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PI3PCIE2612-A Datasheet, PDF (12/18 Pages) Pericom Semiconductor Corporation – High Bandwidth, 6-Differential Channel 1:2 DP/PCIe Gen2 Display Mux, ATX Pinout | |||
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PI3PCIE2612-A
High Bandwidth, 6-Differential Channel
1:2 DP/PCIe Gen2 Display Mux, ATX Pinout
Applications Information
Differential Input Characteristics for IN_x+/- and Rxx+/- signals.
Symbol
Parameter
Min
Nom Max Units Comments
Tbit
Unit Interval
199.94 200.00 200.06 Ps
Deï¬ned by Gen2 spec.
VRX-Diffp-p Differential Input Peak 0.175
to Peak Voltage
1.200 V
VRX-DIFFp-p = 2*|VRX-
D+ - VRX-D-|. Applies to
IN_D and RX_IN signals.
TRX-EYE Minimum Eye Width at TBD
Tbit
IN_D input pair.
VCM-AC-pp AC Peak Common-
Mode Input Voltage
100
mV VCM-AC-pp =
|VRX-D+ + VRX-D-| / 2
â VRX-CM-DC.
VRX-CM-DC =
DC(avg) of |VRX-D++
VRX-D-| / 2
VCM-AC-pp includes all
frequencies above 30kHz.
ZRX-DIFF-DC DC Differential Input 80
Impedance
100 120
Ω
Rx DC Differential Mode
impedance.
ZRX-DC
DC Input Impedance 40
50
60
Ω
Required IN_D+ as well
as IN_D- DC impedance
(50 Ω +/- 20% tolerance).
Includes mux resistance.
VRX-Bias
Rx input termination 0
voltage
2.0
V
DDIL
Differential Insertion
Loss
â¥-[0.6*(f)+0.5] dB up to 2.5 dB
GHz (for example, â¥-2 dB at f
= 2.5 GHz);
â¥-[1.2*(f-2.5)+2] dB for 2.5
GHz < f ⤠5 GHz (for exam-
ple, â¥-5 dB at f = 5 GHz);
â¥-[1.6*(f-5)+5] dB for 5 GHz
< f ⤠7.5 GHz (for example,
â¥-9 dB at f = 7.5 GHz);
DDRL
Differential Return
Loss
⤠-14 dB up to 2.8 GHz; ⤠-8 dB
dB up to 5 GHz; ⤠-4 dB up to
7.5 GHz.
DDNEXT Near End Crosstalk
-32 dB max up to 2.5 GHz; - dB
26 dB max up to 5.0 GHz; -20
dB max up to 7.5 GHz;
DDIL when Differential Insertion ⤠-20 dB up to 3 GHz;
dB
switch is off Loss when switch is off
07-0261
12
Intended to limit power-
up stress on PCIE output
buffers.
PS8925B
11/30/07
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