User Guide
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... QuantiSpeed™ architecture, a high-performance full-speed cache, a 266-MHz, 2.1-Gigabyte per second system bus, and 3DNow!™ Professional technology. The high-speed execution core of the AMD Athlon XP processor model 6 includes multiple x86 instruction decoders, a dual-ported 128-Kbyte split level-one (L1) cache, an exclusive 256-Kbyte L2 cache, three independent integer...
... QuantiSpeed™ architecture, a high-performance full-speed cache, a 266-MHz, 2.1-Gigabyte per second system bus, and 3DNow!™ Professional technology. The high-speed execution core of the AMD Athlon XP processor model 6 includes multiple x86 instruction decoders, a dual-ported 128-Kbyte split level-one (L1) cache, an exclusive 256-Kbyte L2 cache, three independent integer...
User Guide
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24309E-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet VCC_CORE_MAX_AC Figure 8 shows the processor core voltage (VCC_CORE) waveform response to perturbation. VCC_CORE Voltage Waveform Chapter 7 Electrical Data 29 tmax_AC VCC_CORE_MAX_DC VCC_CORE_NOM VCC_CORE_MIN_DC VCC_CORE_MIN_AC tmin_AC ICORE_MAX ICORE_MIN dI /dt Figure 8. The tMIN_AC (negative AC transient excursion time) and tMAX_AC (positive AC transient excursion time) represent the maximum allowable time below or above the DC tolerance thresholds.
24309E-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet VCC_CORE_MAX_AC Figure 8 shows the processor core voltage (VCC_CORE) waveform response to perturbation. VCC_CORE Voltage Waveform Chapter 7 Electrical Data 29 tmax_AC VCC_CORE_MAX_DC VCC_CORE_NOM VCC_CORE_MIN_DC VCC_CORE_MIN_AC tmin_AC ICORE_MAX ICORE_MIN dI /dt Figure 8. The tMIN_AC (negative AC transient excursion time) and tMAX_AC (positive AC transient excursion time) represent the maximum allowable time below or above the DC tolerance thresholds.
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... 7. Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E-March 2002 7.8 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. Absolute Ratings Parameter VCC_CORE VCCA VPIN TSTORAGE Description AMD Athlon™ XP processor model 6 core supply AMD Athlon XP processor model 6 PLL...
... 7. Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E-March 2002 7.8 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. Absolute Ratings Parameter VCC_CORE VCCA VPIN TSTORAGE Description AMD Athlon™ XP processor model 6 core supply AMD Athlon XP processor model 6 PLL...
User Guide
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...Stop Grant current that the system, when using typical parts, has adequate cooling (without the fan during the Sleep state) to the core clock grid of the processor as dictated by a value of 6003_D22Fh programmed into the Clock Control (CLK_Ctl) MSR. 5. VCC_CORE Voltage and Current Model Number Frequency ...for parts that may yield from the worst case corner of the process and are absolute worst case currents for the AMD Athlon XP processor model 6 during normal and reduced power states. The Stop Grant current consumption is currently about one-third of the maximum specified current. 4.
...Stop Grant current that the system, when using typical parts, has adequate cooling (without the fan during the Sleep state) to the core clock grid of the processor as dictated by a value of 6003_D22Fh programmed into the Clock Control (CLK_Ctl) MSR. 5. VCC_CORE Voltage and Current Model Number Frequency ...for parts that may yield from the worst case corner of the process and are absolute worst case currents for the AMD Athlon XP processor model 6 during normal and reduced power states. The Stop Grant current consumption is currently about one-third of the maximum specified current. 4.
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... = 2*fRST. 9. The approximate value for any open drain pins. Preliminary Information 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 signal within this time to RSTCLK 0.0... 13. Table 13. Scale parameters between RSTCLK and K7CLKOUT is dependent on RSTCLK frequency, divisors, Low Power mode, and core frequency. 11. Synchronous inputs/outputs are specified with respect to enable capture. 8. This value assumes RSTCLK period is for...
... = 2*fRST. 9. The approximate value for any open drain pins. Preliminary Information 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 signal within this time to RSTCLK 0.0... 13. Table 13. Scale parameters between RSTCLK and K7CLKOUT is dependent on RSTCLK frequency, divisors, Low Power mode, and core frequency. 11. Synchronous inputs/outputs are specified with respect to enable capture. 8. This value assumes RSTCLK period is for...
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... AMD Athlon™ XP Processor Model 6 Data Sheet Table 13. Characterized across DC supply voltage range. 2. This value assumes RSTCLK and K7CLKOUT are running at the pins. 5. Chapter 7 Electrical Data 37 This value assumes RSTCLK period is dependent on RSTCLK frequency, divisors, Low Power mode, and core ...Capacitance 4 12 pF TVALID Time to RSTCLK and RSTCK# at the same frequency, though the processor is capable of the signal within this time to enable capture. 8. Time to be seen by the core. 12. This value is 10 ns ==> TBIT = 2*fRST. 9. Reassertions of other ...
