Contents
32 Expansion Bus Synchronous Timing........................................................................................140
33 Intel Multiplexed Mode..............................................................................................................141
34 Intel Simplex Mode...................................................................................................................142
35 Motorola* Multiplexed Mode.....................................................................................................144
36 Motorola* Simplex Mode ..........................................................................................................146
37 HPI*–8 Mode Write Accesses ..................................................................................................147
38 HPI*-16 Multiplexed Write Mode ..............................................................................................150
39 HPI*-16 Multiplexed Read Mode ..............................................................................................151
40 HPI*-16 Non-Multiplexed Read Mode ......................................................................................152
41 HPI*-16 Non-Multiplexed Write Mode.......................................................................................154
42 Expansion Bus I/O Wait............................................................................................................155
43 Serial Peripheral Interface Timing ............................................................................................156
44 I2C Interface Timing .................................................................................................................157
45 High-Speed, Serial Timings......................................................................................................158
46 Boundary-Scan General Timings .............................................................................................160
47 Boundary-Scan Reset Timings.................................................................................................160
48 Reset Timings...........................................................................................................................161
49 Power-up Sequence Timing .....................................................................................................162
Tables
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Intel® IXP45X and Intel® IXP46X Product Line of Network Processors Features ......................14
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3
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5
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8
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Related Documents....................................................................................................................15
Network Processor Functions.....................................................................................................19
Supported DDRI Memory Configurations...................................................................................25
GPIO Alternate Function Table ..................................................................................................29
Intel® IXP46X Product Line Part Numbers: Lead (pb) Packaging..............................................44
Intel® IXP46X Product Line Part Numbers: Lead Free (pb-free) Packaging ..............................45
Intel® IXP45X Product Line Part Numbers: Lead (pb) Packaging..............................................45
Intel® IXP45X Product Line Part Numbers: Lead Free (pb-free) Packaging ..............................46
10 Signal Type Definitions...............................................................................................................46
11 DDR SDRAM Interface...............................................................................................................48
12 PCI Controller.............................................................................................................................50
13 High-Speed, Serial Interface 0 ...................................................................................................55
14 High-Speed, Serial Interface 1 ...................................................................................................57
15 UTOPIA Level 2/MII_A/ SMII[4] Interface...................................................................................59
16 MII/SMII Interfaces .....................................................................................................................68
17 Expansion Bus Interface.............................................................................................................76
18 UART Interfaces.........................................................................................................................79
19 Serial Peripheral Port Interface ..................................................................................................81
20 I2C Interface...............................................................................................................................82
21 USB Host/Device Interfaces.......................................................................................................83
22 Oscillator Interface......................................................................................................................84
23 GPIO Interface............................................................................................................................85
24 JTAG Interface ...........................................................................................................................86
25 System Interface.........................................................................................................................86
26 Power Interface ..........................................................................................................................88
27 Processors’ Ball Map Assignments ............................................................................................89
28 2.8-Watt Maximum Power Dissipation......................................................................................115
29 3.3-Watt Maximum Power Dissipation......................................................................................115
May 2005
6
Intel® IXP45X and Intel® IXP46X Product Line of Network Processors Datasheet
Document Number: 306261-002