ics557-03 Integrated Device Technology, ics557-03 Datasheet - Page 5

• Manufacturer Part Number: ics557-03
• Description: Pci-express Clock Source
• Manufacturer: Integrated Device Technology

LVDS Compatible Layout Guidelines
LVDS Device Routing
Typical LVDS Waveform
IDT™ / ICS™ PCI-EXPRESS CLOCK SOURCE
ICS557-03
PCI-EXPRESS CLOCK SOURCE
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
LVDS Recommendations for Differential Routing
ICS557-03
t
OR
Output
1250 mV
Clock
500 ps
1325 mV
500 ps
1250 mV
1150 mV
L1
L1’
t
OF
R
Q
R
T
L2’
L2
5
R
T
Dimension or Value
0.5 max
0.2 max
100
100
150
L3’
L3
R
P
Unit
inch
inch
ohm
ohm
ohm
Device
LVDS
Load
ICS557-03
PCIE SSCG
REV L 022608