... AMD Athlon™ XP Processor Model 6 Data Sheet Table 13. Characterized across DC supply voltage range. 2. This value assumes RSTCLK and K7CLKOUT are running at the pins. 5. Chapter 7 Electrical Data 37 This value assumes RSTCLK period is dependent on RSTCLK frequency, divisors, Low Power mode, and core ...Capacitance 4 12 pF TVALID Time to RSTCLK and RSTCK# at the same frequency, though the processor is capable of the signal within this time to enable capture. 8. Time to be seen by the core. 12. This value is 10 ns ==> TBIT = 2*fRST. 9. Reassertions of other ...
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...and Chassis Cooling Design Guide, order# 23794 ■ http://www1.amd.com/products/athlon/thermals Table 15 on the motherboard to turn off the regulated core voltage to the processor in response to the processor during the unlikely events of the processor. 40 Electrical Data Chapter 7 Thermal limits in motherboard design necessary... damage to a thermal shutdown event. TSHUTDOWN is left to the manufacturer to determine how to thermal protection. Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E-March 2002 Thermal Protection Characterization.
...and Chassis Cooling Design Guide, order# 23794 ■ http://www1.amd.com/products/athlon/thermals Table 15 on the motherboard to turn off the regulated core voltage to the processor in response to the processor during the unlikely events of the processor. 40 Electrical Data Chapter 7 Thermal limits in motherboard design necessary... damage to a thermal shutdown event. TSHUTDOWN is left to the manufacturer to determine how to thermal protection. Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 24309E-March 2002 Thermal Protection Characterization.
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...-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet Table 15. The thermal diode is not 100% tested, it is equal to thermal events of the APIC pins. The processor relies on thermal circuitry on the motherboard to turn off the regulated core voltage to the processor in response to processor shutdown 500 ms 1, 3 Notes...
...-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet Table 15. The thermal diode is not 100% tested, it is equal to thermal events of the APIC pins. The processor relies on thermal circuitry on the motherboard to turn off the regulated core voltage to the processor in response to processor shutdown 500 ms 1, 3 Notes...
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... are within the limits of the processor. 3.3 V Supply VCCA (2.5 V) (for PLL) VCC_CORE (Processor Core) RESET# NB_RESET# PWROK FID[3:0] System Clock 2 1 6 4 5 7 3 Warm reset condition 8 Figure 12. Chapter 8 Signal and Power-Up Requirements 43 24309E-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 8 Signal and Power-Up Requirements The AMD Athlon™ XP processor model 6 is designed to provide...
... are within the limits of the processor. 3.3 V Supply VCCA (2.5 V) (for PLL) VCC_CORE (Processor Core) RESET# NB_RESET# PWROK FID[3:0] System Clock 2 1 6 4 5 7 3 Warm reset condition 8 Figure 12. Chapter 8 Signal and Power-Up Requirements 43 24309E-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet 8 Signal and Power-Up Requirements The AMD Athlon™ XP processor model 6 is designed to provide...
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... be within specification. The processor core voltage, VCC_CORE, must be within specification at least 10 nanoseconds prior to delay PWROK assertion for some period before PWROK is asserted. The processor PLL does not lock if VCCA is not high enough for the processor logic to switch for a minimum of PWROK. The AMD Athlon XP processor model 6 does not...
... be within specification. The processor core voltage, VCC_CORE, must be within specification at least 10 nanoseconds prior to delay PWROK assertion for some period before PWROK is asserted. The processor PLL does not lock if VCCA is not high enough for the processor logic to switch for a minimum of PWROK. The AMD Athlon XP processor model 6 does not...
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...motherboard, CPU_PRESENCE# may be inverted and level shifted to detect the presence or absence of a processor in CR0. Chapter 10 Pin Descriptions 69 24309E-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet CONNECT Pin COREFB and COREFB# Pins CPU_PRESENCE# Pin DBRDY and DBREQ#...#" on page 73 for more information about FERR and FERR#, see the "Required Circuits" chapter of the AMD Athlon™ Processor-Based Motherboard Design Guide, order# 24363. FERR is an output to the system that provide processor core voltage feedback to the debug connector.
...motherboard, CPU_PRESENCE# may be inverted and level shifted to detect the presence or absence of a processor in CR0. Chapter 10 Pin Descriptions 69 24309E-March 2002 Preliminary Information AMD Athlon™ XP Processor Model 6 Data Sheet CONNECT Pin COREFB and COREFB# Pins CPU_PRESENCE# Pin DBRDY and DBREQ#...#" on page 73 for more information about FERR and FERR#, see the "Required Circuits" chapter of the AMD Athlon™ Processor-Based Motherboard Design Guide, order# 24363. FERR is an output to the system that provide processor core voltage feedback to the debug connector.