307013-003 Datasheet, PDF (30/848 Pages) Intel Corporation – Intel I/O Controller Hub 7

23-27C0 to C2 to C0 Timings (Mobile/Ultra Mobile Only) .................................................... 831
23-28C0 to C3 to C0 Timings (Mobile/Ultra Mobile Only) .................................................... 832
23-29C0 to C4 to C0 Timings (Mobile/Ultra Mobile Only) .................................................... 832
23-30AC ’97 Data Input and Output Timings (Desktop and Mobile Only)............................... 833
23-31Intel^® High Definition Audio Input and Output Timings .............................................. 833
23-32SPI Timings (Desktop and Mobile Only) ................................................................... 834
24-1Intel^® ICH7 Package (Top View)............................................................................... 835
24-2Intel^® ICH7 Package (Bottom View).......................................................................... 836
24-3Intel^® ICH7 Package (Side View).............................................................................. 836
24-4Intel ICH7-U Package Drawing ................................................................................. 837
25-1XOR Chain Test Mode Selection, Entry and Testing...................................................... 839
25-2Example XOR Chain Circuitry ................................................................................... 840
Tables
1-1 Industry Specifications ..............................................................................................39
1-2 PCI Devices and Functions .........................................................................................43
1-3 Intel^® ICH7 Desktop/Server Family ............................................................................50
1-4 Intel^® ICH7-M Mobile and ICH7-U Ultra Mobile Components ...........................................50
2-1 Direct Media Interface Signals ....................................................................................55
2-2 PCI Express* Signals ................................................................................................55
2-3 Platform LAN Connect Interface Signals .......................................................................56
2-4 EEPROM Interface Signals..........................................................................................56
2-5 Firmware Hub Interface Signals ..................................................................................56
2-6 PCI Interface Signals ................................................................................................57
2-7 Serial ATA Interface Signals .......................................................................................59
2-8 IDE Interface Signals ................................................................................................60
2-9 LPC Interface Signals ................................................................................................62
2-10Interrupt Signals ......................................................................................................62
2-11USB Interface Signals ...............................................................................................63
2-12Power Management Interface Signals ..........................................................................64
2-13Processor Interface Signals ........................................................................................66
2-14SM Bus Interface Signals ...........................................................................................68
2-15System Management Interface Signals ........................................................................68
2-16Real Time Clock Interface ..........................................................................................69
2-17Other Clocks ............................................................................................................69
2-18Miscellaneous Signals................................................................................................70
2-19AC ’97/Intel^® High Definition Audio Link Signals ...........................................................71
2-20Serial Peripheral Interface (SPI) Signals ......................................................................72
2-21General Purpose I/O Signals ......................................................................................72
2-22Power and Ground Signals .........................................................................................74
2-23Functional Strap Definitions .......................................................................................76
3-1 Integrated Pull-Up and Pull-Down Resistors..................................................................79
3-2 IDE Series Termination Resistors ................................................................................80
3-3 Power Plane and States for Output and I/O Signals for Desktop Only Configurations ..........81
3-4 Power Plane and States for Output and I/O Signals for Mobile/Ultra Mobile Only
Configurations .........................................................................................................86
3-5 Power Plane for Input Signals for Desktop Only Configurations .......................................90
3-6 Power Plane for Input Signals for Mobile/Ultra Mobile Only Configurations ........................92
4-1 Intel^® ICH7 and System Clock Domains ......................................................................95
5-1 PCI Bridge Initiator Cycle Types .................................................................................99
5-2 Type 1 Address Format ........................................................................................... 102
5-3 MSI vs. PCI IRQ Actions .......................................................................................... 104
5-4 Advanced TCO Functionality ..................................................................................... 114
5-5 LPC Cycle Types Supported...................................................................................... 119
30
Intel ^® ICH7 Family Datasheet