PI3WVR12412 Datasheet, PDF (2/13 Pages) Pericom Semiconductor Corporation – HDMI 2.0, DisplayPort 1.2 Video Switch

Pin Assignment (TQFN-42, ZHE)
PI3W VR12412
HDMI 2.0, DisplayPort 1.2 Video Switch
GND 1
38 D2-A
GPU_SEL ²
D0- 3
37 D2+A
36 D3-A
D0+ 4
35 D3+A
DDC/ AUX_HPD_SEL 5
34 _Vdd
D1- 6
33 D0-B
D1+ 7
32 D0+B
D2- 8
D2+ 9
D3- 10
(43)
GND
31 D1-B
30 D1+B
29 D2-B
D3+ 11
28 D2+B
Vdd 12
27 D3-B
SDA/ AUX- ¹³
26 _D3+B
SCL/ AUX+ ¹⁴
25 _OE
HPD_B ¹⁵
HPD_A ¹⁶
24 _{SDA_A/ AUX-_A}
23 SCL_A/ AUX+_A
GND ¹⁷
22 _GND
Truth Table
OE
High
High
High
High
Low
GPU_SEL
Low
Low
High
High
x
Control
DDC/ AUX_HPD_SEL
Low
High
Low
High
x
D0-D3
A
A
B
B
Hi-Z
Switch Function
DDC/ AUX
DDC A/ AUX A
DDC B/ AUX B
DDC A/AUX A
DDC B/ AUX B
Hi-Z
HPD
HPD A
HPD B
HPD A
HPD B
Hi-Z
14-0056
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www.pericom.com 04/29/14