Preliminary Information
AMD Athlon XP
Processor Model 8
ssor
Data Sheet
TM
Publication #
25175
Rev.
F
Issue Date:
December 2002
Preliminary Information
© 2001, 2002 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 otherwise, to any intellectual property rights is
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to, the implied warranty of merchantability, fitness for a particular purpose,
or infringement of any intellectual property right.
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as components in systems intended for surgical implant into the body, or in
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sonal injury, death, or severe property or environmental damage may occur.
AMD reserves the right to discontinue or make changes to its products at any
time without notice.
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are trademarks of Advanced Micro Devices, Inc.
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Other product names used in this publication are for identification purposes only and may be trademarks of
their respective companies.
Preliminary Information
25175F—December 2002
AMD Athlon™ XP Processor Model 8 Data Sheet
Contents
1
2
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.1
QuantiSpeed™ Architecture Summary. . . . . . . . . . . . . . . . . . . 2
Interface Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1
2.2
2.3
2.4
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Signaling Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Push-Pull (PP) Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
AMD Athlon™ System Bus Signals . . . . . . . . . . . . . . . . . . . . . . 6
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
6.2
6.3
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
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
8
Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
8.1
8.2
Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Interface Signal Groupings . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Table of Contents
iii
Preliminary Information
AMD Athlon™ XP Processor Model 8 Data Sheet
25175F—December 2002
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8.10
8.11
8.12
8.13
8.14
Voltage Identification (VID[4:0]) . . . . . . . . . . . . . . . . . . . . . . 33
Frequency Identification (FID[3:0]) . . . . . . . . . . . . . . . . . . . . 33
VCCA AC and DC Characteristics . . . . . . . . . . . . . . . . . . . . . . 33
Decoupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
V
CC_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
9
Signal and Power-Up Requirements . . . . . . . . . . . . . . . . . . . . 45
9.1
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
9.2
10
Mechanical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
10.1
10.2
10.3
10.4
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Die Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
OPGA Package Dimensions of AMD Athlon XP
Processors Model 8 with a CPUID of 680 . . . . . . . . . . . . . . . . 50
OPGA Package Dimensions of AMD Athlon XP
Processors Model 8 with a CPUID of 681 . . . . . . . . . . . . . . . . 51
11
Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
11.1
11.2
11.3
Pin Diagram and Pin Name Abbreviations. . . . . . . . . . . . . . . 53
Pin List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Detailed Pin Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
A20M# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
AMD Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
AMD Athlon System Bus Pins . . . . . . . . . . . . . . . . . . . . . . 70
Analog Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
APIC Pins, PICCLK, PICD[1:0]# . . . . . . . . . . . . . . . . . . . . 70
CLKFWDRST Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
CLKIN, RSTCLK (SYSCLK) Pins. . . . . . . . . . . . . . . . . . . . 70
CONNECT Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
COREFB and COREFB# Pins . . . . . . . . . . . . . . . . . . . . . . . 71
CPU_PRESENCE# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
DBRDY and DBREQ# Pins . . . . . . . . . . . . . . . . . . . . . . . . . 71
FERR Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
FID[3:0] Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
FSB_Sense[1:0] Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
iv
Table of Contents
Preliminary Information
25175F—December 2002
AMD Athlon™ XP Processor Model 8 Data Sheet
FLUSH# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
IGNNE# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
INIT# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
INTR Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
JTAG Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
K7CLKOUT and K7CLKOUT# Pins . . . . . . . . . . . . . . . . . . 74
Key Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
NC Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
NMI Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
PGA Orientation Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
PLL Bypass and Test Pins . . . . . . . . . . . . . . . . . . . . . . . . . . 74
PWROK Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
SADDIN[1:0]# and SADDOUT[1:0]# Pins . . . . . . . . . . . . . 75
Scan Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
SMI# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
STPCLK# Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
SYSCLK and SYSCLK#. . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
THERMDA and THERMDC Pins . . . . . . . . . . . . . . . . . . . . 75
VCCA Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
VID[4:0] Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
VREFSYS Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
ZN and ZP Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
12
Ordering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Standard AMD Athlon XP Processor Model 8 Products . . . . . . . . . . 77
Appendix A Thermal Diode Calculations . . . . . . . . . . . . . . . . . . . . . 79
Ideal Diode Equation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Temperature Offset Correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Appendix B Conventions and Abbreviations . . . . . . . . . . . . . . . . . . 83
Signals and Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Data Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Abbreviations and Acronyms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Related Publications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Table of Contents
v
