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  • 參數(shù)資料
    型號: MSP430F2416TZQW
    廠商: TEXAS INSTRUMENTS INC
    元件分類: 微控制器/微處理器
    英文描述: 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PBGA113
    封裝: GREEN, PLASTIC, BGA-113
    文件頁數(shù): 64/102頁
    文件大?。?/td> 1509K
    代理商: MSP430F2416TZQW
    MSP430F261x
    MSP430F241x
    SLAS541H
    – JUNE 2007 – REVISED MAY 2011
    12-Bit ADC Timing Parameters
    over recommended operating free-air temperature range (unless otherwise noted)
    PARAMETER
    TEST CONDITIONS
    VCC
    MIN
    TYP
    MAX UNIT
    For specified performance of ADC12
    fADC12CLK
    2.2 V/3 V
    0.45
    5
    6.3
    MHz
    linearity parameters
    ADC12DIV = 0,
    fADC12OSC
    Internal ADC12 oscillator
    2.2 V/3 V
    3.7
    5
    6.3
    MHz
    fADC12CLK = fADC12OSC
    CVREF+ ≥ 5 F, Internal oscillator,
    2.2 V/3 V
    2.06
    3.51
    s
    fADC12OSC = 3.7 MHz to 6.3 MHz
    tCONVERT
    Conversion time
    13
    ×
    External fADC12CLK from ACLK, MCLK,
    ADC12DIV
    ×
    s
    or SMCLK, ADC12SSEL
    ≠ 0
    1/fADC12CLK
    Turn-on settling time of the
    tADC12ON
    See (2)
    100
    ns
    ADC (1)
    3 V
    1220
    RS = 400 ,RI = 1000 , CI = 30 pF,
    tSample
    Sampling time (1)
    ns
    τ = [RS +RI] × CI
    (3)
    2.2 V
    1400
    (1)
    Limits verified by design
    (2)
    The condition is that the error in a conversion started after tADC12ON is less than ±0.5 LSB. The reference and input signal are already
    settled.
    (3)
    Approximately ten Tau (
    τ) are needed to get an error of less than ±0.5 LSB:
    tSample = ln(2
    n+1) × (R
    S + RI) × CI + 800 ns, where n = ADC resolution = 12, RS = external source resistance
    12-Bit ADC Linearity Parameters
    over recommended operating free-air temperature range (unless otherwise noted)
    PARAMETER
    TEST CONDITIONS
    VCC
    MIN
    TYP
    MAX
    UNIT
    1.4 V
    ≤ (VeREF+ - VREF-/VeREF-) min ≤ 1.6 V
    ±2
    Integral linearity
    EI
    2.2 V/3 V
    LSB
    error
    1.6 V
    < (VeREF+ - VREF-/VeREF-) min ≤ VAVCC
    ±1.7
    Differential linearity (VeREF+ - VREF-/VeREF-) min ≤ (VeREF+ - VREF-/VeREF-),
    ED
    2.2 V/3 V
    ±1
    LSB
    error
    CVREF+ = 10 F (tantalum) and 100 nF (ceramic)
    (VeREF+ - VREF-/VeREF-) min ≤ (VeREF+ - VREF-/VeREF-),
    EO
    Offset error
    Internal impedance of source RS
    < 100 ,
    2.2 V/3 V
    ±2
    ±4
    LSB
    CVREF+ = 10 F (tantalum) and 100 nF (ceramic)
    (VeREF+ - VREF-/VeREF-) min ≤ (VeREF+ - VREF-/VeREF-),
    EG
    Gain error
    2.2 V/3 V
    ±1.1
    ±2
    LSB
    CVREF+ = 10 F (tantalum) and 100 nF (ceramic)
    Total unadjusted
    (VeREF+ - VREF-/VeREF- ) min ≤ (VeREF+ -VREF-/VeREF-),
    ET
    2.2 V/3 V
    ±2
    ±5
    LSB
    error
    CVREF+ = 10 F (tantalum) and 100 nF (ceramic)
    64
    Copyright
    2007–2011, Texas Instruments Incorporated
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