<ins id="kwtb9"><noframes id="kwtb9"><ins id="kwtb9"></ins></noframes></ins>
  • <kbd id="kwtb9"><dfn id="kwtb9"><big id="kwtb9"></big></dfn></kbd>
    參數(shù)資料
    型號(hào): WMS128K8L-20FEMA
    元件分類: SRAM
    英文描述: 128K X 8 STANDARD SRAM, 20 ns, CDFP32
    封裝: CERAMIC, FP-32
    文件頁數(shù): 4/10頁
    文件大?。?/td> 208K
    代理商: WMS128K8L-20FEMA
    3
    White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
    WMS128K8-XXX
    AC CHARACTERISTICS
    (VCC = 5.0V, GND = 0V, TA = -55
    °C to +125°C)
    I
    Current Source
    D.U.T.
    C
    = 50 pf
    eff
    I
    OL
    V
    1.5V
    (Bipolar Supply)
    Z
    Current Source
    OH
    NOTES:
    VZ is programmable from -2V to +7V.
    IOL & IOH programmable from 0 to 16mA.
    Tester Impedance Z0 = 75
    .
    VZ is typically the midpoint of VOH and VOL.
    IOL & IOH are adjusted to simulate a typical resistive load circuit.
    ATE tester includes jig capacitance.
    AC TEST CIRCUIT
    AC TEST CONDITIONS
    Parameter
    Typ
    Unit
    Input Pulse Levels
    VIL = 0, VIH = 3.0
    V
    Input Rise and Fall
    5
    ns
    Input and Output Reference Level
    1.5
    V
    Output Timing Reference Level
    1.5
    V
    Parameter
    Symbol
    -15
    -17
    -20
    -25
    -35
    -45
    -55
    Units
    Read Cycle
    Min
    Max
    Min
    Max Min
    Max
    Min
    Max
    Min
    Max
    Min
    Max
    Min
    Max
    Read Cycle Time
    tRC
    15
    17
    20
    25
    35
    45
    55
    ns
    Address Access Time
    tAA
    15
    17
    20
    25
    35
    45
    55
    ns
    Output Hold from Address Change
    tOH
    0
    000
    00
    ns
    Chip Select Access Time
    tACS
    15
    17
    20
    25
    35
    45
    55
    ns
    Output Enable to Output Valid
    tOE
    10
    12
    15
    20
    25
    30
    ns
    Chip Select to Output in Low Z
    tCLZ1
    3
    333
    33
    ns
    Output Enable to Output in Low Z
    tOLZ1
    0
    000
    00
    ns
    Chip Disable to Output in High Z
    tCHZ1
    10
    12
    20
    ns
    Output Disable to Output in High Z
    tOHZ1
    10
    12
    20
    ns
    1. This parameter is guaranteed by design but not tested.
    AC CHARACTERISTICS
    (VCC = 5.0V, GND = 0V, TA = -55
    °C to +125°C)
    Parameter
    Symbol
    -15
    -17
    -20
    -25
    -35
    -45
    -55
    Units
    Write Cycle
    Min
    Max
    Min Max
    Min
    Max
    Min
    Max
    Min
    Max
    Min
    Max
    Min
    Max
    Write Cycle Time
    tWC
    15
    17
    20
    25
    35
    45
    55
    ns
    Chip Select to End of Write
    tCW
    14
    15
    20
    25
    30
    45
    ns
    Address Valid to End of Write
    tAW
    14
    15
    20
    25
    30
    45
    ns
    Data Valid to End of Write
    tDW
    10
    12
    15
    20
    25
    ns
    Write Pulse Width
    tWP
    14
    15
    20
    25
    30
    45
    ns
    Address Setup Time
    tAS
    00
    0
    ns
    Address Hold Time
    tAH
    00
    0
    ns
    Output Active from End of Write
    tOW1
    33
    4
    ns
    Write Enable to Output in High Z
    tWHZ1
    10
    12
    15
    20
    25
    ns
    Data Hold Time
    tDH
    00
    0
    ns
    1. This parameter is guaranteed by design but not tested.
    相關(guān)PDF資料
    PDF描述
    WMS128K8L-55FEMA 128K X 8 STANDARD SRAM, 55 ns, CDFP32
    WMS128K8L-55FM 128K X 8 STANDARD SRAM, 55 ns, CDFP36
    WMS128K8L-20CM 128K X 8 STANDARD SRAM, 20 ns, CDIP32
    WMS128K8L-25DEMA 128K X 8 STANDARD SRAM, 25 ns, CDSO32
    WMS128K8L-35DEMA 128K X 8 STANDARD SRAM, 35 ns, CDSO32
    相關(guān)代理商/技術(shù)參數(shù)
    參數(shù)描述
    WMS128K8L-20FEME 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM
    WMS128K8L-20FI 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SRAM|128KX8|CMOS|FP|36PIN|CERAMIC
    WMS128K8L-20FIA 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM
    WMS128K8L-20FIE 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM
    WMS128K8L-20FM 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SRAM|128KX8|CMOS|FP|36PIN|CERAMIC