AMD AX1800DMT3C - Athlon XP 1.53 GHz Processor Datasheet
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AMD AX1800DMT3C - Athlon XP 1.53 GHz Processor Datasheet

AMD AX1800DMT3C - Athlon XP 1.53 GHz Processor Datasheet

Amd athlon xp processor model 6 data sheet
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Preliminary Information
AMD Athlon XP
TM
Processor Model 6

Data Sheet

Publication # 24309
Rev: E
Issue Date: March 2002

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Summary of Contents for AMD AX1800DMT3C - Athlon XP 1.53 GHz Processor

  • Page 1: Data Sheet

    Preliminary Information AMD Athlon XP Processor Model 6 Data Sheet Publication # 24309 Rev: E Issue Date: March 2002...
  • Page 2 AMD reserves the right to discontinue or make changes to its products at any time without notice. Trademarks AMD, the AMD Arrow logo, AMD Athlon, AMD Duron, and combinations thereof, 3DNow!, and QuantiSpeed are trademarks of Advanced Micro Devices, Inc. HyperTransport is a trademark of the HyperTransport Technology Consortium.

  • Page 3: Table Of Contents

    Push-Pull (PP) Drivers ....... . 6 AMD Athlon™ System Bus Signals ..... . 6 Logic Symbol Diagram .
  • Page 4 AMD Pin ........
  • Page 5 Ordering Information ....... . 75 Standard AMD Athlon XP Processor Model 6 Products ..75 Appendix A Conventions and Abbreviations .
  • Page 6 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table of Contents...
  • Page 7 Sequence ..........43 Figure 13. AMD Athlon XP Processor Model 6 OPGA Package ..49 Figure 14.
  • Page 8 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 viii List of Figures...
  • Page 9 AMD Athlon™ System Bus DC Characteristics ... . 34 Table 12. AMD Athlon System Bus AC Characteristics ....35 Table 13.
  • Page 10 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 List of Tables...

  • Page 11: Revision History

    In Chapter 7, revised Table 8, “VCC_CORE Voltage and Current,” on page 31 In Chapter 10, revised Table , “FID[3:0] Pins,” on page 70 In Chapter 11, revised Figure 16, “OPN Example for the AMD Athlon™ XP Processor Model 6’ on page 75 Revisions to the AMD Athlon™...
  • Page 12 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Revision History...

  • Page 13: Overview

    Windows™ XP. The AMD Athlon™ XP processor model 6 is the latest member of the AMD Athlon family of processors designed to meet the computation-intensive requirements of cutting-edge software applications running on high-performance desktop systems.

  • Page 14: Quantispeed™ Architecture Summary

    The AMD Athlon XP processor model 6 delivers excellent system performance in a cost-effective, industry-standard form factor. The AMD Athlon processor model 6 is compatible with motherboards based on Socket A. Figure 1 on page 3 shows a typical AMD Athlon processor system block diagram. Overview Chapter 1...

  • Page 15: Typical Amd Athlon™ Xp Processor Model 6 System

    AGP Bus Memory Bus System Controller SDRAM or DDR (Northbridge) PCI Bus Peripheral Bus Controller SCSI (Southbridge) Modem / Audio LPC Bus Dual EIDE BIOS Figure 1. Typical AMD Athlon™ XP Processor Model 6 System Block Diagram Chapter 1 Overview...
  • Page 16 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Overview Chapter 1...

  • Page 17: Interface Signals

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Interface Signals Overview The AMD Athlon™ system bus architecture is designed to delive r excellent da ta movement bandwidth for next- generation x86 platforms as well as the high-performance required by enterprise-class application software. The system...

  • Page 18: Push-Pull (Pp) Drivers

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Push-Pull (PP) Drivers The AMD Athlon XP processor model 6 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.

  • Page 19: Logic Symbol Diagram

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 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#...
  • Page 20 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Logic Symbol Diagram Chapter 3...

  • Page 21: Power Management

    2) During transitions between the Halt state and the C2 Stop Grant state 3) During transitions between the C2 Stop Grant state and the Halt state 4) C0 Working state Figure 3. AMD Athlon™ XP Processor Model 6 Power Management States Chapter 4 Power Management...

  • Page 22: Working State

    Stop Grant special bus cycle on the AMD Athlon system bus. The processor is not in a low-power state at this time, because the AMD Athlon system bus is still connected. After the Northbridge disconnects the AMD Athlon...
  • Page 23 , t h e p ro c e s s o r i n i t i a t e s a c o n n e c t o f t h e AMD Athlon system bus if it is disconnected. After the...

