FW82801EB Intel, FW82801EB Datasheet - Page 5

• Manufacturer Part Number: FW82801EB
• Manufacturer: Intel

Specifications of FW82801EB

• Lead Free Status / RoHS Status: Not Compliant

Contents
1
2
3
4
5
Intel
®
82801EB ICH5 / 82801ER ICH5R Datasheet
Introduction..................................................................................................................................39
1.1
1.2
Signal Description .......................................................................................................................49
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10
2.11
2.12
2.13
2.14
2.15
2.16
2.17
2.18
2.19
2.20
2.21
Intel
3.1
3.2
3.3
3.4
3.5
Intel
Functional Description................................................................................................................79
5.1
®
®
ICH5 Power Planes and Pin States..................................................................................69
ICH5 and System Clock Domains....................................................................................77
About This Manual..............................................................................................................39
Overview.............................................................................................................................42
Hub Interface to Host Controller .........................................................................................51
Link to LAN Connect...........................................................................................................51
EEPROM Interface .............................................................................................................51
Flash BIOS Interface ..........................................................................................................52
PCI Interface.......................................................................................................................52
Serial ATA Interface............................................................................................................54
IDE Interface.......................................................................................................................55
LPC Interface......................................................................................................................56
Interrupt Interface ...............................................................................................................57
USB Interface .....................................................................................................................58
Power Management Interface.............................................................................................59
Processor Interface.............................................................................................................60
SMBus Interface .................................................................................................................61
System Management Interface...........................................................................................61
Real Time Clock Interface ..................................................................................................62
Other Clocks .......................................................................................................................62
Miscellaneous Signals ........................................................................................................62
AC-Link ...............................................................................................................................63
General Purpose I/O ...........................................................................................................63
Power and Ground..............................................................................................................65
Pin Straps ...........................................................................................................................66
2.21.1 Functional Straps ...................................................................................................66
2.21.2 External RTC Circuitry ...........................................................................................67
2.21.3 Power Sequencing Requirements .........................................................................67
2.21.4 Test Signals ...........................................................................................................68
Power Planes......................................................................................................................69
Integrated Pull-Ups and Pull-Downs ...................................................................................70
IDE Integrated Series Termination Resistors .....................................................................71
Output and I/O Signals Planes and States .........................................................................71
Power Planes for Input Signals...........................................................................................75
Hub Interface to PCI Bridge (D30:F0).................................................................................79
5.1.1
5.1.2
2.21.3.1 V5REF / Vcc3_3 Sequencing Requirements .........................................67
2.21.3.2 3.3 V/1.5 V Standby Power Sequencing Requirements ........................68
2.21.4.1 Test Mode Selection ..............................................................................68
PCI Bus Interface...................................................................................................79
PCI-to-PCI Bridge Model .......................................................................................80
Contents
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