PRIXP425BB Intel, PRIXP425BB Datasheet - Page 82

• Manufacturer Part Number: PRIXP425BB
• Description: IC NETWRK PROCESSR 266MHZ 492BGA
• Manufacturer: Intel

Specifications of PRIXP425BB

• Processor Type: Network
• Features: XScale Core
• Speed: 266MHz
• Voltage: 1.3V
• Mounting Type: Surface Mount
• Package / Case: 492-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 869046

Table 22.
A.3
Table 23.
Intel
Hardware Design Guidelines
82
®
IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
SDRAM Interface
PCI Interface
PCI Interface (Sheet 1 of 2)
SDM_ADDR[12:0]
SDM_DATA[31:0]
SDM_CLKOUT
SDM_BA[1:0]
SDM_RAS_N
SDM_CAS_N
SDM_CS_N[1:0]
SDM_WE_N
SDM_CKE
SDM_DQM[3:0]
†
PCI_AD[31:0]
PCI_CBE_N[3:0]
PCI_PAR
PCI_FRAME_N
PCI_TRDY_N
PCI_IRDY_N
PCI_STOP_N
PCI_PERR_N
PCI_SERR_N
PCI_DEVSEL_N
PCI_IDSEL
PCI_REQ_N[3:1]
PCI_REQ_N[0]
†
††
Name
Name
For a legend of the
For a legend of the
For new designs, this signal should be pulled high with a 10-KΩ resistor when not being utilized in the
system. No change is required to existing designs that have this signal pulled low.
Intel
Type
Type
®
I O/D
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
IXP42X product line and IXC1100 control plane processors—Design Checklist
O
O
O
O
O
O
O
O
O
I
I
†
†
Type
Type
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Series Resistors are recommended. Typical value is 22 Ω.
Should be pulled high
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
This signal can function as an input or an open drain output.
Should be pulled high with a 10-KΩ resistor.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high
utilized in the system.
Should be pulled high with a 10-KΩ resistor when not being
utilized in the system.
Should be pulled high with a 10-KΩ resistor, when the PCI bus is
not being utilized in the system.
codes, see
codes, see
Table 21 on page
Table 21 on page
††
††
††
Recommendation
Recommendation
with a 10-KΩ resistor when not being
with a 10-KΩ resistor when not being
with a 10-KΩ resistor when not being
81.
81.
Document Number: 252817-008US
December 2007
Complete?
Complete?