參數(shù)資料
    型號: MAX187ACWE
    廠商: MAXIM INTEGRATED PRODUCTS INC
    元件分類: ADC
    英文描述: Fixed-Point Digital Signal Processor 288-BGA MICROSTAR
    中文描述: 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
    封裝: 0.300 INCH, SOP-16
    文件頁數(shù): 3/20頁
    文件大?。?/td> 177K
    代理商: MAX187ACWE
    PARAMETER
    SYMBOL
    CONDITIONS
    MIN
    TYP
    MAX
    UNITS
    CONVERSION RATE
    Conversion Time
    t
    CONV
    t
    ACQ
    5.5
    8.5
    μs
    Track/Hold Acquisition Time
    1.5
    μs
    Throughput Rate
    External clock, 4MHz, 13 clocks
    75
    ksps
    Aperture Delay
    t
    APR
    10
    ns
    Aperture J itter
    <50
    ps
    ANALOG INPUT
    Input Voltage Range
    0 to V
    REF
    V
    Input Capacitance (Note 4)
    16
    pF
    INTERNAL REFERENCE
    (MAX187 only, reference buffer enabled)
    REF Output Voltage
    V
    REF
    T
    A
    = +25°C
    4.076
    4.096
    4.116
    MAX187_C
    4.060
    4.132
    T
    A
    = T
    MIN
    to T
    MAX
    MAX187_E
    4.050
    4.140
    V
    MAX187_M
    4.040
    4.150
    REF Short-Circuit Current
    30
    mA
    MAX187AC/BC
    ±30
    ±50
    REF Tempco
    MAX187AE/BE
    ±30
    ±60
    ppm/°C
    MAX187AM/BM
    ±30
    ±80
    MAX187C
    ±30
    Load Regulation (Note 5)
    0mA to 0.6mA output load
    1
    mV
    EXTERNAL REFERENCE AT REF
    (Buffer disabled, V
    REF
    = 4.096V)
    Input Voltage Range
    2.50
    V
    DD
    + 50mV
    350
    V
    Input Current
    200
    μA
    Input Resistance
    12
    20
    k
    Shutdown REF Input Current
    1.5
    10
    μA
    M
    +5V, Low-Power, 12-Bit S erial ADCs
    _______________________________________________________________________________________
    3
    ELECTRICAL CHARACTERISTICS (continued)
    (V
    DD
    = +5V ±5%; GND = 0V; unipolar input mode; 75ksps, f
    CLK
    = 4.0MHz, external clock (50% duty cycle); MAX187—internal
    reference: V
    REF
    = 4.096V, 4.7μF capacitor at REF pin, or MAX189—external reference: V
    REF
    = 4.096V applied to REF pin, 4.7μF
    capacitor at REF pin; T
    A
    = T
    MIN
    to T
    MAX
    ; unless otherwise noted.)
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    參數(shù)描述
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