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    參數(shù)資料
    型號(hào): 935080310112
    廠商: NXP SEMICONDUCTORS
    元件分類(lèi): ADC
    英文描述: 1-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO24
    封裝: PLASTIC, SOT-108, SO-24
    文件頁(yè)數(shù): 20/23頁(yè)
    文件大?。?/td> 211K
    代理商: 935080310112
    June 1994
    6
    Philips Semiconductors
    Product specication
    8-bit high-speed analog-to-digital converter
    TDF8704
    CHARACTERISTICS (see Tables 1 and 2)
    VCCA = V7 to V6 = 4.75 to 5.25 V; VCCD = V18 to V17 = 4.75 to 5.25 V; VCCO = V19 and V21 to V20 = 4.75 to 5.25 V; AGND
    and DGND shorted together; VCCA to VCCD = 0.25 to +0.25 V; VCCO to VCCD = 0.25 to +0.25 V;
    VCCA to VCCD = 0.25 to +0.25 V; Tamb = 40 to +85 °C; typical readings taken at VCCA =VCCD = 5 V and Tamb =25 °C;
    unless otherwise specied.
    SYMBOL
    PARAMETER
    CONDITIONS
    MIN.
    TYP.
    MAX.
    UNIT
    Supply
    VCCA
    analog supply voltage
    4.75
    5.0
    5.25
    V
    VCCD
    digital supply voltage
    4.75
    5.0
    5.25
    V
    VCCO
    output stages supply voltage
    4.75
    5.0
    5.25
    V
    ICCA
    analog supply current
    37
    46
    mA
    ICCD
    digital supply current
    23
    35
    mA
    ICCO
    output stages supply current
    all outputs LOW
    16
    21
    mA
    Inputs
    CLOCK INPUT CLK (REFERENCED TO DGND)
    VIL
    LOW level input voltage
    0
    0.8
    V
    VIH
    HIGH level input voltage
    2.0
    VCCD
    V
    IIL
    LOW level input current
    Vclk = 0.4 V
    400
    A
    IIH
    HIGH level input current
    Vclk = 2.7 V
    100
    A
    Vclk =VCCD
    300
    A
    ZI
    input impedance
    fclk = 50 MHz
    2
    k
    CI
    input capacitance
    fclk = 50 MHz
    4.5
    pF
    VI (ANALOG INPUT VOLTAGE REFERENCED TO AGDN; SEE FIGS 3 AND 4 AND TABLE 1)
    VI(B)
    input voltage (BOTTOM)
    1.21
    1.25
    1.29
    V
    VI(0)
    input voltage
    output code = 0
    1.42
    1.48
    1.51
    V
    Vos(B)
    offset voltage (BOTTOM)
    VI(0) to VI(B)
    210
    225
    240
    V
    VI(T)
    input voltage (TOP)
    3.37
    3.46
    3.58
    V
    VI(255)
    input voltage
    output code = 255
    3.14
    3.22
    3.30
    V
    Vos(T)
    offset voltage (TOP)
    VI(T) to VI(255)
    225
    240
    255
    V
    VI(p-p)
    input voltage amplitude
    (peak-to-peak value)
    1.69
    1.74
    1.79
    V
    IL
    load current on VRT and VRB
    300
    +300
    A
    IIL
    LOW level input current
    VI = 1.25 V
    0
    A
    IIH
    HIGH level input current
    VI = 3.46 V
    40
    150
    400
    A
    ZI
    input impedance
    fi = 4.43 MHz
    10
    k
    CI
    input capacitance
    fi = 4.43 MHz
    14
    pF
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