DP/HDMI 1:3 De-mux/Mux Switches
A product Line of Diodes Incorporated
PI3WVR31310A
DP/HDMI 1:3 De-mux/Mux Switches
Features
Description
ÎÎDP 1:3 De-M...
Description
A product Line of Diodes Incorporated
PI3WVR31310A
DP/HDMI 1:3 De-mux/Mux Switches
Features
Description
ÎÎDP 1:3 De-Mux or 3:1 Mux switch with 4 high speed differential, AUX/DDC, HPD and CAB_DET channels
ÎÎPin selection for 1:3 DEMUX or 3:1 MUX
ÎÎHDMI 3:1 Mux switch with 4 high speed differential, DDC and HPD channels
ÎÎHDMI-mode only supports HDMI-sink application, not support HDMI-source application.
ÎÎPin selection for DP mode or HDMI mode
The PI3WVR31310A is a 3:1 Mux or 1:3 Demux high speed passive switch supporting DP 1.2, HDMI 1.4, HDMI 2.0. At DEMUX mode, all three output ports support auto port priority selection by detecting HPD1/2/3 input or manual selection. At MUX mode, HPD1/2/3 will change from input to output, there is no auto port priority selection.
Application
ÎÎAll ports support up to DP1.2 at 5.4Gb/s or HDMI 2.0 at 6Gb/s
ÎÎNotebook, Monitor, Switch box or TV sink application
ÎÎSupports manual switching or HPD auto priority selection in 1:3 DEMUX, in DP mode
ÎÎLow current consumption
ÎÎ3.3V power supply
ÎÎESD protection on all I/O pins for 2kV HBM
ÎÎPackage:
60 pin TQFN (5x9mm)
Block Diagram
CAB_SRC HPD_SRC
AUXP AUXN
SDA SCL
Control Block
MUX DEMUX
120KΩ[1]
[1] 120KΩ
[1] 120KΩ
[1] 120KΩ
HPD1
HPD2
HPD3
CAB_1 CAB_2 CAB_3
AUX1P/SCL1 AUX1N/SDA1 AUX2P/SCL2 AUX2N/SDA2 AUX3P/SCL3 AUX3N/SDA3
D[0:3]P D[0:3]N
OEB PRI_SEL
SEL1 SEL0 DP_HDMI DEMUX_MUX
Port select
Control & Status Register
D[0:3]P1 D[0:3]N1 D[0:3]P2 D[0:3]N2
D[0:3]P3 D[0:3]N3
A...
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