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    參數(shù)資料
    型號(hào): TC7126CPL
    元件分類: ADC
    英文描述: 1-CH DUAL-SLOPE ADC, PARALLEL ACCESS, PDIP40
    封裝: PLASTIC, DIP-40
    文件頁(yè)數(shù): 1/26頁(yè)
    文件大?。?/td> 413K
    代理商: TC7126CPL
    2006 Microchip Technology Inc.
    DS21458C-page 1
    TC7126/A
    Features:
    Internal Reference with Low Temperature Drift:
    - TC7126: 80ppm/°C, Typical
    - TC7126A: 35ppm/°C, Typical
    Zero Reading with Zero Input
    Low Noise: 15
    μVP-P
    High Resolution: 0.05%
    Low Input Leakage Current: 1pA Typ., 10pA Max.
    Precision Null Detectors with True Polarity at Zero
    High-Impedance Differential Input
    Convenient 9V Battery Operation with Low-Power
    Dissipation: 500
    μW Typ., 900μW Max.
    Applications:
    Thermometry
    Bridge Readouts: Strain Gauges, Load Cells,
    Null Detectors
    Digital Meters and Panel Meters:
    - Voltage/Current/Ohms/Power, pH
    Digital Scales, Process Monitors
    Device Selection Table
    General Description:
    The TC7126A is a 3-1/2 digit CMOS Analog-to-Digital
    Converter (ADC) containing all the active components
    necessary to construct a 0.05% resolution measure-
    ment system. Seven-segment decoders, digit and
    polarity drivers, voltage reference, and clock circuit are
    integrated on-chip. The TC7126A directly drives a
    Liquid Crystal Display (LCD), and includes a backplane
    driver.
    A low-cost, high resolution indicating meter requires
    only a display, four resistors, and four capacitors. The
    TC7126A’s extremely low-power drain and 9V battery
    operation make it ideal for portable applications.
    The TC7126A reduces linearity error to less than 1
    count. Rollover error (the difference in readings for
    equal magnitude, but opposite polarity input signals) is
    below ±1 count. High-impedance differential inputs
    offer 1pA leakage current and a 1012
    Ω input imped-
    ance. The 15
    μVP-P noise performance ensures a “rock
    solid” reading, and the auto-zero cycle ensures a zero
    display reading with a 0V input.
    The TC7126A features a precision, low drift internal
    voltage reference and is functionally identical to the
    TC7126. A low drift external reference is not normally
    required with the TC7126A.
    Package
    Code
    Package
    Temperature
    Range
    CPL
    40-Pin PDIP
    0
    °C to +70°C
    IPL
    40-Pin PDIP (TC7126 Only)
    -25
    °C to +85°C
    CKW
    44-Pin PQFP
    0
    °C to +70°C
    CLW
    44-Pin PLCC
    0
    °C to +70°C
    3-1/2 Digit Analog-to-Digital Converters
    相關(guān)PDF資料
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    相關(guān)代理商/技術(shù)參數(shù)
    參數(shù)描述
    TC7126CPL 制造商:Microchip Technology Inc 功能描述:3.5 DIGIT ADC CMOS 7126 DIP40 制造商:Microchip Technology Inc 功能描述:3.5 DIGIT ADC, CMOS, 7126, DIP40 制造商:Microchip Technology Inc 功能描述:3.5 DIGIT ADC, CMOS, 7126, DIP40; Resolution (Bits):3.5bit; Supply Voltage Max:15V; Supply Current:55A; Digital IC Case Style:DIP; No. of Pins:40; Input Channel Type:Differential; Data Interface:Parallel; Operating Temperature ;RoHS Compliant: Yes
    TC7126IPL 功能描述:LCD 驅(qū)動(dòng)器 Low Power RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
    TC7126RCPL 功能描述:LCD 驅(qū)動(dòng)器 Low Power RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
    TC7126RIPL 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:3-1/2 Digit Analog-to-Digital Converters
    TC7129 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:4-1/2 Digit Analog-to-Digital Converters with On-Chip LCD Drivers