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12 Revision History
AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003
Preliminary Information
October 2002 D
Public revision D of the AMD Athlon™ XP Processor Model 8 Data Sheet includes the following
changes:
■ In Chapter 1, revised wording in Overview.
■ In Chapter 6, revised Table 2, “Electrical and Thermal Specifications for Processors with a
CPUID of 681,” on page 23, added Table 3, “SYSCLK and SYSCLK# AC Characteristics,” on
page 24, Figure 8, “SYSCLK Waveform,” on page 24, and Table 4, “AMD Athlon™ System
Bus AC Characteristics,” on page 25.
■ Added Chapter 7, “Advanced 333 Front-Side Bus AMD Athlon™ XP Processor Model 8
Specifications” on page 27, Table 5, “Electrical and Thermal Specifications,” on page 27,
Table 6, “SYSCLK and SYSCLK# AC Characteristics,” on page 28, Figure 9, “SYSCLK
Waveform,” on page 28, and Table 7, “AMD Athlon™ System Bus AC Characteristics,” on
page 29.
■ In Chapter 8, revised Table 8, “Interface Signal Groupings,” on page 31, Table 9, “VID[4:0]
DC Characteristics,” on page 33, Table 10, “FID[3:0] DC Characteristics,” on page 33, and
Table 19, “APIC Pin AC and DC Characteristics,” on page 44.
■ In Chapter 10, revised Table 21, “Part Number 27291 OPGA Package Dimensions for
AMD Athlon™ XP Processors Model 8 with a CPUID of 680,” on page 50 and Table 22, “Part
Number 27291 OPGA Package Dimensions for AMD Athlon™ XP Processors Model 8 with a
CPUID of 681,” on page 51.
■ In Chapter 12, revised Figure 18, “OPN Example for the AMD Athlon™ XP Processor Model
8,” on page 81.
August 2002 C
Public revision C of the AMD Athlon™ XP Processor Model 8 Data Sheet includes the following
changes:
■ In Chapter 3, revised Figure 2, “Logic Symbol Diagram,” on page 7.
■ In Chapter 6, added Table 1, “Electrical and Thermal Specifications for Processors with a
CPUID of 680,” on page 22 and Table 2, “Electrical and Thermal Specifications for
Processors with a CPUID of 681,” on page 23.
■ In Chapter 8, revised Table 8, “Interface Signal Groupings,” on page 31.
■ In Chapter 10, added Table 21, “Part Number 27291 OPGA Package Dimensions for
AMD Athlon™ XP Processors Model 8 with a CPUID of 680,” on page 50 and Table 22, “Part
Number 27291 OPGA Package Dimensions for AMD Athlon™ XP Processors Model 8 with a
CPUID of 681,” on page 51.
■ In Chapter 11, revised Figure 16, “AMD Athlon™ XP Processor Model 8 Pin Diagram—
Topside View,” on page 56, Figure 17, “AMD Athlon™ XP Processor Model 8 Pin Diagram—
Bottomside View,” on page 57, Table 24, “Pin Name Abbreviations,” on page 58, Table 25,
“Cross-Reference by Pin Location,” on page 66, and added “FSB_Sense[1:0] Pins” on page
77, and Table 27, “Front-Side Bus Sense Truth Table,” on page 77.
■ In Chapter 12, revised Figure 18, “OPN Example for the AMD Athlon™ XP Processor Model
8,” on page 81.
June 2002 B First public release of the AMD Athlon™ XP Processor Model 8 Data Sheet
Date Rev Description