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    參數(shù)資料
    型號: MPC8323VRAFDCA
    廠商: FREESCALE SEMICONDUCTOR INC
    元件分類: 微控制器/微處理器
    英文描述: 32-BIT, 333 MHz, RISC PROCESSOR, PBGA516
    封裝: 27 X 27 MM, 2.25 MM HEIGHT, 1 MM PITCH, LEAD FREE, PLASTIC, PBGA-516
    文件頁數(shù): 66/82頁
    文件大?。?/td> 1134K
    代理商: MPC8323VRAFDCA
    MPC8323E PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 4
    Freescale Semiconductor
    69
    Clocking
    22.5
    Core PLL Configuration
    RCWL[COREPLL] selects the ratio between the internal coherent system bus clock (csb_clk) and the e300
    core clock (core_clk). Table 60 shows the encodings for RCWL[COREPLL]. COREPLL values not listed
    in Table 60 should be considered reserved.
    NOTE
    Core VCO frequency = core frequency × VCO divider
    VCO divider (RCWL[COREPLL[0:1]]) must be set properly so that the
    core VCO frequency is in the range of 500–800 MHz.
    Table 60. e300 Core PLL Configuration
    RCWL[COREPLL]
    core_clk : csb_clk Ratio
    VCO Divider
    0-1
    2-5
    6
    nn
    0000
    n
    PLL bypassed
    (PLL off,
    csb_clk clocks
    core directly)
    PLL bypassed
    (PLL off,
    csb_clk clocks
    core directly)
    00
    0001
    01:1
    ÷2
    01
    0001
    01:1
    ÷4
    10
    0001
    01:1
    ÷8
    11
    0001
    01:1
    ÷8
    00
    0001
    11.5:1
    ÷2
    01
    0001
    11.5:1
    ÷4
    10
    0001
    11.5:1
    ÷8
    11
    0001
    11.5:1
    ÷8
    00
    0010
    02:1
    ÷2
    01
    0010
    02:1
    ÷4
    10
    0010
    02:1
    ÷8
    11
    0010
    02:1
    ÷8
    00
    0010
    12.5:1
    ÷2
    01
    0010
    12.5:1
    ÷4
    10
    0010
    12.5:1
    ÷8
    11
    0010
    12.5:1
    ÷8
    00
    0011
    03:1
    ÷2
    01
    0011
    03:1
    ÷4
    10
    0011
    03:1
    ÷8
    11
    0011
    03:1
    ÷8
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