Datasheet

6 Datasheet
Tables
1 References ..............................................................................................................13
2 Voltage Identification Definition..................................................................................17
3 Absolute Maximum and Minimum Ratings ....................................................................19
4 Voltage and Current Specifications..............................................................................20
5V
CC
Static and Transient Tolerance for 775_VR_CONFIG_05A (Mainstream) and
775_VR_CONFIG_05B (Performance) Processors ..........................................................23
6V
CC
Overshoot Specifications......................................................................................24
7 FSB Signal Groups....................................................................................................26
8 Signal Characteristics................................................................................................27
9 Signal Reference Voltages .........................................................................................27
10 GTL+ Signal Group DC Specifications ..........................................................................28
11 GTL+ Asynchronous Signal Group DC Specifications......................................................29
12 TAP Signal Group DC Specifications.............................................................................29
13 VTTPWRGD DC Specifications.....................................................................................30
14 BSEL[2:0] and VID[5:0] DC Specifications...................................................................30
15 MSID [1,0] and BOOTSELECT DC Specifications............................................................30
16 GTL+ Bus Voltage Definitions.....................................................................................31
17 Core Frequency to FSB Multiplier Configuration.............................................................32
18 BSEL[2:0] Frequency Table for BCLK[1:0] ...................................................................33
19 Front Side Bus Differential BCLK Specifications.............................................................35
20 Processor Loading Specifications.................................................................................41
21 Package Handling Guidelines......................................................................................41
22 Processor Materials...................................................................................................42
23 Alphabetical Land Assignments...................................................................................48
24 Numerical Land Assignment.......................................................................................59
25 Signal Description (Sheet 1 of 9)................................................................................70
26 Processor Thermal Specifications................................................................................82
27 Thermal Profile for 775_VR_CONFIG_05B Processors (Performance)................................83
28 Thermal Profile for 775_VR_CONFIG_05A Processors (Mainstream).................................84
29 Thermal “Diode” Parameters using Diode Model............................................................88
30 Thermal “Diode” Parameters using Transistor Model......................................................89
31 Thermal “Diode” n
trim
and Diode_Correction_Offset.......................................................90
32 Thermal Diode Interface............................................................................................90
33 Power-On Configuration Option Signals .......................................................................91
34 Fan Heatsink Power and Signal Specifications...............................................................98
35 TMA Power and Signal Specifications.........................................................................106
36 TMA Set Points for 3-wire operation of BTX Type I and Type II Boxed Processors ............109