PI3VDP411LS
Digital Video Level Shifter from AC coupled
digital video input to a DVI/HDMI transmitter
Table 8: HPD Input Characteristics
Symbol
Parameter
Min Nom Max
Units
Comments
V
V
Input High Level
2.0
5.0
5.3
0.8
70
V
Low-speed input changes state on
cable plug/unplug
IH-HPD
HPD_sink Input
Low Level
0
V
μA
V
IL-HPD
IN-HPD
I
HPD_sink Input
Leakage Current
Measured with HPD_sink at V
IH-HPD
max and V
min
IL-HPD
V
V
HPD_sink Output
High-Level
2.5
0
V
DD
V
= 3.3V ± 10%
DD
OH-HPDB
OL-HPDB
HPD
HPD_sink Output
Low-Level
0.02
200
V
T
HPD_sink to
HPD_source
propagation delay
ns
Time from HPD_sink changing state
to HPD_source changing state. In-
cludes HPD_source rise/fall time
T
HPD_source rise/
fall time
1
20
ns
Time required to transition from V
OH-
RF-HPDB
to V
or from V
OL-HPDB
HPDB
OL-HPDB
to V
OH-HPDB
Table 9: OE# Input and DDC_EN
Symbol
Parameter
Min Nom Max
Units
Comments
V
V
Input High Level
2.0
0
VDD
V
TMDS enable input changes state
on cable plug/unplug
IH
Input Low Level
0.8
10
V
IL
I
Input Leakage Current
μA
Measured with input at V
IH-EN
IN
max and V
min
IL-EN
Table 10: Termination Resistors
Symbol
Parameter
Min Nom Max
Units
Comments
R
HPD_sink input pull- 80K 100k 120K
down resistor.
Ω
Guarantees HPD_sink is LOW when
no display is plugged in.
HPD
PS8913D
11/05/08
08-0294
10
PERICOM [ PERICOM SEMICONDUCTOR CORPORATION ]