  • Page 24: Probe State

    Probe State The Probe state is entered when the Northbridge connects the AMD Athlon system bus to probe the processor (for example, to snoop the processor caches) when the processor is in the Halt or Stop Grant state. When in the Probe state, the processor responds to a probe cycle in the same manner as when it is in the Working state.

  • Page 25: Connect And Disconnect Protocol

    Connect Protocol In addition to the legacy STPCLK# signal and the Halt and Stop Grant special cycles, the AMD Athlon system bus connect protocol includes the CONNECT, PROCRDY, and CLKFWDRST signals and a Connect special cycle.
  • Page 26 The system is required to assert the CONNECT signal before returning the C-bit for the connect special cycle (assuming CONNECT has been deasserted). For more information, see the AMD Athlon™ and AMD Duron™ System Bus Specification, order# 21902 for the definition of the C-bit and the Connect special cycle.
  • Page 27 PROCRDY CLKFWDRST Stop Grant PCI Bus Figure 4. AMD Athlon™ System Bus Disconnect Sequence in the Stop Grant State An example of the AMD Athlon system bus disconnect sequence is as follows: 1. The peripheral controller (Southbridge) asserts STPCLK# to place the processor in the Stop Grant state.
  • Page 28 AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Figure 5 shows the signal sequence of events that takes the processor out of the Stop Grant state, connects the processor to the AMD Athlon system bus, and puts the processor into the Working state. STPCLK# PROCRDY...

  • Page 29: Connect State Diagram

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Connect State Figure 6 below and Figure 7 on page 18 show the Northbridge Diagram and processor connect state diagrams, respectively. Disconnect Disconnect Connect Pending Requested Reconnect Probe...
  • Page 30 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Connect Connect Pending 2 Disconnect Pending Connect Pending 1 Disconnect Condition Action CONNECT is deasserted by the Northbridge (for a A CLKFWDRST is asserted by the Northbridge. previously sent Halt or Stop Grant special cycle).

  • Page 31: Clock Control

    (address C001_001Bh) that determines the internal clock divisor when the AMD Athlon system bus is disconnected. Refer to the AMD Athlon™ and AMD Duron™ Processors BIOS, Software, and Debug Developers Guide, order# 21656, for more details on the CLK_Ctl register.
  • Page 32 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Power Management Chapter 4...

  • Page 33: Cpuid Support

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 CPUID Support AMD Athlon™ XP processor model 6 version and feature set recognition can be performed through the use of the CPUID instruction, that provides complete information about the processor—vendor, type, name, etc., and its capabilities.
  • Page 34 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 CPUID Support Chapter 5...

  • Page 35: Thermal Design

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Thermal Design The AMD Athlon™ XP processor model 6 provides a diode that can be used in conjunction with an external temperature sensor to determine the die temperature of the processor.
  • Page 36 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Thermal Design Chapter 6...

  • Page 37: Electrical Data

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Electrical Data Conventions The conventions used in this chapter are as follows: Current specified as being sourced by the processor is negative. Current specified as being sunk by the processor is positive.

  • Page 38: Voltage Identification (Vid[4:0])

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 2. Interface Signal Groupings (continued) Signal Group Signals Notes See “General AC and DC Characteristics” on page 36, “INTR Pin” on page 71, “NMI Pin” on page 72, “SMI# Pin”...

  • Page 39: Frequency Identification (Fid[3:0])

    2. Measured at 2.5 V. Decoupling See the AMD Athlon™ Processor-Based Motherboard Design Guide, order# 24363, or contact your local AMD office for information about the decoupling required on the motherboard for use with the AMD Athlon™ XP processor model 6.

  • Page 40: Vcc_Core Characteristics

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 VCC_CORE Characteristics Table 6 shows the AC and DC characteristics for VCC_CORE. Th e V C C _ C O R E n o m i n a l va l u e i s s h ow n i n Ta b l e 8 , “VCC_CORE Voltage and Current,”...

  • Page 41: Vcc_Core Voltage Waveform

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Figure 8 shows the processor core voltage (VCC_CORE) waveform response to perturbation. The t (negative AC MIN_AC transient excursion time) and t (positive AC transient MAX_AC excursion time) represent the maximum allowable time below or above the DC tolerance thresholds.

  • Page 42: Absolute Ratings

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Absolute Ratings The AMD Athlon XP processor model 6 should not be subjected to conditions exceeding the absolute ratings, as such conditions can adversely affect long-term reliability or result in functional damage.

