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    參數(shù)資料
    型號(hào): MPC8248CVRP
    廠商: Motorola, Inc.
    英文描述: MPC8272 PowerQUICC II Family Hardware Specifications
    中文描述: MPC8272的PowerQUICC II系列硬件規(guī)格
    文件頁數(shù): 33/56頁
    文件大小: 539K
    代理商: MPC8248CVRP
    33
    MPC8272 PowerQUICC II Family Hardware Specifications
    PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
    For More Information On This Product,
    Go to: www.freescale.com
    MOTOROLA
    Clock Configuration Modes
    1001_011
    62.5
    66.7
    4
    250.0 266.6
    4
    250.0 266.6
    4
    62.5
    66.7
    1001_100
    55.6
    66.7
    4
    222.2 266.6
    4.5
    250.0 300.0
    4
    55.6
    66.7
    1010_000
    Reserved
    1010_001
    50.0
    66.7
    4
    200.0 266.6
    3
    200.0 266.6
    3
    66.7
    88.9
    1010_010
    53.6
    66.7
    4
    214.3 266.6
    3.5
    250.0 311.1
    3
    71.4
    88.9
    1010_011
    50.0
    66.7
    4
    200.0 266.6
    4
    266.7 355.5
    3
    66.7
    88.9
    1010_100
    50.0
    66.7
    4
    200.0 266.6
    4.5
    300.0 400.0
    3
    66.7
    88.9
    1011_000
    Reserved
    1011_001
    50.0
    66.7
    4
    200.0 266.6
    2.5
    200.0 266.6
    2.5
    80.0
    106.7
    1011_010
    50.0
    66.7
    4
    200.0 266.6
    3
    240.0 320.0
    2.5
    80.0
    106.7
    1011_011
    50.0
    66.7
    4
    200.0 266.6
    3.5
    280.0 373.3
    2.5
    80.0
    106.7
    1011_100
    50.0
    66.7
    4
    200.0 266.6
    4
    320.0 426.6
    2.5
    80.0
    106.7
    1011_101
    50.0
    66.7
    4
    200.0 266.6
    2.5
    250.0 333.3
    2
    100.0 133.3
    1011_110
    50.0
    66.7
    4
    200.0 266.6
    3
    300.0 400.0
    2
    100.0 133.3
    1011_111
    50.0
    66.7
    4
    200.0 266.6
    3.5
    350.0 466.6
    2
    100.0 133.3
    1100_101
    50.0
    66.7
    6
    300.0 400.0
    4
    400.0 533.3
    3
    100.0 133.3
    1100_110
    50.0
    66.7
    6
    300.0 400.0
    4.5
    450.0 599.9
    3
    100.0 133.3
    1100_111
    50.0
    66.7
    6
    300.0 400.0
    5
    500.0 666.6
    3
    100.0 133.3
    1101_000
    50.0
    66.7
    6
    300.0 400.0
    5.5
    550.0 733.3
    3
    100.0 133.3
    1101_001
    50.0
    66.7
    6
    300.0 400.0
    3.5
    420.0 559.9
    2.5
    120.0 160.0
    1101_010
    50.0
    66.7
    6
    300.0 400.0
    4
    480.0 639.9
    2.5
    120.0 160.0
    1101_011
    50.0
    66.7
    6
    300.0 400.0
    4.5
    540.0 719.9
    2.5
    120.0 160.0
    1101_100
    50.0
    66.7
    6
    300.0 400.0
    5
    600.0 799.9
    2.5
    120.0 160.0
    1110_000
    50.0
    66.7
    5
    250.0 333.3
    2.5
    312.5 416.6
    2
    125.0 166.7
    1110_001
    50.0
    66.7
    5
    250.0 333.3
    3
    375.0 500.0
    2
    125.0 166.7
    Table 17. Clock Configurations for PCI Agent Mode (PCI_MODCK=0)
    1, 2
    (continued)
    Mode
    3
    PCI Clock
    (MHz)
    CPM
    Multiplication
    Factor
    4
    CPM Clock
    (MHz)
    CPU
    Multiplication
    Factor
    5
    CPU Clock
    (MHz)
    Bus
    Division
    Factor
    Bus Clock
    (MHz)
    MODCK_H-
    MODCK[1-3]
    Low
    High
    Low
    High
    Low
    High
    Low
    High
    F
    Freescale Semiconductor, Inc.
    n
    .
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