參數(shù)資料
    型號: LC5768MC-75F256C
    廠商: LATTICE SEMICONDUCTOR CORP
    元件分類: PLD
    英文描述: 3.3V, 2.5V and 1.8V In-System Programmable eXpanded Programmable Logic Device XPLD⑩ Family
    中文描述: EE PLD, 9.5 ns, PBGA256
    封裝: FPBGA-256
    文件頁數(shù): 47/92頁
    文件大?。?/td> 378K
    代理商: LC5768MC-75F256C
    Lattice Semiconductor
    ispXPLD 5000MX Family Data Sheet
    47
    K11 = Current per column driver (μA/MHz)
    Power Estimation Equations
    ICC = ICC_DC + IMFB_CPLD + IMFB_ SRAM/PDPRAM/FIFO + IMFB_DPRAM + IMFB_CAM + IPLL_D
    ICC_DC
    Use the appropriate value for 5000MC (1.8V power supply) or 5000MV/B (2.5V/3.3V power supply) from the data
    sheet.
    IMFB_CPLD
    = ((
    K0
    * CPLD MFB inputs +
    K1
    * CPLD Logical Product Terms +
    K2
    * CPLD GRP from MFB +
    K3
    * CPLD GRP
    from IFB) * AF+
    K4
    ) * FREQ / 1000μA/mA
    IMFB_CAM
    = CAM Memory MFBs * ((FREQ *
    K8
    ) +
    K9
    ) (CAM operating in typical mode)
    IMFB_ SRAM/PDPRAM/FIFO
    = (WR_ PERCENT * (
    K1
    + WR_ PERCENT * 8 *
    K0
    +
    K10
    +
    K11
    ) + RD_ PERCENT * (
    K1
    + 128 * RD_PERCENT
    *
    K0
    + 8 * OSW_PERCENT *
    K2
    )) * SRAM/PDPRAM/FIFO Memory MFBs * FREQ / 1000μA/mA
    IMFB_ DPRAM
    = (WR_ PERCENT * (2 *
    K1
    + 2 * WR_ PERCENT * 8 *
    K0
    +
    K10
    +
    K11
    ) + RD_ PERCENT * (2 *
    K1
    + 2 * 128 *
    RD_PERCENT *
    K0
    + 8 * OSW_PERCENT *
    K2
    )) * DPRAM Memory MFBs * FREQ / 1000μA/mA
    IPLL_D
    =
    K5
    * PLL_FREQ * number of PLLs used. IPPL_D is the PLL digital component of the VCC supply current.
    Analog portion of PLL supply current consumption, from PLL power pin:
    IPLL_A
    = (
    K6
    * PLL_FREQ +
    K7
    ) * number of PLLs used
    Notes:
    ICC = Current consumption of VCC power supply (mA)
    ICC-DC = ICC DC component – Current consumption at 0Mhz (mA)
    IMFB_CPLD = CPLD (non-memory logic) current consumption (mA)
    IMFB_SRAM/PDPRAM/FIFO = Current consumption for SRAM, PDPRAM, and FIFO (mA)
    IMFB_DPRAM = Current consumption for DPRAM (mA)
    IMFB_CAM = Current consumption for CAM (mA)
    IPLL_D = PLL Current consumption of digital VCC power supply (mA)
    IPLL_A = PLL analog power pin current consumption (VCCP pin)
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