430 datasheet(3/71 Pages) INTEL

3 / 71 page

Datasheet

Contents

1Introduction ..............................................................................................................7

1.1

Terminology .......................................................................................................8

1.2

References .........................................................................................................9

Low Power Features ................................................................................................ 11

2.1

Clock Control and Low Power States .................................................................... 11

2.1.1

Core Low-Power States ........................................................................... 12

2.1.2

Package Low Power States ...................................................................... 13

2.2

FSB Low Power Enhancements ............................................................................ 15

2.3

Processor Power Status Indicator (PSI#) Signal..................................................... 16

Electrical Specifications ........................................................................................... 17

3.1

FSB (Front Side Bus) and GTLREF........................................................................ 17

3.2

Power and Ground Pins ...................................................................................... 17

3.3

Decoupling Guidelines........................................................................................ 17

3.3.1

VCC Decoupling...................................................................................... 18

3.3.2

FSB AGTL+ Decoupling ........................................................................... 18

3.3.3

FSB Clock (BCLK[1:0]) and Processor Clocking........................................... 18

3.4

Voltage Identification and Power Sequencing ........................................................ 18

3.5

Catastrophic Thermal Protection .......................................................................... 22

3.6

Signal Terminations and Unused Pins ................................................................... 22

3.7

FSB Frequency Select Signals (BSEL[2:0])............................................................ 23

3.8

FSB Signal Groups............................................................................................. 23

3.9

CMOS Signals ................................................................................................... 25

3.10 Maximum Ratings.............................................................................................. 25

3.11 Processor DC Specifications ................................................................................ 25

Package Mechanical Specifications and Pin Information .......................................... 31

4.1

Processor Component Keep-Out Zones................................................................. 31

4.2

Package Loading Specifications ........................................................................... 31

4.3

Processor Mass Specifications ............................................................................. 31

4.4

Processor Pinout and Pin List .............................................................................. 36

4.5

Alphabetical Signals Reference ............................................................................ 55

Thermal Specifications and Design Considerations .................................................. 63

5.1

Thermal Specifications ....................................................................................... 65

5.1.1

Thermal Diode ....................................................................................... 65

5.1.2

Thermal Diode Offset .............................................................................. 68

5.1.3

Intel® Thermal Monitor........................................................................... 68

5.1.4

Digital Thermal Sensor............................................................................ 70

5.1.5

Out of Specification Detection .................................................................. 70

5.1.6

PROCHOT# Signal Pin ............................................................................. 70

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