![](http://datasheet.mmic.net.cn/260000/pentium-III_datasheet_15937006/pentium-III_6.png)
Pentium
III Processor for the PGA370 Socket at 500 MHz to 933 MHz
6
Datasheet
List of Tables
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Processor Identification.........................................................................................9
Voltage Identification Definition...........................................................................18
System Bus Signal Groups ................................................................................20
Frequency Select Truth Table for BSEL[1:0] ......................................................21
Absolute Maximum Ratings ................................................................................22
Voltage and Current Specifications ....................................................................24
AGTL+ Signal Groups DC Specifications ...........................................................26
Non-AGTL+ Signal Group DC Specifications .....................................................26
Processor AGTL+ Bus Specifications ................................................................27
System Bus AC Specifications (Clock) ...............................................................28
Valid System Bus to Core Frequency Ratios .....................................................29
System Bus AC Specifications (AGTL+ Signal Group).......................................30
System Bus AC Specifications (CMOS Signal Group) .......................................30
System Bus AC Specifications (Reset Conditions) ............................................31
System Bus AC Specifications (APIC Clock and APIC I/O)................................31
System Bus AC Specifications (TAP Connection) ..............................................32
BCLK/PICCLK Signal Quality Specifications for Simulation
at the Processor Pins .........................................................................................36
AGTL+ Signal Groups Ringback Tolerance Specifications
at the Processor Pins .........................................................................................37
Example Platform Information.............................................................................40
100 MHz AGTL+ Signal Group Overshoot/Undershoot Tolerance
at Processor Pins................................................................................................41
133 MHz AGTL+ Signal Group Overshoot/Undershoot Tolerance.....................42
33 MHz CMOS Signal Group Overshoot/Undershoot Tolerance
at Processor Pins................................................................................................42
Signal Ringback Specifications for Non-AGTL+ Signal
Simulation at the Processor Pins .......................................................................44
Intel Pentium III Processor for the PGA370 Socket
Thermal Specification..........................................................................................45
Thermal Diode Parameters.................................................................................47
Thermal Diode Interface......................................................................................47
Intel Pentium III Processor Package Dimensions..........................................49
Processor Die Loading Parameters ....................................................................49
Signal Listing in Order by Signal Name ..............................................................52
Signal Listing in Order by Pin Number................................................................57
Boxed Processor Fan Heatsink Spatial Dimensions...........................................63
Fan Heatsink Power and Signal Specifications...................................................65
Signal Description ...............................................................................................68
Output Signals.....................................................................................................75
Input Signals .......................................................................................................76
Input/Output Signals (Single Driver)....................................................................77
Input/Output Signals (Multiple Driver) .................................................................77
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37