參數(shù)資料
    

    


    


    
型號(hào)：
MAX148ACPP

    

    
廠商：
MAXIM INTEGRATED PRODUCTS INC

    

    
元件分類：
ADC

    

    
英文描述：
+2.7V to +5.25V, Low-Power, 8-Channel, Serial 10-Bit ADCs

    

    
中文描述：
8-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDIP20

    

    
封裝：
PLASTIC, DIP-20

    

    
文件頁數(shù)：
3/24頁

    

    
文件大小：
221K

    

    
代理商：
MAX148ACPP


    

    

    

	
    
    
    

    
    
	
    M
    +2.7V to +5.25V, Low-Power, 8-Channel, 
    S erial 10-Bit ADCs
    _______________________________________________________________________________________
    3
    Multiplexer Leakage Current
    Input Capacitance
    INTERNAL REFERENCE 
    (MAX149 only, reference buffer enabled)
    μA
    0.01
    10
    Shutdown VREF Input Current
    k
    18
    25
    VREF Input Resistance
    μA
    100
    150
    VREF Input Current
    V
    1.0
    V
    DD
    +
    50mV
    VREF Input Voltage Range 
    (Note 9)
    pF
    16
    1.8
    0.225
    MHz
    Internal Clock Frequency
    μA
    ±0.01
    ±1
    UNITS
    MIN
    TYP
    MAX
    SYMBOL
    PARAMETER
    SHDN
     = FLOAT
    SHDN
     = V
    DD
    VREF = 2.500V
    On/off leakage current, V
    CH_
    = 0V or V
    DD
    CONDITIONS
    ELECTRICAL CHARACTERISTICS (continued)
    V
    = +2.7V to +5.25V; COM = 0V; f
    = 2.0MHz; external clock (50% duty cycle); 15 clocks/conversion cycle (133ksps);
    MAX149—4.7μF capacitor at VREF pin; MAX148—external reference, VREF = 2.500V applied to VREF pin; T
    A
    = T
    MIN
    to T
    MAX
    ; unless
    otherwise noted.)
    V
    2.470
    2.500
    2.530
    30
    VREF Output Voltage
    VREF Short-Circuit Current
    VREF Temperature Coefficient
    T
    A
    = +25°C (Note 7)
    mA
    ±30
    0.35
    MAX149
    0mA to 0.2mA output load
    Internal compensation mode
    External compensation mode
    mV
    Load Regulation (Note 8)
    0
    μF
    4.7
    0.01
    Capacitive Bypass at VREF
    μF
    %
    Capacitive Bypass at REFADJ
    REFADJ  Adjustment Range
    EXTERNAL REFERENCE AT VREF 
    (Buffer disabled)
    ±1.5
    V
    V
    DD
    -
    0.5
    REFADJ  Buffer-Disable Threshold
    μF
    0
    Capacitive Bypass at VREF
    Internal compensation mode
    External compensation mode
    2.00
    V/V
    2.06
    Reference Buffer Gain
    4.7
    MAX148
    MAX149
    MAX149
    ±10
    μA
    ±50
    REFADJ  Input Current
    MAX148
    ppm/°C
    0 to VREF
    ±VREF / 2
    V
    Input Voltage Range, Single-
    Ended and Differential (Note 6)
    Unipolar, COM = 0V
    Bipolar, COM =  VREF / 2
    0.1
    0
    2.0
    2.0
    MHz
    External Clock Frequency
    Data transfer only
    CONVERSION RATE (continued)
    ANALOG/COM INPUTS
    EXTERNAL REFERENCE AT REFADJ
    
    
    
    
    
    


    


    

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    PDF描述
    		

    
    

    
MAX148BCPP
+2.7V to +5.25V, Low-Power, 8-Channel, Serial 10-Bit ADCs

    

    
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+2.7V to +5.25V, Low-Power, 8-Channel, Serial 10-Bit ADCs

    

    
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    相關(guān)代理商/技術(shù)參數(shù)
    		

    參數(shù)描述
    		

    
    

    
MAX148ACPP+
功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32

    

    
MAX148AEAP
功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32

    

    
MAX148AEAP+
功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32

    

    
MAX148AEAP+T
功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32

    

    
MAX148AEAP-T
功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32

    

    
    
    
    
	
    	
    
    
     
     
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