Precision, Selectable Gain, Fully Differential Funnel Amplifier

GENERAL DESCRIPTION The AD8475 is a fully differential, attenuating amplifier with integrated precision gain resistors. It provides precision attenuation (by 0.4 or 0.8), common-mode level shifting, and single-ended-to-differential conversion along with input overvoltage protection. Power dissipa

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Precision, Low Power Differential Amplifier/ADC Driver Family

FEATURES APPLICATIONS nn Available with User Settable Gain or Fixed-Gain of 0.5V/V, 1V/V, or 2V/V nn 2.9nV/√Hz Input-Referred Noise nn 2mA Maximum Supply Current nn 45ppm Max Gain Error nn 0.5ppm/°C Max Gain Error Drift nn 94dB Min CMRR nn 100μV Max Offset Voltage nn 50nA Max Input Offse

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Devices Connected

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Devices Connected

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Precision, Selectable Gain, Fully Differential Funnel Amplifier

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精密、可選增益、全差分漏斗放大器

AD8475是一款全差分衰減放大器，集成精密增益電阻，可提供精密衰減（0.4或0.8倍）、共模電平轉(zhuǎn)換、單端差分轉(zhuǎn)換及輸入過壓保護等功能。采用5 V單電源供電時，其功耗僅16 mW。 AD8475是一種易于使用、完全集成的精密增益模塊，采用單電源供電時，可以處理最高±10 V的信號電平。它提供一個完整的接口，使工業(yè)電平信號能夠直接兼容低壓、高性能16-bit或18-bit單電源逐次逼近（SAR）型模數(shù)轉(zhuǎn)換器（ADC）的差分輸入范圍。\n\n AD8475提供兩個引腳可選的標準增益選項：0.4和0.8。增益通過驅(qū)動與相應(yīng)增益對應(yīng)的輸入引腳來設(shè)置。\n\n AD847 ? 衰減和電平轉(zhuǎn)換\n衰減：G = 0.4x、0.8x\n\n? 完全差分或單端輸入/輸出\n\n? 差分輸出設(shè)計用于驅(qū)動精密ADC\n驅(qū)動開關(guān)電容和Σ-Δ型ADC\n軌到軌輸出\n\n? VOCM 引腳調(diào)整輸出共模電壓\n\n? 高達±15V的過壓保護(VS = +5 V)\n\n? 單電源供電：3V至10V\n\n? 雙電源供電：±1.5V至±5V\n\n? 高性能\n適合驅(qū)動18位、最高4 MSPS的轉(zhuǎn)換器\n輸出噪聲：10 nV/√Hz\n增益漂移：3 ppm/°C\n欲了解更多特性，請參考數(shù)據(jù)手冊;

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Precision, Selectable Gain, Fully Differential Funnel Amplifier

GENERAL DESCRIPTION The AD8475 is a fully differential, attenuating amplifier with integrated precision gain resistors. It provides precision attenuation (by 0.4 or 0.8), common-mode level shifting, and single-ended-to-differential conversion along with input overvoltage protection. Power dissipa

文件：554.78 Kbytes 頁數(shù)：24 Pages

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Precision, Selectable Gain, Fully Differential Funnel Amplifier

GENERAL DESCRIPTION The AD8475 is a fully differential, attenuating amplifier with integrated precision gain resistors. It provides precision attenuation (by 0.4 or 0.8), common-mode level shifting, and single-ended-to-differential conversion along with input overvoltage protection. Power dissipa

文件：554.78 Kbytes 頁數(shù)：24 Pages

AD

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Precision, Selectable Gain, Fully Differential Funnel Amplifier

GENERAL DESCRIPTION The AD8475 is a fully differential, attenuating amplifier with integrated precision gain resistors. It provides precision attenuation (by 0.4 or 0.8), common-mode level shifting, and single-ended-to-differential conversion along with input overvoltage protection. Power dissipa

文件：554.78 Kbytes 頁數(shù)：24 Pages

AD

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Precision, Selectable Gain, Fully Differential Funnel Amplifier

GENERAL DESCRIPTION The AD8475 is a fully differential, attenuating amplifier with integrated precision gain resistors. It provides precision attenuation (by 0.4 or 0.8), common-mode level shifting, and single-ended-to-differential conversion along with input overvoltage protection. Power dissipa

文件：554.78 Kbytes 頁數(shù)：24 Pages

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