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  • 參數(shù)資料
    型號(hào): MPC8347VVALD
    廠商: FREESCALE SEMICONDUCTOR INC
    元件分類: 微控制器/微處理器
    英文描述: 32-BIT, 667 MHz, RISC PROCESSOR, PBGA672
    封裝: 35 X 35 MM, 1.46 MM HEIGHT, 1 MM PITCH, LEAD FREE, TBGA-672
    文件頁數(shù): 40/102頁
    文件大?。?/td> 1094K
    代理商: MPC8347VVALD
    MPC8347E PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 11
    42
    Freescale Semiconductor
    JTAG
    11 JTAG
    This section describes the DC and AC electrical specifications for the IEEE Std. 1149.1 (JTAG) interface
    of the MPC8347E
    11.1
    JTAG DC Electrical Characteristics
    Table 36 provides the DC electrical characteristics for the IEEE Std. 1149.1 (JTAG) interface of the
    MPC8347E.
    11.2
    JTAG AC Timing Specifications
    This section describes the AC electrical specifications for the IEEE Std. 1149.1 (JTAG) interface of the
    MPC8347E. Table 37 provides the JTAG AC timing specifications as defined in Figure 27 through
    Table 36. JTAG interface DC Electrical Characteristics
    Characteristic
    Symbol
    Condition
    Min
    Max
    Unit
    Input high voltage
    VIH
    OVDD –0.3
    OVDD +0.3
    V
    Input low voltage
    VIL
    –0.3
    0.8
    V
    Input current
    IIN
    ±5
    μA
    Output high voltage
    VOH
    IOH = –8.0 mA
    2.4
    V
    Output low voltage
    VOL
    IOL = 8.0 mA
    0.5
    V
    Output low voltage
    VOL
    IOL = 3.2 mA
    0.4
    V
    Table 37. JTAG AC Timing Specifications (Independent of CLKIN)1
    At recommended operating conditions (see Table 2).
    Parameter
    Symbol2
    Min
    Max
    Unit
    Notes
    JTAG external clock frequency of operation
    fJTG
    033.3
    MHz
    JTAG external clock cycle time
    t JTG
    30
    ns
    JTAG external clock pulse width measured at 1.4 V
    tJTKHKL
    15
    ns
    JTAG external clock rise and fall times
    tJTGR, tJTGF
    02
    ns
    TRST assert time
    tTRST
    25
    ns
    3
    Input setup times:
    Boundary-scan data
    TMS, TDI
    tJTDVKH
    tJTIVKH
    4
    ns
    4
    Input hold times:
    Boundary-scan data
    TMS, TDI
    tJTDXKH
    tJTIXKH
    10
    ns
    4
    Valid times:
    Boundary-scan data
    TDO
    tJTKLDV
    tJTKLOV
    2
    11
    ns
    5
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