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  • 參數(shù)資料
    型號: BU-61703G3-502K
    廠商: DATA DEVICE CORP
    元件分類: 微控制器/微處理器
    英文描述: 2 CHANNEL(S), 1M bps, MIL-STD-1553 CONTROLLER, CQFP72
    封裝: CERAMIC, QFP-72
    文件頁數(shù): 18/54頁
    文件大?。?/td> 576K
    代理商: BU-61703G3-502K
    25
    Data Device Corporation
    www.ddc-web.com
    BU-61703/61705
    D1 web-09/02-0
    t1
    CLOCK IN rising to DTREQ low
    ALL
    ns
    t2
    DTREQ (low) - to - DTGRT (low) delay time
    ALL
    s
    t4
    DTGRT low setup prior to CLOCK IN rising
    ALL
    10
    ns
    t6
    CLOCK IN rising to DTACK low
    ALL
    ns
    t7
    Data output valid following CLOCK IN rising
    ALL
    ns
    t8
    DTGRT hold time following DTACK falling
    ALL
    ns
    t10
    Data output setup time prior to MEMWR low
    t12
    MEMWR low pulse width
    t13
    CLOCK IN rising to MEMWR high
    ALL
    ns
    t15
    CLOCK IN rising to DTREQ and DTACK high
    ALL
    ns
    REF
    DESCRIPTION
    CLOCK
    FREQUENCY
    VALUE @5 VOLTS
    UNITS
    TABLE FOR FIGURE 10. SSRT DMA WRITE TIMING (NON-BURST)
    MIN
    TYP
    MAX
    40
    10
    40
    30
    40
    30
    20 MHz
    60
    ns
    16 MHz
    85
    ns
    12 MHz
    127
    ns
    10 MHz
    160
    ns
    20 MHz
    40
    ns
    50
    16 MHz
    52.5
    ns
    62.5
    12 MHz
    73.3
    ns
    83.3
    10 MHz
    90
    ns
    100
    t3
    CWC setup time prior to MEMWR falling
    (see Note)
    20 MHz
    110
    ns
    16 MHz
    148
    ns
    12 MHz
    210
    ns
    10 MHz
    260
    ns
    t5
    DTGRT falling to DTACK low
    20 MHz
    ns
    100
    16 MHz
    ns
    113
    12 MHz
    ns
    133
    10 MHz
    ns
    150
    t9
    DTACK low pulse width
    20 MHz
    ns
    200
    16 MHz
    ns
    250
    12 MHz
    ns
    333
    10 MHz
    ns
    400
    t11
    CLOCK IN rising to MEMWR low
    ALL
    ns
    40
    t14
    Data output hold time following MEMWR high
    20 MHz
    20
    ns
    16 MHz
    33
    ns
    12 MHz
    53
    ns
    10 MHz
    70
    ns
    t17
    Data output signal Tri-State following CLOCK IN rising
    ALL
    ns
    40
    15
    VALUE @3.3 VOLTS
    MIN
    TYP
    MAX
    40
    10
    40
    30
    40
    60
    85
    127
    160
    40
    50
    52.5
    62.5
    73.3
    83.3
    90
    100
    110
    148
    210
    260
    105
    118
    138
    155
    200
    250
    333
    400
    40
    10
    23
    43
    60
    40
    t16
    Data output hold time following CLOCK IN rising
    ALL
    10
    ns
    15
    NOTES:
    (1)
    Assume that DTGRT is low at the time DTREQ is asserted low. If not, these values can increase by the delay time from DTREQ (low) - to - DTGRT
    (low).
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