Pentium
II
Processor at 350 MHz, 400 MHz, and 450 MHz
4
Datasheet
5.2
5.3
5.4
S.E.C.C.2 Mechanical Specification....................................................................52
Processor Package Materials Information ..........................................................57
Pentium
II Processor Signal Listing ..................................................................58
6.0
Boxed Processor Specifications.......................................................................................64
6.1
Introduction .........................................................................................................64
6.2
Mechanical Specifications...................................................................................66
6.2.1
Boxed Processor Fan Heatsink Dimensions..........................................66
6.2.2
Boxed Processor Fan Heatsink Weight..................................................69
6.2.3
Boxed Processor Retention Mechanism and Fan Heatsink Supports....69
6.3
Boxed Processor Requirements .........................................................................72
6.3.1
Fan Heatsink Power Supply...................................................................72
6.4
Thermal Specifications........................................................................................73
6.4.1
Boxed Processor Cooling Requirements ...............................................73
Pentium
II Processor Signal Description........................................................................74
7.1
Alphabetical Signals Reference ..........................................................................74
7.2
Signal Summaries...............................................................................................81
7.0
Figures
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Second Level (L2) Cache Implementations .........................................................8
AGTL+ Bus Topology..........................................................................................11
Stop Clock State Machine...................................................................................11
100/66# Pin Example..........................................................................................20
BCLK to Core Logic Offset..................................................................................33
BCLK, PICCLK, and TCK Generic Clock Waveform...........................................34
System Bus Valid Delay Timings ........................................................................34
System Bus Setup and Hold Timings..................................................................34
System Bus Reset and Configuration Timings....................................................35
Power-On Reset and Configuration Timings.......................................................35
Test Timings (TAP Connection)..........................................................................36
Test Reset Timings .............................................................................................36
BCLK, TCK, PICCLK Generic Clock Waveform at the Processor Core Pins......37
BCLK, TCK, PICCLK Generic Clock Waveform at the Processor Edge
Fingers ................................................................................................................38
Low to High AGTL+ Receiver Ringback Tolerance.............................................40
Non-AGTL+ Overshoot/Undershoot, Settling Limit, and Ringback .....................40
Pentium
II Processor S.E.C.C. - Side View.......................................................42
Pentium
II Processor (S.E.C.C. Package)—Top and Side View.......................45
Pentium
II Processor (S.E.C.C. Package)—Extended Thermal Plate Side
Dimensions .........................................................................................................46
Pentium
II Processor (S.E.C.C. Package)—Bottom View Dimensions.............46
Pentium
II Processor (S.E.C.C. Package)—Latch Arm, Extended Thermal
Plate Lug, and Cover Lug Dimensions................................................................47
Pentium
II Processor (S.E.C.C. Package)—Latch Arm, Extended Thermal
Plate, and Cover Detail Dimensions (Reference Dimensions Only) ...................48
Pentium
II Processor (S.E.C.C. Package)—Extended Thermal Plate
Attachment Detail Dimensions............................................................................49
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