Preliminary Information
AMD Athlon
Processor Module
Data Sheet
TM
Publication # 21016
Rev: M
Issue Date: June 2000
Preliminary Information
Trademarks
AMD, the AMD logo, AMD Athlon, and combinations thereof, 3DNow!, AMD-751, and AMD-756 are trademarks
of Advanced Micro Devices, Inc.
MMX is a trademark of Intel Corporation.
Digital and Alpha are trademarks of Digital Equipment Corporation.
Other product names used in this publication are for identification purposes only and may be trademarks of
their respective companies.
2000 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. Except as set forth in AMD's Standard Terms
and Conditions of Sale, AMD assumes no liability whatsoever, and disclaims
any express or implied warranty, relating to its products including, but not
limited to, the implied warranty of merchantability, fitness for a particular
purpose, or infringement of any intellectual property right.
AMD's products are not designed, intended, authorized or warranted for use
as components in systems intended for surgical implant into the body, or in
other applications intended to support or sustain life, or in any other applica-
tion in which the failure of AMD's product could create a situation where per-
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.
Contents
iii
21016M/0--June 2000
AMD AthlonTM Processor Module Data Sheet
Preliminary Information
Contents
Revision History. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
About This Data Sheet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1
AMD AthlonTM Processor Microarchitecture Summary . . . . . 5
2
Interface Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.2
Signaling Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.3
AMD Athlon System Bus Signals . . . . . . . . . . . . . . . . . . . . . . . 8
3
Logic Symbol Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4
Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
4.1
Power Management States . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Full-On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Halt State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Stop Grant and Sleep States. . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Probe State. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.2
Connection and Disconnection Protocol . . . . . . . . . . . . . . . . 15
Connection Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Connection State Machines . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5
Thermal Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6
Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.1
The AMD Athlon System Bus . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.2
Signal Groupings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Clock Forwarding. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.3
Voltage Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
6.4
Frequency Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.5
Decoupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.6
Termination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
OD Termination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
CLKFWD Signal Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
SYSCLK, SYSCLK# . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
6.7
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6.8
Absolute Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
6.9
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
6.10
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
6.11
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
6.12
Southbridge AC and DC Characteristics . . . . . . . . . . . . . . . . 35
6.13
APIC Pin AC and DC Characteristics . . . . . . . . . . . . . . . . . . . 37
6.14
Signal and Power-Up Requirements . . . . . . . . . . . . . . . . . . . 37
iv
Contents
AMD AthlonTM Processor Module Data Sheet
21016M/0--June 2000
Preliminary Information
7
Mechanical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
7.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
7.2
Module Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
7.3
AMD Athlon Processor Card-Edge Signal Listing . . . . . . . . . 45
8
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Standard AMD Athlon Processor Products . . . . . . . . . . . . . . . . . . . . 53
Appendix A Conventions, Abbreviations, and References . . . . . . . . . . . . . . . . . . . . 57
Signals and Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Data Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Abbreviations and Acronyms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Related Publications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
AMD Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Website . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . s63
List of Figures
v
21016M/0--June 2000
AMD AthlonTM Processor Module Data Sheet
Preliminary Information
List of Figures
Figure 1.
Typical AMD AthlonTM Processor System Block Diagram . . . . . 6
Figure 2.
Logic Symbol Diagram for AMD Athlon Processor . . . . . . . . . 11
Figure 3.
AMD Athlon Processor Power Management States . . . . . . . . . 13
Figure 4.
Example System Bus Disconnection Sequence . . . . . . . . . . . . . 17
Figure 5.
Exiting Stop Grant State/Bus Reconnection Sequence . . . . . . 18
Figure 6.
System Connection States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 7.
Processor Connection States . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 8.
Test Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 9.
AMD Athlon Processor Module Dimensions--Front View . . . 40
Figure 10. AMD Athlon Processor Module Dimensions--Plate Side
View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Figure 11. AMD Athlon Processor Module Dimensions--Side View . . . . 42
Figure 12. AMD Athlon Processor Module Dimensions--Edge View. . . . 42
Figure 13. Card Edge Dimensions--Thermal Plate Side View . . . . . . . . . 43
Figure 14. Card Edge Dimensions (Detail) . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 15. OPN Example for the AMD Athlon Processor Model 2 . . . . . . 53
Figure 16. OPN Example for the AMD Athlon Processor Model 4 . . . . . . 54
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