參數(shù)資料
    型號(hào): MC74LCX16244DTG
    廠商: ON SEMICONDUCTOR
    元件分類: 通用總線功能
    英文描述: Low−Voltage CMOS 16−Bit Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
    中文描述: LVC/LCX/Z SERIES, QUAD 4-BIT DRIVER, TRUE OUTPUT, PDSO48
    封裝: LEAD FREE, TSSOP-48
    文件頁(yè)數(shù): 6/8頁(yè)
    文件大?。?/td> 101K
    代理商: MC74LCX16244DTG
    MC74LCX16244
    http://onsemi.com
    6
    WAVEFORM 1 PROPAGATION DELAYS
    t
    R
    = t
    F
    = 2.5 ns, 10% to 90%; f = 1 MHz; t
    W
    = 500 ns
    V
    CC
    0 V
    V
    OH
    V
    OL
    Dn
    On
    t
    PLH
    t
    PHL
    WAVEFORM 2 OUTPUT ENABLE AND DISABLE TIMES
    t
    R
    = t
    F
    = 2.5 ns, 10% to 90%; f = 1 MHz; t
    W
    = 500 ns
    0 V
    OEn
    On
    t
    PZH
    t
    PHZ
    t
    PZL
    t
    PLZ
    On
    Vmo
    Vmo
    Vmi
    Vmi
    Vmo
    Vmo
    Figure 3. AC Waveforms
    Vmi
    V
    OH
    V
    HZ
    V
    OL
    V
    CC
    V
    LZ
    Table 2. AC WAVEFORMS
    Symbol
    V
    CC
    3.3 V
    ±
    0.3 V
    2.7 V
    2.5 V
    0.2 V
    Vmi
    1.5 V
    1.5 V
    V
    CC
    / 2
    Vmo
    1.5 V
    1.5 V
    V
    CC
    / 2
    V
    HZ
    V
    OL
    + 0.3 V
    V
    OL
    + 0.3 V
    V
    OL
    + 0.15 V
    V
    LZ
    V
    OH
    0.3 V
    V
    OH
    0.3 V
    V
    OH
    015 V
    OPEN
    GND
    PULSE
    GENERATOR
    R
    T
    DUT
    V
    CC
    R
    L
    R
    1
    C
    L
    6 V or V
    CC
    x 2
    Figure 4. Test Circuit
    Table 3. TEST CIRCUIT
    TEST
    SWITCH
    t
    PLH
    , t
    PHL
    Open
    t
    PZL
    , t
    PLZ
    6 V at V
    CC
    = 3.3
    6 V at V
    CC
    = 2.5
    0.3 V
    0.2 V
    Open Collector/Drain t
    PLH
    and t
    PHL
    6 V
    t
    PZH
    , t
    PHZ
    GND
    C
    L
    = 50 pF at V
    CC
    = 3.3
    C
    L
    = 30 pF at V
    CC
    = 2.5
    R
    L
    = R
    1
    = 500 or equivalent
    R
    T
    = Z
    OUT
    of pulse generator (typically 50 )
    0.3 V or equivalent (includes jig and probe capacitance)
    0.2 V or equivalent (includes jig and probe capacitance)
    相關(guān)PDF資料
    PDF描述
    MC74LCX16244DTR2 Low−Voltage CMOS 16−Bit Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
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    MC74LCX16245DTG 制造商:ON Semiconductor 功能描述:Transceiver Logic IC