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    IBM25CPC945CQ3C-1 参数 Datasheet PDF下载

    IBM25CPC945CQ3C-1图片预览
    型号： IBM25CPC945CQ3C-1
    PDF下载： 下载PDF文件 查看货源
    内容描述： [Micro Peripheral IC, CMOS, PBGA1182,]
    分类和应用：
    文件页数/大小： 69 页 / 1861 K
    品牌： IBM [ IBM ]
     浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第5页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第6页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第7页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第8页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第10页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第11页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第12页浏览型号IBM25CPC945CQ3C-1的Datasheet PDF文件第13页  
    Preliminary
    CPC945 Bridge and Memory Controller
    Datasheet
    Revision Log
    Each release of this document supersedes all previously released versions. The revision log lists all signifi-
    cant changes made to the document since its initial release. In the rest of the document, change bars in the
    margin indicate that the adjacent text was modified from the previous release of this document.
    Revision Date
    Contents of Modification
    A15-6009-03.
    • Changed PowerPC 970 to PowerPC 970xx throughout document.
    • Added 970FX processor support to
    Features
    on page 13.
    • Removed DD 1.0, DD 1.1, and added DD 2.0 to
    Table 1-1 CPC945 Revision Register
    on page 14.
    • Revised
    Figure 1-1 Part Number Legend
    on page 14.
    • Updated design revision level, package type, junction temperature range, and processor sort in
    Figure
    1-1 Part Number Legend
    on page 14.
    • Removed speed classification column and updated
    Table 1-2 CPC945 Standard OEM Sort Speed Bins
    for DD 1.2
    on page 15.
    • Added
    Table 1-3 CPC945 Standard OEM Sort Speed Bins for DD 2.0
    on page 15.
    • Revised
    Table 2-1 General Parameters of the CPC945
    on page 19.
    • Added
    Table 2-2 Allowable Forces on the CPC945 Package
    on page 20 and
    Figure 2-2 Force Diagram
    for the CPC945 Package
    on page 20.
    • Added note 3 to
    Table 3-1 Absolute Maximum Ratings
    on page 21.
    • Updated V
    DD2
    , P
    DD
    , P
    DD4
    , and P
    T
    parameters in
    Table 3-4 Recommended Functional dc Operating
    Ratings
    on page 23.
    • Revised
    Section 3.6 Processor Interface Specifications
    on page 29.
    • Revised HT_CLK_TXN[0:1] and HT_CLK_TXP[0:1] definitions (see
    Table 4-4 HyperTransport Signal
    Pins
    on page 38).
    • Added pull-up resistor recommendation to
    Table 4-4 HyperTransport Signal Pins
    on page 38,
    Table 4-7
    Processor Interface Support Signal Pins
    on page 40,
    Table 4-9 System Support Signal Pins
    on
    page 41, and
    Table 4-10 I
    2
    C Signal Pins
    on page 41.
    • Added overbar to IRQ[0:3] signals in
    Table 4-9 System Support Signal Pins
    on page 41,
    Table 4-16
    CPC945 Bridge and Memory Controller Pin List by Signal Name
    on page 45, and
    Table 4-17 CPC945
    Bridge and Memory Controller Pin List by Grid Position
    on page 57.
    • Revised OBSV signal definition (see
    Table 4-12 JTAG and Test Support Signal Pins
    on page 42).
    A15-6009-02.
    • Corrected ferrite bead part number in
    Figure 3-2 Analog V
    DD
    Filtering for the Processor Interface and
    DDR2 Interface Phase-Locked Loops
    on page 24.
    • Edited
    Section 2.1.2 PCI Express Interface
    on page 18.
    • Added missing signal pin (#VD2 at AM07) to
    Table 4-16 CPC945 Bridge and Memory Controller Pin
    List by Signal Name
    on page 45.
    • Edited
    Table 2-1 General Parameters of the CPC945
    on page 19.
    • Edited
    Figure 3-4 Typical External Termination for LVDS Input
    and
    Figure 3-5 Typical External Termina-
    tion for CMOS Oscillator
    on page 28.
    • Added additional note to
    Figure 3-4 Recommended Functional dc Operating Ratings
    on page 23.
    • Updated
    Figure 4-1 CPC945 Signal Pin Overview
    on page 35.
    A15-6009-01.
    • V
    DD2
    operational voltage range changed to 1.3 V - 1.5 V range.
    • V
    DD2
    minimum voltage changed from 1.1 V to 1.25 V.
    Document number changed to A15-6009-00.
    December 18, 2007
    August 24, 2006
    August 15, 2006
    August 4, 2006
    A15-6009-03
    December 18, 2007
    Revision Log
    Page 9 of 69

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