  • Page 43: Vcc_Core Voltage And Current

    4. These currents occur when the AMD Athlon system bus is disconnected and a low power ratio of 1/64 is applied to the core clock grid of the processor as dictated by a value of 6003_D22Fh programmed into the Clock Control (CLK_Ctl) MSR.

  • Page 44: Sysclk And Sysclk# Ac And Dc Characteristics

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 7.10 SYSCLK and SYSCLK# AC and DC Characteristics Table 9 shows the DC characteristics of the SYSCLK and SYSCLK# differential clocks. The SYSCLK signal represents CLKIN and RSTCLK tied together while the SYSCLK# signal represents CLKIN# and RSTCLK# tied together.

  • Page 45: Figure 10. Sysclk Waveform

    In no cases can the AMD Athlon system bus period violate the minimum specification above. AMD Athlon system bus clock inputs can vary from 100% of the specified frequency to 99% of the specified frequency at a maximum rate of 100 kHz.

  • Page 46: Amd Athlon System Bus Ac And Dc Characteristics

    7.11 AMD Athlon™ System Bus AC and DC Characteristics Table 11 shows the DC characteristics of the AMD Athlon system bus used by the AMD Athlon XP processor model 6. Table 11. AMD Athlon™ System Bus DC Characteristics Symbol Parameter...

  • Page 47: Table 12. Amd Athlon System Bus Ac Characteristics

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 The AC characteristics of the AMD Athlon system bus are shown in Table 12. The parameters are grouped based on the source or destination of the signals involved.

  • Page 48: General Ac And Dc Characteristics

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 7.12 General AC and DC Characteristics Table 13 shows the AMD Athlon XP processor model 6 AC and DC characteristics of the Southbridge, JTAG, test, and miscellaneous pins. Table 13. General AC and DC Characteristics...

  • Page 49: Table 13. General Ac And Dc Characteristics

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 13. General AC and DC Characteristics (continued) Symbol Parameter Description Condition Units Notes Input Time to Acquire 20.0 7, 8 Input Time to Reacquire 40.0 9–13 Signal Rise Time...

  • Page 50: Open Drain Test Circuit

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 7.13 Open Drain Test Circuit Figure 11 is a test circuit that may be used on Automated Test Equipment (ATE) to test for validity on open drain pins.

  • Page 51: Thermal Diode Characteristics

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 7.14 Thermal Diode Characteristics Thermal Diode Electrical Characteristics. Table 14 shows the AMD Athlon XP processor model 6 electrical characteristics of the on-die thermal diode. Table 14. Thermal Diode Electrical Characteristics Symbol Parameter Description...
  • Page 52 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Thermal Protection Characterization. The following section describes parameters relating to thermal protection. The implementation of thermal control circuitry to control processor temperature is left to the manufacturer to determine how to implement.

  • Page 53: Apic Pins Ac And Dc Characteristics

    2. The thermal diode is capable of responding to thermal events of 40°C/s or faster. 3. The AMD Athlon™ XP processor model 6 provides a thermal diode for measuring die temperature of the processor. The processor relies on thermal circuitry on the motherboard to turn off the regulated core voltage to the processor in response to a thermal shutdown event.

  • Page 54: Amd Athlon™ Xp Processor Model 6 Data Sheet 24309E—March

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Electrical Data Chapter 7...

  • Page 55: Signal And Power-Up Requirements

    AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Signal and Power-Up Requirements The AMD Athlon™ XP processor model 6 is designed to provide functional operation if the voltage and temperature parameters are within the limits of normal operating ranges.
  • Page 56 1. RESET# must be asserted before PWROK is asserted. The AMD Athlon XP processor model 6 does not set the correct clock multiplier if PWROK is asserted prior to a RESET# assertion. It is recommended that RESET# be asserted at least 10 nanoseconds prior to the assertion of PWROK.
  • Page 57 8. The FID[3:0] signals become valid within 100 ns after RESET# is asserted. Refer to the AMD Athlon™ Processor- Based Motherboard Design Guide, order# 24363, for the specific implementation and additional circuitry required.

  • Page 58: Clock Multiplier Selection (Fid[3:0])

    Serial Initialization Packet (SIP). The chipset then sends the SIP information to the processor for configuration of the AMD Athlon system bus for the clock multiplier that determines the processor frequency indicated by the FID[3:0] code. The SIP is sent to the processor using the SIP protocol.

