Contents
5.6.2.5 MDIO....................................................................................................138
5.6.2.6 DDRI SDRAM Bus...............................................................................139
5.6.2.7 Expansion Bus.....................................................................................142
5.6.2.8 Serial Peripheral Port Interface Timing................................................158
5.6.2.9 I2C Interface Timing.............................................................................159
5.6.2.10 High-Speed, Serial Interfaces..............................................................161
5.6.2.11 JTAG....................................................................................................163
5.6.3 Reset Timings......................................................................................................164
Power Sequence ..............................................................................................................165
Power Dissipation.............................................................................................................166
Ordering Information.........................................................................................................166
5.7
5.8
5.9
Figures
1
2
3
4
5
6
7
Intel® IXP465 Network Processor Block Diagram ......................................................................16
Intel® IXP460 Network Processor Block Diagram ......................................................................17
Intel® IXP455 Network Processor Block Diagram ......................................................................18
Intel XScale® Core Block Diagram .............................................................................................34
544-Pin Lead PBGA Package — First of Two Drawings............................................................41
544-Pin Lead PBGA Package — Second of Two Drawings.......................................................42
Package Markings:
Intel® IXP45X and Intel® IXP46X Product Line of Network Processors—
Extended and Commercial Temperature, Lead-Free / Compliant with Standard for
Restriction on the Use of Hazardous Substances (RoHS) .........................................................43
Package Markings:
8
Intel® IXP45X and Intel® IXP46X Product Line of Network Processors —
Commercial and Extended Temperature, Lead-Based ..............................................................44
9
10
11
V
V
V
Power Filtering Diagram.............................................................................................118
Power Filtering Diagram.............................................................................................118
Power Filtering Diagram.............................................................................................119
CCPLL1
CCPLL2
CCPLL3
12 OSC_VCCP Power Filtering Diagram ......................................................................................119
13 OSC_VCC Power Filtering Diagram.........................................................................................120
14 RCOMP Pin External Resistor Requirements ..........................................................................120
15 DDRI_RCOMP Pin External Resistor Requirements................................................................121
16 Typical Connection to an Oscillator ..........................................................................................130
17 PCI Output Timing ....................................................................................................................132
18 PCI Input Timing.......................................................................................................................132
19 UTOPIA Level 2 Input Timings .................................................................................................134
20 UTOPIA Level 2 Output Timings ..............................................................................................134
21 SMII Output Timings.................................................................................................................135
22 SMII Input Timings....................................................................................................................136
23 Source Synchronous SMII Output Timings...............................................................................136
24 Source Synchronous SMII Input Timings .................................................................................137
25 MII Output Timings ...................................................................................................................137
26 MII Input Timings ......................................................................................................................138
27 MDIO Output Timings...............................................................................................................138
28 MDIO Input Timings..................................................................................................................139
29 DDRI SDRAM Write Timings....................................................................................................139
30 DDRI SDRAM Read Timings (2.0 CAS Latency) .....................................................................140
31 DDRI SDRAM Read Timings (2.5 CAS Latency) .....................................................................141
Intel® IXP45X and Intel® IXP46X Product Line of Network Processors Datasheet
Document Number: 306261-003
August 2005
5
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