NH82801GHM S L8YR Intel, NH82801GHM S L8YR Datasheet - Page 3

• Manufacturer Part Number: NH82801GHM S L8YR
• Manufacturer: Intel

Specifications of NH82801GHM S L8YR

• Lead Free Status / RoHS Status: Compliant

Contents
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2
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5
Intel
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Introduction ............................................................................................................ 39
1.1
1.2
Signal Description ................................................................................................... 51
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
2.22
2.23
2.24
Intel
3.1
3.2
3.3
3.4
Intel
Functional Description ............................................................................................. 99
5.1
ICH7 Family Datasheet
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Overview ......................................................................................................... 42
Intel
Direct Media Interface (DMI) to Host Controller ..................................................... 55
PCI Express* (Desktop and Mobile Only) .............................................................. 55
Platform LAN Connect Interface (Desktop and Mobile Only)..................................... 56
EEPROM Interface (Desktop and Mobile Only)........................................................ 56
Firmware Hub Interface (Desktop and Mobile Only)................................................ 56
PCI Interface .................................................................................................... 57
Serial ATA Interface (Desktop and Mobile Only) ..................................................... 59
IDE Interface .................................................................................................... 60
LPC Interface.................................................................................................... 62
Interrupt Interface ............................................................................................ 62
USB Interface ................................................................................................... 63
Power Management Interface.............................................................................. 64
Processor Interface............................................................................................ 66
SMBus Interface................................................................................................ 68
System Management Interface............................................................................ 68
Real Time Clock Interface ................................................................................... 69
Other Clocks..................................................................................................... 69
Miscellaneous Signals ........................................................................................ 70
AC ’97/Intel
Serial Peripheral Interface (SPI) (Desktop and Mobile Only) .................................... 72
Intel
General Purpose I/O Signals ............................................................................... 72
Power and Ground ............................................................................................. 74
Pin Straps ........................................................................................................ 76
2.24.1 Functional Straps ................................................................................... 76
2.24.2 External RTC Circuitry ............................................................................. 78
Integrated Pull-Ups and Pull-Downs ..................................................................... 79
IDE Integrated Series Termination Resistors.......................................................... 80
Output and I/O Signals Planes and States............................................................. 81
Power Planes for Input Signals ............................................................................ 90
PCI-to-PCI Bridge (D30:F0) ................................................................................ 99
5.1.1
5.1.2
5.1.3
5.1.4
ICH7 Pin States............................................................................................. 79
ICH7 and System Clock Domains................................................................... 95
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ICH7 Family High-Level Component Differences ........................................... 50
Quick Resume Technology (Intel
PCI Bus Interface ................................................................................... 99
PCI Bridge As an Initiator ........................................................................ 99
5.1.2.1
5.1.2.2
5.1.2.3
5.1.2.4
5.1.2.5
5.1.2.6
5.1.2.7
5.1.2.8
Parity Error Detection and Generation ..................................................... 101
PCIRST# ............................................................................................. 101
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High Definition Audio Link ............................................................... 71
Memory Reads and Writes.......................................................... 99
I/O Reads and Writes .............................................................. 100
Configuration Reads and Writes ................................................ 100
Locked Cycles......................................................................... 100
Target / Master Aborts ............................................................. 100
Secondary Master Latency Timer............................................... 100
Dual Address Cycle (DAC) ........................................................ 100
Memory and I/O Decode to PCI................................................. 101
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ICH7DH Only) ......................................... 72
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