Datasheet
3
Contents
Introduction .............................................................................................................................13 Terminology ........................................................................................................................ 14
Processor Packaging Terminology ........................................................................ 14
Electrical Specifications .....................................................................................................17 Power and Ground Lands ................................................................................................... 17
VCC Decoupling .....................................................................................................17
VTT Decoupling ......................................................................................................17
Voltage Identification .......................................................................................................... 18
Reserved, Unused, and TESTHI Signals ........................................................................... 20
DC Voltage and Current Specification ................................................................... 22
VCC Overshoot.......................................................................................................26
FSB Signal Groups ................................................................................................ 27
GTL+ Asynchronous Signals ................................................................................. 29
Processor DC Specifications ................................................................................. 30
GTL+ Front Side Bus Specifications ...................................................... 33
Front Side Bus Clock (BCLK[1:0]) and Processor Clocking .................................. 34
BCLK[1:0] Specifications ....................................................................................... 37
Alphabetical Signals Reference .......................................................................................... 70