Intel 2 Quad Q8400S BX80580Q8400S Data Sheet

3

Introduction ..............................................................................................................9
1.1

Terminology ..................................................................................................... 10
1.1.1

Processor Terminology Definitions ............................................................ 10

Electrical Specifications ........................................................................................... 13
2.1

Power and Ground Lands.................................................................................... 13

Voltage Identification ......................................................................................... 14

Reserved, Unused, and TESTHI Signals ................................................................ 16

DC Voltage and Current Specification ........................................................ 18

FSB Signal Groups.................................................................................. 24

CMOS and Open Drain Signals ................................................................. 25

Processor DC Specifications ..................................................................... 26
2.7.3.1

GTL+ Front Side Bus Specifications ............................................. 28

Front Side Bus Clock (BCLK[1:0]) and Processor Clocking ............................ 29

BCLK[1:0] Specifications ......................................................................... 31

................................................................................. 35

............................................................................... 43

Alphabetical Signals Reference ............................................................................ 66

............................................................. 77