• 參數(shù)資料
    型號: MPC8347ZUAJFA
    廠商: FREESCALE SEMICONDUCTOR INC
    元件分類: 微控制器/微處理器
    英文描述: 32-BIT, 533 MHz, MICROPROCESSOR, PBGA672
    封裝: 35 X 35 MM, 1.46 MM HEIGHT, 1 MM PITCH, TBGA-672
    文件頁數(shù): 98/108頁
    文件大?。?/td> 1172K
    代理商: MPC8347ZUAJFA
    MPC8347EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 1
    Freescale Semiconductor
    9
    Electrical Characteristics
    Figure 3 shows the undershoot and overshoot voltage of the PCI interface of the MPC8347EA for the
    3.3-V signals, respectively.
    Figure 3. Maximum AC Waveforms on PCI interface for 3.3-V Signaling
    2.1.3
    Output Driver Characteristics
    Table 3 provides information on the characteristics of the output driver strengths. The values are
    preliminary estimates.
    Table 3. Output Drive Capability
    Driver Type
    Output Impedance
    (
    Ω)
    Supply
    Voltage
    Local bus interface utilities signals
    42
    OVDD = 3.3 V
    PCI signals (not including PCI output clocks)
    25
    PCI output clocks (including PCI_SYNC_OUT)
    42
    DDR signal
    20
    GVDD = 2.5 V
    DDR2 signal
    16
    32 (half strength mode)
    GVDD = 1.8 V
    TSEC/10/100 signals
    42
    LVDD = 2.5/3.3 V
    DUART, system control, I2C, JTAG
    42
    OVDD = 3.3 V
    GPIO signals
    42
    OVDD = 3.3 V,
    LVDD = 2.5/3.3 V
    Undervoltage
    Waveform
    Overvoltage
    Waveform
    11 ns
    (Min)
    +7.1 V
    7.1 V p-to-p
    (Min)
    4 ns
    (Max)
    –3.5 V
    7.1 V p-to-p
    (Min)
    62.5 ns
    +3.6 V
    0 V
    4 ns
    (Max)
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