  • Page 59: Mechanical Data

    24309E—March 2002 Mechanical Data Introduction The AMD Athlon™ XP processor model 6 connects to the motherboard through a Pin Grid Array (PGA) socket named Socket A. This processor utilizes the Organic Pin Grid Array ( O P G A ) p a ck a g e t y p e d e s c r i b e d i n “ O P G A Pa ck a g e Description”...

  • Page 60: Opga Package Description

    AMD Athlon XP processor model 6 OPGA package. Table 18 provides the dimensions in millimeters assigned to the letters and symbols shown in the Figure 13 diagram. Table 18. Dimensions for the AMD Athlon™ XP Processor Model 6 OPGA Package Minimum...

  • Page 61: Figure 13. Amd Athlon Xp Processor Model 6 Opga Package

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Figure 13. AMD Athlon™ XP Processor Model 6 OPGA Package Chapter 9 Mechanical Data...
  • Page 62 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Mechanical Data Chapter 9...

  • Page 63: Pin Descriptions

    Pin Diagram and Pin Name Abbreviations Figure 14 on page 52 shows the staggered Pin Grid Array (PGA) for the AMD Athlon™ XP processor model 6. Because some of the pin names are too long t o fit in the g rid, they are abbreviated.
  • Page 64 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Pin Descriptions Chapter 10...
  • Page 65 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Chapter 10 Pin Descriptions...

  • Page 66: Table 19. Pin Name Abbreviations

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 19. Pin Name Abbreviations Table 19. Pin Name Abbreviations (continued) Abbreviation Full Name Abbreviation Full Name A20M# ANLOG ANALOG AJ13 CLKFR CLKFWDRST AJ21 CLKIN AN17 CLKIN# AL17...
  • Page 67 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 19. Pin Name Abbreviations (continued) Table 19. Pin Name Abbreviations (continued) Abbreviation Full Name Abbreviation Full Name AC31 PICCLK PICD#0 PICD[0]# AD30 PICD#1 PICD[1]# PLBYP# PLLBYPASS# AJ25...
  • Page 68 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 19. Pin Name Abbreviations (continued) Table 19. Pin Name Abbreviations (continued) Abbreviation Full Name Abbreviation Full Name SAO#9 SADDOUT[9]# SD#28 SDATA[28]# SAO#10 SADDOUT[10]# SD#29 SDATA[29]# SAO#11 SADDOUT[11]#...
  • Page 69 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 19. Pin Name Abbreviations (continued) Table 19. Pin Name Abbreviations (continued) Abbreviation Full Name Abbreviation Full Name SDIC#3 SDATAINCLK[3]# VCC_CORE SDINV# SDATAINVALID# AN33 VCC_CORE SDOC#0 SDATAOUTCLK[0]# AE35...
  • Page 70 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 19. Pin Name Abbreviations (continued) Table 19. Pin Name Abbreviations (continued) Abbreviation Full Name Abbreviation Full Name VCC_CORE VCC_CORE AM26 VCC_CORE VCC_CORE AM30 VCC_CORE AB30 VCC_CORE AM34...
  • Page 71 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 19. Pin Name Abbreviations (continued) Table 19. Pin Name Abbreviations (continued) Abbreviation Full Name Abbreviation Full Name AD34 AD36 AF12 AF16 AH12 AH16 AH20 AH24 AH28 AH32...

  • Page 72: Pin List

    “O” indicates open-drain mode that allows devices to share the pin. Note: The AMD Athlon processor supports push-pull drivers. For more information, see “Push-Pull (PP) Drivers” on page 6. The “P” (Port) column indicates if this signal is an input (I), output (O), or bidirectional (B) signal.
  • Page 73 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Table 20. Cross-Reference by Pin Location Name Description Name Description SADDOUT[9]# SADDOUT[8]# SADDOUT[2]# SADDOUT[11]# SDATA[54]# SADDOUTCLK# SDATAOUTCLK[3]# SADDOUT[4]# NC Pin page 72...
  • Page 74 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Table 20. Cross-Reference by Pin Location Name Description Name Description VCC_CORE NC Pin page 72 VCC_CORE VCC_CORE VCC_CORE NC Pin page 72...
  • Page 75 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Table 20. Cross-Reference by Pin Location Name Description Name Description VCC_CORE VCC_CORE SCANCLK1 page 72 SCANINTEVAL page 72 PICCLK page 68...
  • Page 76 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Table 20. Cross-Reference by Pin Location Name Description Name Description DBRDY page 69 DBREQ# page 69 FID[0] page 70 FID[1] page 70...
  • Page 77 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Table 20. Cross-Reference by Pin Location Name Description Name Description page 74 AG21 NC Pin page 72 AG23 NC Pin page 72...
  • Page 78 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Table 20. Cross-Reference by Pin Location Name Description Name Description AJ15 NC Pin page 72 NC Pin page 72 AJ17 NC Pin...
  • Page 79 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 20. Cross-Reference by Pin Location (continued) Name Description SMI# NC Pin page 72 NC Pin page 72 AN11 NC Pin page 72 AN13 PLLMON1 page 72 AN15...

