PI3VDP411LS
Digital Video Level Shifter from AC coupled
digital video input to a DVI/HDMI transmitter
Table 5: Differential Input Characteristics for IN_D and RX_IN signals
Symbol
Parameter
Min Nom Max Units Comments
Tbit is determined by the display mode. Nom-
inal bit rate ranges from 250Mbps to 2.5Gbps
per lane. Nominal Tbit at 2.5 Gbps=400ps.
360ps=400ps-10%
Tbit
Unit Interval
360
ps
VRX-DIFFp-p Differential Input Peak 0.175
to Peak Voltage
1.200 V
VRX-DIFFp-p=2'|VRX-D+ x VRX-D-|
Applies to IN_D and RX_IN signals
TRX-EYE
Minimum Eye Width at 0.8
IN_D input pair
Tbit The level shifter may add a maximum of
0.02UI jitter
VCM-AC-pp AC Peak
Common Mode Input
Voltage
100 mV
VCM-AC-pp = |VRX-D+ + VRX-D-|/2
- VRX-CM-DC.
VRX-CM-DC = DC(avg) of|VRX-D+ +
VRX-D-|/2
VCM-AC-pp includes all frequencies
above 30 kHz.
ZRX-DC
40
0
50
60
Ω
Required IN_D+ as well as IN_D- DC
impedance (50Ω ± 20% tolerance).
Intended to limit power-up stress on
chipset's PCIE output buffers.
VRX-Bias
ZRX-HIGH-Z
2.0
V
100
Differential inputs must be in a high im-
pedance state when OE# is HIGH.
kΩ
PS8913D
11/05/08
08-0294
7
PERICOM [ PERICOM SEMICONDUCTOR CORPORATION ]
