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Preliminary Information
TM
AMD Athlon XP
Processor Model 8
Data Sheet
Publication # 25175 Rev. H
Issue Date: March 2003
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Preliminary Information © 2001–2003 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced Micro Devices, Inc. (“AMD”) products. AMD makes no representations or war- ranties with respect to the accuracy or completeness of the contents of this publication and reserves the right to make changes to specifications and prod- uct descriptions at any time without notice. No license, whether express, implied, arising by estoppel or otherw
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet Contents Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 QuantiSpeed™ Architecture Summary. . . . . . . . . . . . . . . . . . . 2 2 Interface Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.1 Overview . . . . . . .
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 8 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 8.1 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 8.2 Interface Signal Groupings . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 8.3 Voltage Identification (VID[4:0]) . . . . . . . . . . . . . . . . . . . . . . 33 8.4 Frequency Identification (FID[3:0]) . . .
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet CLKIN, RSTCLK (SYSCLK) Pins. . . . . . . . . . . . . . . . . . . . 74 CONNECT Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 COREFB and COREFB# Pins. . . . . . . . . . . . . . . . . . . . . . . 75 CPU_PRESENCE# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 DBRDY and DBREQ# Pins . . . . . . . . . . . . . . . . . . . . . . . . . 75 FERR Pin . . . . . . . . . . . . .
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 6 Table of Contents
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet List of Figures Figure 1. Typical AMD Athlon™ XP Processor Model 8 System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Figure 2. Logic Symbol Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figure 3. AMD Athlon XP Processor Model 8 Power Management States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 8 List of Figures
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet List of Tables Table 1. Electrical and Thermal Specifications for Processors with a CPUID of 680. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Table 2. Electrical and Thermal Specifications for Processors with a CPUID of 681. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Table 3. SYSCLK and SYSCLK# AC Characteristics . . . . . . . . . . . . . . . 24 Table 4.
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 Table 28. VID[4:0] Code to Voltage Definition . . . . . . . . . . . . . . . . . . . . . 80 Table 29. Constants and Variables for the Ideal Diode Equation . . . . . . 83 Table 30. Constants and Variables Used in Temperature Offset Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Table 31. Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet Revision History Date Rev Description Public revision H of the AMD Athlon™ XP Processor Model 8 Data Sheet includes the following changes: ■ In Chapter 6, revised Table 2, “Electrical and Thermal Specifications for Processors with a March 2003 H CPUID of 681,” on page 23. ■ In Chapter 12, revised Figure 18, “OPN Example for the AMD Athlon™ XP Processor Model 8,” on page 81. Public revision G of the AMD Athlon™
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 Date Rev Description 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, “AM
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet 1Overview The AMD Athlon™ XP processor model 8 with QuantiSpeed™ architecture powers the next generation in computing platforms, ® delivering extreme performance for Windows XP. The AMD Athlon™ XP processor model 8, based on leading- edge 0.13 micron technology, integrates the innovative design and manufacturing expertise of AMD to deliver improved performance, lower power, and smaller die size while maintainin
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 The features of the AMD Athlon XP processor model 8 are QuantiSpeed™ architecture, a high-performance full-speed cache, an advanced 333 front-side Bus (FSB) with a 2.7-Gigabyte per second system bus, or an advanced 266 FSB with a 2.1-Gigabyte per second system bus, and 3DNow!™ Professional technology. The AMD Athlon system bus combines the latest technological advances, such as point-to-point topology, source-s
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet The AMD Athlon XP processor model 8 delivers excellent system performance in a cost-effective, industry-standard form factor. The AMD Athlon XP processor model 8 is compatible with motherboards based on Socket A. Figure 1 shows a typical AMD Athlon XP processor model 8 system block diagram. Thermal Monit or AMD Athlon™ XP Processor Model 8 AMD Athlon System Bus AGP AGP Bus Memory Bus Sy stem Controller SDRAM
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 4 Overview Chapter 1
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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet 2 Interface Signals This section describes the interface signals utilized by the AMD Athlon™ XP processor model 8. 2.1 Overview The AMD Athlon™ system bus architecture is designed to deliver excellent data movement bandwidth for next- generation x86 platforms as well as the high-performance required by enterprise-class application software. The system bus architecture consists of three high-speed channels (a un
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 2.3 Push-Pull (PP) Drivers The AMD Athlon XP processor model 8 supports push-pull (PP) drivers. The system logic configures the processor with the configuration parameter called SysPushPull (1=PP). The impedance of the PP drivers is set to match the impedance of the motherboard by two external resistors connected to the ZN and ZP pins. See “ZN and ZP Pins” on page 80 for more information. 2.4 AMD Athlon™ System
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{ Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet 3 Logic Symbol Diagram Figure 2 is the logic symbol diagram of the processor. This diagram shows the logical grouping of the input and output signals. Clock SYSCLK SYSCLK# VID[4:0] SDATA[63:0]# COREFB SDATAINCLK[3:0]# Voltage COREFB# Control SDATAOUTCLK[3:0]# Data SDATAINVALID# PWROK { SDATAOUTVALID# Frequency FID[3:0] SFILLVALID# Control Front-Side Bus FSB_SENSE[1:0] Autodetect SADDIN[1
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Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 8 Logic Symbol Diagram Chapter 3
