Техническая Спецификация для Intel Xeon 7130N LF80550KF0878M

Модели

LF80550KF0878M

Dual-Core Intel

Xeon

Processor 7000 Series Datasheet

6.2.2

On-Demand Mode.................................................................................. 71

6.2.3

PROCHOT# Signal Pin .......................................................................... 71

6.2.4

FORCEPR# Signal Pin .......................................................................... 72

6.2.5

THERMTRIP# Signal Pin ....................................................................... 72

6.2.6

Tcontrol and Fan Speed Reduction ....................................................... 72

6.2.7

Thermal Diode........................................................................................ 72

Features ........................................................................................................................... 73

7.1

Power-On Configuration Options ........................................................................ 73

7.2

Clock Control and Low Power States.................................................................. 73
7.2.1

Normal State .......................................................................................... 73

7.2.2

HALT Power Down State ....................................................................... 74

7.2.3

Stop-Grant State .................................................................................... 74

7.2.4

HALT/Grant Snoop State ....................................................................... 75

7.2.5

Enhanced HALT Powerdown State........................................................ 75

7.3

Enhanced Intel SpeedStep

Technology............................................................ 76

7.4

System Management Bus (SMBus) Interface ..................................................... 76
7.4.1

Processor Information ROM (PIROM).................................................... 77

7.4.2

Scratch EEPROM .................................................................................. 80

7.4.3

PIROM and Scratch EEPROM Supported SMBus Transactions ........... 80

7.4.4

SMBus Thermal Sensor ......................................................................... 81

7.4.5

Thermal Sensor Supported SMBus Transactions .................................. 81

7.4.6

SMBus Thermal Sensor Registers ......................................................... 84

7.4.7

SMBus Thermal Sensor Alert Interrupt .................................................. 87

7.4.8

SMBus Device Addressing..................................................................... 88

7.4.9

Managing Data in the PIROM ................................................................ 89

Boxed Processor Specifications....................................................................................... 97

8.1

Introduction ......................................................................................................... 97

8.2

Mechanical Specifications ................................................................................... 98
8.2.1

Boxed Processor Heatsink Dimensions ................................................. 98

8.2.2

Boxed Processor Heatsink Weight....................................................... 104

8.2.3

Boxed Processor Retention Mechanism and Heatsink Supports......... 104

8.3

Thermal Specifications ...................................................................................... 105
8.3.1

Boxed Processor Cooling Requirements ............................................. 105

8.3.2

Boxed Processor Contents .................................................................. 105

Debug Tools Specifications............................................................................................ 107

9.1

Logic Analyzer Interface (LAI) ........................................................................... 107
9.1.1

Mechanical Considerations .................................................................. 107

9.1.2

Electrical Considerations...................................................................... 107