Datasheet
3
Contents
Introduction.................................................................................................................................... 7
Terminology .................................................................................................................................. 8
Low Power Features.................................................................................................................... 11
Clock Control and Low Power States ......................................................................................... 11
Normal State.................................................................................................................. 11
AutoHALT Powerdown State ......................................................................................... 11
Stop-Grant State............................................................................................................ 12
HALT/Grant Snoop State............................................................................................... 12
Sleep State .................................................................................................................... 12
Deep Sleep State...........................................................................................................13
Enhanced Intel SpeedStep Technology ................................................................................... 14 Electrical Specifications ............................................................................................................. 17
Power and Ground Pins.............................................................................................................. 17
FSB Clock (BCLK[1:0]) and Processor Clocking ........................................................................ 17
Voltage Identification .................................................................................................................. 17
Signal Terminations and Unused Pins........................................................................................ 19
FSB Signal Groups ..................................................................................................................... 19
CMOS Signals ............................................................................................................................ 20
Maximum Ratings ....................................................................................................................... 21
Processor DC Specifications ...................................................................................................... 21
Alphabetical Signals Reference.................................................................................................. 51
Thermal Specifications and Design Considerations................................................................ 59
Thermal Specifications ............................................................................................................... 61
Thermal Diode ............................................................................................................... 61
Intel Thermal Monitor................................................................................................... 62