BX80557430SL9XN Datasheet, PDF (3/100 Pages) Intel Corporation – Intel® Celeron® Processor 400 Series

Contents
1 Introduction .............................................................................................................. 9
1.1 Terminology ....................................................................................................... 9
1.1.1 Processor Packaging Terminology ............................................................. 10
1.2 References ....................................................................................................... 11
2 Electrical Specifications ........................................................................................... 13
2.1 Power and Ground Lands.................................................................................... 13
2.2 Decoupling Guidelines ........................................................................................ 13
2.2.1 Vcc Decoupling ...................................................................................... 13
2.2.2 Vtt Decoupling ....................................................................................... 13
2.2.3 FSB Decoupling...................................................................................... 14
2.3 Voltage Identification ......................................................................................... 14
2.4 Market Segment Identification (MSID) ................................................................. 16
2.5 Reserved, Unused and TESTHI Signals ................................................................. 16
2.6 Voltage and Current Specification ........................................................................ 17
2.6.1 Absolute Maximum and Minimum Ratings .................................................. 17
2.6.2 DC Voltage and Current Specification ........................................................ 19
2.6.3 Vcc Overshoot ....................................................................................... 21
2.6.4 Die Voltage Validation ............................................................................. 22
2.7 Signaling Specifications...................................................................................... 22
2.7.1 FSB Signal Groups.................................................................................. 23
2.7.2 CMOS and Open Drain Signals ................................................................. 25
2.7.3 Processor DC Specifications ..................................................................... 25
2.7.3.1 GTL+ Front Side Bus Specifications ............................................. 27
2.8 Clock Specifications ........................................................................................... 28
2.8.1 Front Side Bus Clock (BCLK[1:0]) and Processor Clocking ............................ 28
2.8.2 FSB Frequency Select Signals (BSEL[2:0])................................................. 29
2.8.3 Phase Lock Loop (PLL) and Filter .............................................................. 29
2.8.4 BCLK[1:0] Specifications (CK505 based Platforms) ..................................... 30
2.8.5 BCLK[1:0] Specifications (CK410 based Platforms) ..................................... 32
2.9 PECI DC Specifications ....................................................................................... 34
3 Package Mechanical Specifications .......................................................................... 35
3.1 Package Mechanical Drawing............................................................................... 35
3.2 Processor Component Keep-Out Zones ................................................................. 39
3.3 Package Loading Specifications ........................................................................... 39
3.4 Package Handling Guidelines............................................................................... 39
3.5 Package Insertion Specifications.......................................................................... 40
3.6 Processor Mass Specification ............................................................................... 40
3.7 Processor Materials............................................................................................ 40
3.8 Processor Markings............................................................................................ 40
3.9 Processor Land Coordinates ................................................................................ 41
4 Land Listing and Signal Descriptions ....................................................................... 43
4.1 Processor Land Assignments ............................................................................... 43
4.2 Alphabetical Signals Reference ............................................................................ 66
5 Thermal Specifications and Design Considerations .................................................. 75
5.1 Processor Thermal Specifications ......................................................................... 75
5.1.1 Thermal Specifications ............................................................................ 75
5.1.2 Thermal Metrology ................................................................................. 78
5.2 Processor Thermal Features ................................................................................ 78
5.2.1 Thermal Monitor..................................................................................... 78
Datasheet
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