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    參數(shù)資料
    型號(hào): EM421M1614VTA
    廠商: Electronic Theatre Controls, Inc.
    英文描述: 16Mb ( 2Banks ) Synchronous DRAM
    中文描述: 16兆(2Banks)同步DRAM
    文件頁數(shù): 16/18頁
    文件大小: 833K
    代理商: EM421M1614VTA
    Rev.01
    16Mb SDRAM
    16/18
    AC Operating Test Conditions
    ( VDD = 3.3V +/- 0.3 V, Ta = 0 ~ 70 °C , Ta = -40 to 85°C for 6I )
    Output Reference Level
    1.4V / 1.4V
    Output Load
    See diagram as below
    Input Signal Level
    2.4V / 0.4V
    Transition Time of Input Signals
    2ns
    Input Reference Level
    1.4V
    Z = 50
    50pF
    50
    V
    tt
    = 1.4V
    Output
    Parameter
    Test condition
    Symbol
    Max.
    Unit
    Min.
    Input leakage current
    0
    V
    I
    V
    DD
    Q, V
    DDQ
    =V
    DD
    All other pins not under test=0 V
    I
    IL
    +0.5
    uA
    -0.5
    Output leakage current
    0
    V
    O
    V
    DD
    Q, DOUT is disabled
    I
    OL
    +0.5
    uA
    -0.5
    High level output voltage
    Io = -4mA
    V
    OH
    V
    2.4
    Low level output voltage
    Io = +4mA
    V
    OL
    V
    0.4
    Recommended DC Operating Conditions ( Continued )
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