82870P2P64H2 Datasheet, PDF (9/217 Pages) –

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Electrical Characteristics................................................................................................. 180
5.1 DC Voltage and Current Characteristics ............................................................ 180
5.1.1 Intel^® P64H2 DC Characteristics ........................................................ 180
5.1.2 Input Characteristic Signal Association .............................................. 181
5.1.3 DC Input Characteristics..................................................................... 181
5.1.4 DC Characteristic Output Signal Association ..................................... 182
5.1.5 DC Output Characteristics .................................................................. 183
5.1.6 Other DC Characteristics.................................................................... 183
5.1.6.1 Hub Interface 2.0 DC Characteristics................................ 184
5.1.6.2 PCI Interface DC Characteristics
(5 V Signaling Environment).............................................. 185
5.1.6.3 PCI Interface DC Characteristics
(3.3 V Signaling Environment)........................................... 186
5.1.6.4 PCI-X Interface DC Characteristics................................... 186
5.1.6.5 PCI Hot Plug DC Characteristics....................................... 187
5.1.6.6 Input Clock DC Characteristics ......................................... 187
5.1.6.7 Output Clock DC Characteristics ...................................... 188
5.2 AC Characteristics and Timing........................................................................... 189
5.2.1 PCI Interface Timing........................................................................... 189
5.2.1.1 PCI Clock Characteristics ................................................. 191
5.2.1.2 PCI Clock Uncertainty ....................................................... 192
5.2.2 PCI-X Interface Timing ....................................................................... 193
5.2.2.1 PCI-X Clock Characteristics.............................................. 195
5.2.2.2 PCI-X Clock Uncertainty.................................................... 196
5.2.2.3 P64H2 Clock Timings........................................................ 197
5.2.2.4 Spread Spectrum Clocking ............................................... 200
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Ballout and Package Information .................................................................................... 201
6.1 Package Information .......................................................................................... 210
6.1.1 Package Trace Lengths for Hub Interface.......................................... 213
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Testability ........................................................................................................................ 215
7.1 XOR Power Up Strap ......................................................................................... 215
7.2 XOR Test Chain Test ......................................................................................... 215
7.3 Pins Excluded from XOR Chain Testing ............................................................ 217
Intel^® 82870P2 P64H2 Datasheet
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