FWIXP425AB Intel, FWIXP425AB Datasheet - Page 77

• Manufacturer Part Number: FWIXP425AB
• Manufacturer: Intel

Specifications of FWIXP425AB

• Core Operating Frequency: 266MHz
• Package Type: BGA
• Pin Count: 492
• Mounting: Surface Mount
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Not Compliant

Critical Routing Topologies—Intel
Figure 31.
Table 19.
Figure 32.
December 2007
Document Number: 252817-008US
PCI Address/Data Topology (PCI Bridge to cPCI Bridge Connector)
PCI Address/Data Routing Guidelines
PCI Clock Topology
Characteristic Trace Impedance
Nominal Trace Separation
Spacing to Other Groups
Reference Plane Ground
Nominal Trace Width
Maximum VIAS
Trace length A
Trace length B
Signal Group
Parameter
Resistor Rs
Topology
®
IXP42X product line and IXC1100 control plane processors
Intel
PCI-PCI
Driver
Bridge
Clock
®
IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
Routing Guidelines
A
A
PCI Address/Data
Max 2,500 mils
Max 200 mils
Daisy Chain
50 Ω ±10%
30 Ω ±10%
Ground
20 mils
4 mils
9 mils
8
Rs
Rs
B
B
cPCI Connector
Hardware Design Guidelines
PCI Device
B2274-01
B2273-01
77