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Pericom Semiconductor’s 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.
Notebook, Monitor, Switch box or TV sink application
DP 1:3 De-Mux or 3:1 Mux switch with 4 high speed differential, AUX/DDC, HPD and CAB_DET channels
Pin selection for 1:3 DEMUX or 3:1 MUX
HDMI 3:1 Mux switch with 4 high speed differential, DDC and HPD channels
HDMI-mode only supports HDMI-sink application, not support HDMI-source application.
Pin selection for DP mode or HDMI mode
All ports support up to DP1.2 at 5.4Gb/s or HDMI 2.0 at 6Gb/s
Supports manual switching or HPD auto priority selection in 1:3 DEMUX, in DP mode