ics557-08 Integrated Device Technology, ics557-08 Datasheet - Page 6

• Manufacturer Part Number: ics557-08
• Description: 2 1 Multiplexer Chip For Pci-express
• Manufacturer: Integrated Device Technology

LVDS Compatible Layout Guidelines
LVDS Device Routing
Typical LVDS Waveform
IDT™ / ICS™ 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS
ICS557-08
2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS
1000 mV
L1 length, Route as non-coupled 50 ohm trace.
L2 length, Route as non-coupled 50 ohm trace.
R
R
R
P
Q
T
1150 mV
ICS557-08
LVDS Recommendations for Differential Routing
t
OR
Output
Clock
1250 mV
500 ps
1325 mV
500 ps
1250 mV
1150 mV
L1
L1’
t
OF
R
Q
R
T
L2’
L2
6
R
T
Dimension or Value
L3’
0.5 max
0.2 max
100
100
150
L3
R
P
inch
inch
ohm
ohm
ohm
Unit
Device
LVDS
Load
ICS557-08
PCIE MULTIPLEXER
REV E 062607