Processor

Preliminary Information AMD Athlon XP m o Processor Model 8 .c U t4 Data Sheet e TM w w w .D t a S a e h Publication # 25175 Rev. H Issue Date: March 2003 w w w .D at Sh a et e 4U . om c 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 warranties with respect to the accuracy or completeness of the contents of this publication and reserves the right to make changes to specifications and product descriptions at any time without notice. No license, whether express, implied, arising by estoppel or otherwise, to any intellectual property rights is granted by this publication. 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Preliminary Information 25175H—March 2003 AMD Athlon™ XP Processor Model 8 Data Sheet Contents Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 1 2 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 2.1 2.2 2.3 2.4 QuantiSpeed™ Architecture Summary. . . . . . . . . . . . . . . . . . . 2 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Signaling Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Push-Pull (PP) Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 AMD Athlon™ System Bus Signals . . . . . . . . . . . . . . . . . . . . . . 6 Interface Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3 4 Logic Symbol Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4.1 Power Management States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Working State. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Halt State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Stop Grant States. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Probe State. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Connect and Disconnect Protocol . . . . . . . . . . . . . . . . . . . . . . 12 Connect Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Connect State Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Clock Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 4.2 4.3 5 6 CPUID Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Advanced 266 Front-Side Bus AMD Athlon™ XP Processor Model 8 Specifications . . . . . . . . . . . . . . . . . . . . . . . 21 6.1 Part-Specific Electrical and Thermal Specifications for Advanced 266 FSB AMD Athlon XP Processors Model 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Advanced 266 FSB AMD Athlon XP Processor Model 8 SYSCLK and SYSCLK# AC Characteristics . . . . . . . . . . . . . . 24 Advanced 266 FSB AMD Athlon System Bus AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 6.2 6.3 7 Advanced 333 Front-Side Bus AMD Athlon™ XP Processor Model 8 Specifications . . . . . . . . . . . . . . . . . . . . . . . 27 7.1 7.2 7.3 Electrical and Thermal Specifications for the Advanced 333 FSB AMD Athlon XP Processor Model 8 . . . . . . . . . . . . . 27 Advanced 333 FSB AMD Athlon XP Processor Model 8 SYSCLK and SYSCLK# AC Characteristics . . . . . . . . . . . . . . 28 Advanced 333 FSB AMD Athlon System Bus AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Table of Contents 3 Preliminary Information AMD Athlon™ XP Processor Model 8 Data Sheet 25175H—March 2003 8 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 8.1 8.2 8.3 8.4 8.5 8.6 8.7 8.8 8.9 8.10 8.11 8.12 8.13 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Interface Signal Groupings . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Voltage Identification (VID[4:0]) . . . . . . . . . . . . . . . . . . . . . . 33 Frequency Identification (FID[3:0]) . . . . . . . . . . . . . . . . . . . . 33 VCCA AC and DC Characteristics . . . . . . . . . . . . . . . . . . . . . . 33 Decoupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 VCC_CORE Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Absolute Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 SYSCLK and SYSCLK# DC Characteristics . . . . . . . . . . . . . . 37 AMD Athlon System Bus DC Characteristics . . . . . . . . . . . . . 38 General AC and DC Characteristics . . . . . . . . . . . . . . . . . . . . 39 Open-Drain Test Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Thermal Diode Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 42 Thermal Diode Electrical Characteristics. . . . . . . . . . . . . 42 Thermal Protection Characterization . . . . . . . . . . . . . . . . 43 APIC Pins AC and DC Characteristics . . . . . . . . . . . . . . . . . . 44 Power-Up Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Signal Sequence and Timing Description . . . . . . . . . . . . . 45 Clock Multiplier Selection (FID[3:0]) . . . . . . . . . . . . . . . . 48 Processor Warm Reset Requirements. . . . . . . . . . . . . . . . . . . 48 Northbridge Reset Pins. . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Die Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Part Number 27291 OPGA Package Dimensions for AMD Athlon XP Processors Model 8 with a CPUID of 680 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Part Number 27291 OPGA Package Dimensions for AMD Athlon XP Processors Model 8 with a CPUID of 681 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Part Number 27648 OPGA Package Dimensions for AMD Athlon XP Processors Model 8 with a CPUID of 681 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Pin Diagram and Pin Name Abbreviations. . . . . . . . . . . . . . . 55 Pin List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 Detailed Pin Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 A20M# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 AMD Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 AMD Athlon System Bus Pins . . . . . . . . . . . . . . . . . . . . . . 74 Analog Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 APIC Pins, PICCLK, PICD[1:0]# . . . . . . . . . . . . . . . . . . . . 74 CLKFWDRST Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 8.14 9 Signal and Power-Up Requirements . . . . . . . . . . . . . . . . . . . . 45 9.1 9.2 10 Mechanical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 10.1 10.2 10.3 10.4 11 Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 11.1 11.2 11.3 4 Table of Contents 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 FID[3:0] Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 FSB_Sense[1:0] Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 FLUSH# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 IGNNE# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 INIT# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 INTR Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 JTAG Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 K7CLKOUT and K7CLKOUT# Pins .