=1 for I2C control mode

CEXT

Internal LDO bypass capacitance, 4.7uf to GND

4, 23, 28, 50

VDD

Power

3.3V VDD

Center Pad

GND

Ground

Bottom GND EPAD

15-0162

PI3WVR31313A Datasheet(PDF) 4 Page - Pericom Semiconductor Corporation

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