PRIXP425BB Intel, PRIXP425BB Datasheet - Page 3

• 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

Contents
1.0
2.0
3.0
4.0
Datasheet
Product Features ...........................................................................................................................9
1.1
1.2
1.3
Functional Overview ...................................................................................................................14
2.1
2.2
Functional Signal Descriptions ..................................................................................................30
Package and Pinout Information................................................................................................42
4.1
4.2
4.3
Product Line Features .......................................................................................................... 9
Processor Features ............................................................................................................12
About this Document ..........................................................................................................12
Functional Units ..................................................................................................................17
2.1.1
2.1.2
2.1.3
2.1.4
2.1.5
2.1.6
2.1.7
2.1.8
2.1.9
2.1.10 High-Speed and Console UARTs ..........................................................................22
2.1.11 GPIO ......................................................................................................................22
2.1.12 Internal Bus Performance Monitoring Unit (IBPMU) ..............................................22
2.1.13 Interrupt Controller .................................................................................................22
2.1.14 Timers ....................................................................................................................23
2.1.15 AHB Queue Manager ............................................................................................23
Intel XScale
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
2.2.10 Multiply-Accumulate Coprocessor (CP0) ...............................................................28
2.2.11 Performance Monitoring Unit (PMU)......................................................................29
2.2.12 Debug Unit .............................................................................................................29
Package Description ...........................................................................................................42
Signal-Pin Descriptions.......................................................................................................45
Package Thermal Specifications ........................................................................................73
4.3.1
4.3.2
Network Processor Engines (NPEs) ......................................................................17
Internal Bus............................................................................................................18
2.1.2.1
2.1.2.2
2.1.2.3
MII Interfaces .........................................................................................................19
UTOPIA 2 ..............................................................................................................20
USB Interface ........................................................................................................20
PCI Controller ........................................................................................................20
SDRAM Controller .................................................................................................20
Expansion Bus .......................................................................................................21
High-Speed, Serial Interfaces ................................................................................21
Super Pipeline .......................................................................................................24
Branch Target Buffer (BTB) ...................................................................................25
Instruction Memory Management Unit (IMMU) ......................................................26
Data Memory Management Unit (DMMU) .............................................................26
Instruction Cache (I-Cache) ...................................................................................26
Data Cache (D-Cache) ..........................................................................................27
Mini-Data Cache ....................................................................................................27
Fill Buffer (FB) and Pend Buffer (PB).....................................................................28
Write Buffer (WB)...................................................................................................28
Commercial Temperature ......................................................................................73
Extended Temperature ..........................................................................................73
®
Core..............................................................................................................23
North AHB..............................................................................................18
South AHB .............................................................................................19
APB Bus.................................................................................................19
Intel
®
IXP42X Product Line and IXC1100 Control Plane Processor
Contents
3