  • Page 80: Detailed Pin Descriptions

    20-bit 8086. AMD Pin AMD Socket A processors do not implement a pin at location AH6. All Socket A designs must have a top plate or cover that blocks this pin location. When the cover plate blocks this location, a non-AMD part (e.g., PGA370) does not fit into the...

  • Page 81: Connect Pin

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 See “SYSCLK and SYSCLK#” on page 73 for more information. CONNECT Pin CONNECT is an input from the system used for power management and clock-forward initialization at reset.

  • Page 82: Fid[3:0] Pins

    FID combinations and selects a Halt disconnect divisor of 64 and a Stop Grant disconnect divisor of 64. For more information, refer to the AMD Athlon™ and AMD Duron™ Processors BIOS, Software, and Debug Developers Guide, order# 21656.

  • Page 83: Flush# Pin

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 The processor FID[3:0] outputs are open drain and 2.5 V tolerant. To prevent damage to the processor, if these signals are pulled High to above 2.5 V, they must be electrically isolated from the processor.

  • Page 84: Nc Pins

    A M D A t h l o n ™ a n d A M D D u r o n ™ S y s t e m B u s Specification, order# 21902. Scan Pins SCANSHIFTEN, SCANCLK1, SCANINTEVAL, and SCANCLK2 are the scan interface. This interface is AMD internal and is tied disabled with pulldown resistors to ground on the motherboard. Pin Descriptions...

  • Page 85: Smi# Pin

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 SMI# Pin SMI# is an input that causes the processor to enter the system management mode. STPCLK# Pin STPCLK# is an input that causes the processor to enter a lower power mode and issue a Stop Grant special cycle.

  • Page 86: Vrefsys Pin

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 22. VID[4:0] Code to Voltage Definition VID[4:0] VCC_CORE (V) VID[4:0] VCC_CORE (V) 00000 1.850 10000 1.450 00001 1.825 10001 1.425 00010 1.800 10010 1.400 00011 1.775 10011 1.375...

  • Page 87: Ordering Information

    Ordering Information Standard AMD Athlon™ XP Processor Model 6 Products AMD standard products are available in several operating ranges. The ordering part numbers (OPN) are formed by a combination of the elements, as shown in Figure 16. 2100 D M T 3 C...
  • Page 88 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Ordering Information Chapter 11...

  • Page 89: Appendix A Conventions And Abbreviations

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Appendix A Conventions and Abbreviations This section contains information about the conventions and abbreviations used in this document. Signals and Bits Active-Low Signals—Signal names containing a pound sign, such as SFILL#, indicate active-Low signals.

  • Page 90: Data Terminology

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Invalid and Don’t-Care—In timing diagrams, signal ranges that are invalid or don't-care are filled with a screen pattern. Data Terminology The following list defines data terminology: Quantities A word is two bytes (16 bits) •...

  • Page 91: Abbreviations And Acronyms

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Abbreviations and Acronyms Table 23 contains the definitions of abbreviations used in this document. Table 23. Abbreviations Abbreviation Meaning Ampere Farad Giga– Gbit Gigabit Gbyte Gigabyte Henry Hexadecimal Kilo–...

  • Page 92: Table 24. Acronyms

    Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 23. Abbreviations (continued) Abbreviation Meaning picofarad picohenry picosecond Second Volt Watt Table 24 contains the definitions of acronyms used in this document. Table 24. Acronyms Abbreviation Meaning...
  • Page 93 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 24. Acronyms (continued) Abbreviation Meaning JTAG Joint Test Action Group Large Area Network Least-Recently Used LVTTL Low Voltage Transistor Transistor Logic Most Significant Bit MTRR Memory Type and Range Registers...
  • Page 94 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E—March 2002 Table 24. Acronyms (continued) Abbreviation Meaning Transistor Transistor Logic Virtual Address Space Virtual Page Address Video Graphics Adapter Universal Serial Bus Zero Delay Buffer Appendix A...

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