IXP45X datasheet(4/148 Pages) INTEL

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Intel® IXP45X and Intel® IXP46X Product Line of Network Processors—Datasheet

Intel® IXP45X and Intel® IXP46X Product Line of Network Processors

Datasheet

August 2006

Document Number: 306261-004US

4.1.3

Part Numbers.........................................................................................41

4.2

Functional Signal Definitions................................................................................42

4.2.1

Pin Description Tables .............................................................................43

4.3

Signal-Pin Descriptions .......................................................................................77

4.4

Package Thermal Specifications ......................................................................... 103

5.0

Electrical Specifications ......................................................................................... 104

5.1

Absolute Maximum Ratings ............................................................................... 104

5.2

VCCPLL1, VCCPLL2, VCCPLL3, OSC_VCCP, OSC_VCC Pin Requirements .........................105

5.2.1

VCCPLL1 Requirement ............................................................................. 105

5.2.2

VCCPLL2 Requirement ............................................................................. 105

5.2.3

VCCPLL3 Requirement ............................................................................. 106

5.2.4

OSC_VCCP Requirement ........................................................................ 106

5.2.5

OSC_VCC Requirement.......................................................................... 107

5.3

RCOMP Pin Requirements.................................................................................. 107

5.4

DDRI_RCOMP Pin Requirements......................................................................... 108

5.5

DC Specifications ............................................................................................. 108

5.5.1

Operating Conditions............................................................................. 108

5.5.2

PCI DC Parameters ............................................................................... 109

5.5.3

USB 1.1 DC Parameters......................................................................... 109

5.5.4

UTOPIA Level 2 DC Parameters............................................................... 110

5.5.5

MII/SMII DC Parameters........................................................................ 110

5.5.6

MDI DC Parameters .............................................................................. 110

5.5.7

DDRI SDRAM Bus DC Parameters............................................................ 111

5.5.8

Expansion Bus DC Parameters ................................................................ 111

5.5.9

High-Speed, Serial Interface 0 DC Parameters .......................................... 112

5.5.10 High-Speed, Serial Interface 1 DC Parameters .......................................... 112

5.5.11 UART DC Parameters............................................................................. 113

5.5.12 Serial Peripheral Interface DC parameters ................................................ 113

5.5.13 I2C Interface DC Parameters.................................................................. 113

5.5.14 GPIO DC Parameters ............................................................................. 114

5.5.15 JTAG DC Parameters ............................................................................. 114

5.5.16 Reset DC Parameters ............................................................................ 114

5.5.17 All Remaining I/O DC Parameters............................................................ 115

5.6

AC Specifications ............................................................................................. 115

5.6.1

Clock Signal Timings ............................................................................. 115

5.6.1.1

Processors’ Clock Timings......................................................... 115

5.6.1.2

PCI Clock Timings ................................................................... 116

5.6.1.3

MII/SMII Clock Timings ............................................................ 116

5.6.1.4

UTOPIA Level 2 Clock Timings................................................... 117

5.6.1.5

Expansion Bus Clock Timings .................................................... 117

5.6.2

Bus Signal Timings................................................................................ 117

5.6.2.1

PCI........................................................................................ 117

5.6.2.2

USB 1.1 Interface.................................................................... 119

5.6.2.3

UTOPIA Level 2 (33 MHz) ......................................................... 119

5.6.2.4

MII/SMII ................................................................................ 120

5.6.2.5

MDIO..................................................................................... 123

5.6.2.6

DDRI SDRAM Bus .................................................................... 124

5.6.2.7

Expansion Bus ........................................................................ 126

5.6.2.8

Serial Peripheral Port Interface Timing ....................................... 140

5.6.2.9

I2C Interface Timing................................................................ 141

5.6.2.10 High-Speed, Serial Interfaces.................................................... 143

5.6.2.11 JTAG ..................................................................................... 144

5.6.3

Reset Timings ...................................................................................... 145

5.6.3.1

Cold Reset.............................................................................. 145

5.6.3.2

Hardware Warm Reset ............................................................. 146

5.6.3.3

Soft Reset .............................................................................. 146

IXP45X 数据表(PDF) 4 Page - Intel Corporation

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