IXP42X datasheet(3/112 Pages) INTEL

3 / 112 page

Datasheet

Intel® IXP42X Product Line and IXC1100 Control Plane Processor

Contents

1.0

Product Features ...........................................................................................................................9

1.1

Product Line Features ..........................................................................................................9

1.2

Processor Features ............................................................................................................12

1.3

About this Document ..........................................................................................................12

2.0

Functional Overview ...................................................................................................................14

2.1

Functional Units ..................................................................................................................17

2.1.1

Network Processor Engines (NPEs) ......................................................................17

2.1.2

Internal Bus............................................................................................................18

2.1.2.1

North AHB..............................................................................................18

2.1.2.2

South AHB .............................................................................................19

2.1.2.3

APB Bus.................................................................................................19

2.1.3

MII Interfaces .........................................................................................................19

2.1.4

UTOPIA 2 ..............................................................................................................20

2.1.5

USB Interface ........................................................................................................20

2.1.6

PCI Controller ........................................................................................................20

2.1.7

SDRAM Controller .................................................................................................20

2.1.8

Expansion Bus.......................................................................................................21

2.1.9

High-Speed, Serial Interfaces ................................................................................21

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

2.2

Intel XScale® Core..............................................................................................................23

2.2.1

Super Pipeline .......................................................................................................24

2.2.2

Branch Target Buffer (BTB) ...................................................................................25

2.2.3

Instruction Memory Management Unit (IMMU) ......................................................26

2.2.4

Data Memory Management Unit (DMMU) .............................................................26

2.2.5

Instruction Cache (I-Cache) ...................................................................................26

2.2.6

Data Cache (D-Cache) ..........................................................................................27

2.2.7

Mini-Data Cache ....................................................................................................27

2.2.8

Fill Buffer (FB) and Pend Buffer (PB).....................................................................28

2.2.9

Write Buffer (WB)...................................................................................................28

2.2.10 Multiply-Accumulate Coprocessor (CP0) ...............................................................28

2.2.11 Performance Monitoring Unit (PMU)......................................................................29

2.2.12 Debug Unit.............................................................................................................29

3.0

Functional Signal Descriptions..................................................................................................30

4.0

Package and Pinout Information................................................................................................42

4.1

Package Description...........................................................................................................42

4.2

Signal-Pin Descriptions.......................................................................................................45

4.3

Package Thermal Specifications ........................................................................................73

4.3.1

Commercial Temperature ......................................................................................73

4.3.2

Extended Temperature ..........................................................................................73

IXP42X Datasheet(PDF) 3 Page - Intel Corporation

IXP42X Datasheet(HTML) 3 Page - Intel Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL