Intel 520J - Pentium 4 2.80GHz 800MHz 1MB Socket 775 CPU Datasheet page 6

Contents
Tables
1-1 References ................................................................................................................................. 13
2-1 Core Frequency to FSB Multiplier Configuration ........................................................................ 16
2-2 Voltage Identification Definition .................................................................................................. 18
2-3 FSB Signal Groups..................................................................................................................... 21
2-4 Signal Characteristics ................................................................................................................. 22
2-5 Signal Reference Voltages ......................................................................................................... 22
2-6 BSEL[2:0] Frequency Table for BCLK[1:0] ................................................................................. 23
2-7 Processor DC Absolute Maximum Ratings ................................................................................ 24
2-8 Voltage and Current Specifications ............................................................................................ 25
2-9 VCC Static and Transient Tolerance for 775_VR_CONFIG_04A Processors ........................... 27
2-10 VCC Static and Transient Tolerance for 775_VR_CONFIG_04B Processors ........................... 29
2-11 GTL+ Asynchronous Signal Group DC Specifications .............................................................. 31
2-12 GTL+ Signal Group DC Specifications ....................................................................................... 31
2-13 PWRGOOD and TAP Signal Group DC Specifications .............................................................. 32
2-14 VTTPWRGD DC Specifications.................................................................................................. 32
2-15 BSEL [2:0] and VID[5:0] DC Specifications ................................................................................ 32
2-16 BOOTSELECT DC Specifications .............................................................................................. 32
2-17 VCC Overshoot Specifications ................................................................................................... 33
2-18 GTL+ Bus Voltage Definitions .................................................................................................... 34
3-1 Processor Loading Specifications .............................................................................................. 39
3-2 Package Handling Guidelines .................................................................................................... 39
3-3 Processor Materials .................................................................................................................... 40
4-1 Alphabetical Land Assignments ................................................................................................. 46
4-2 Numerical Land Assignment....................................................................................................... 56
4-3 Signal Description....................................................................................................................... 66
5-1 Processor Thermal Specifications .............................................................................................. 76
5-2 Thermal Profile for Processors with PRB = 1 ............................................................................. 77
5-3 Thermal Profile for Processors with PRB = 0 ............................................................................. 78
5-4 Thermal Diode Parameters ........................................................................................................ 83
5-5 Thermal Diode Interface ............................................................................................................. 83
6-1 Power-On Configuration Option Signals..................................................................................... 85
7-1 Fan Heatsink Power and Signal Specifications .......................................................................... 92
7-2 Fan Heatsink Power and Signal Specifications .......................................................................... 96
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Datasheet