Datasheet
PowerPC 970FX RISC Microprocessor
Revision Log
Revision
Modification
Version 2.5
March 26, 2007
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Removed a note about disabling on-chip termination from Figure 3-3 Block Diagram of an SSB for a Proces-
sor Interconnect Implementation on page 30.
Version 2.4
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Removed part numbers IBM25PPC970FX6TB348ET and IBM25PPC970FX6TB348RT from the list of
DD3.0x offerings in Table 1-1 PowerPC 970FX Ordering and PVR for the Standard Lead Package Version
on page 16.
Removed part numbers IBM25PPC970FX6UB348RT, IBM25PPC970FX6UB428ET, and
IBM25PPC970FX6UB429RT from the list of DD3.1 offerings in Table 1-1 PowerPC 970FX Ordering and
PVR for the Standard Lead Package Version on page 16.
Removed part numbers IBM25PPC970FX6TB348ET and IBM25PPC970FX6TB348RT from the list of
DD3.0x offerings in Table 1-2 PowerPC 970FX Ordering and PVR for the Reduced-Lead Package Version
on page 17.
Removed part numbers IBM25PPC970FX6UR348RT, IBM25PPC970FX6UR428ET, and
IBM25PPC970FX6UR429RT from the list of DD3.1 offerings in Table 1-2 PowerPC 970FX Ordering and
PVR for the Reduced-Lead Package Version on page 17.
March 14, 2007
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Changed the reliability grade from 3 to 2 in Figure 1-2 Part Number Legend on page 18.
Added the temperature range of the thermal diode into Table 3-2 Recommended Operating Conditions on
page 21.
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Removed old Table 3-5 and Table 3-6, which contained power values for power-optimized parts.
Added 1.0, 1.2, 1.4, and 1.6 GHz frequency values to Table 3-5 Power Consumption for Standard-Lead
Packages on page 24.
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Created Table 3-6 Power Consumption for Reduced-Lead Packages on page 25.
Removed 2.2 GHz power dissipation figures from Table 3-5 Power Consumption for Standard-Lead Pack-
ages on page 24 and Table 3-7 Power Consumption Throttle Back F/2 on page 26.
Corrected the recommended setting note for the TRST signal in Table 5-8 Input/Output Signal Descriptions
on page 71.
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Moved the revision log to after the front matter of the document.
Version 2.3
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Updated pin connection requirements in Table 4-2. Pinout Listing for the CBGA Package, Table 5-
7. PowerPC 970FX Pins for Manufacturing Test Only, and Table 5-8. Input/Output Signal Descriptions.
June 4, 2006
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Added note to Section 5.7.2.
Version 2.2
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Updated power-related values contained in Table 3-2. Recommended Operating Conditions, Table 3-
5. Power Consumption for Power-Optimized Parts, Table 3-7. Power Consumption for Standard Parts, and
Table 5-2. PowerPC 970FX PLL Configuration.
April 11, 2006
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Updated power-related descriptions contained in Section 4.1 ESD Considerations and Section 5.3 PLL
Power Supply Filtering.
Version 2.1
October 14, 2005
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Corrected F/2 values in Table 3-5. Power Consumption for Power-Optimized Parts.
Enhanced descriptions within Section 4.2.2 Reduced-Lead Package Version.
Version 2.0
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Added information that describes the distinctive specifications of the leaded package version and the
reduced-lead package version:
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Under Section 1.4 Ordering and Processor Version Register, added Leaded Package Version and
Reduced-Lead Package Version subsections.
Reorganized Section 3.1.5 Power Consumption, to provide power consumption information for both
standard and power-optimized parts in Table 3-5, Table 3-6, Table 3-7 and Table 3-8.
Under Section 4.2 Mechanical Packaging, added Leaded Package Version and Reduced-Lead Pack-
age Version subsections.
September 30, 2005
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Updated Figure 5-1. PLL Power Supply Filter Circuit with current information and clarified several of the fig-
ure callouts.
Version 2.5
Revision Log
March 26, 2007
Page 9 of 78
IBM [ IBM ]
