Dual, 12-/14-/16-Bit,1 GSPS Digital-to-Analog Converters

GENERAL DESCRIPTION The AD9776A/AD9778A/AD9779A are dual, 12-/14-/16-bit, high dynamic range digital-to-analog converters (DACs) that provide a sample rate of 1 GSPS, permitting a multicarrier generation up to the Nyquist frequency. They include features optimized for direct conversion transmissi

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Digital-to-Analog Converters

文件：1.14354 Mbytes 頁數(shù)：55 Pages

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Dual, 12-/14-/16-Bit,1 GSPS

GENERAL DESCRIPTION The AD9776A/AD9778A/AD9779A are dual, 12-/14-/16-bit, high dynamic range digital-to-analog converters (DACs) that provide a sample rate of 1 GSPS, permitting a multicarrier generation up to the Nyquist frequency. They include features optimized for direct conversion transmissi

文件：1.17784 Mbytes 頁數(shù)：56 Pages

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Dual, 12-/14-/16-Bit,1 GSPS

GENERAL DESCRIPTION The AD9776A/AD9778A/AD9779A are dual, 12-/14-/16-bit, high dynamic range digital-to-analog converters (DACs) that provide a sample rate of 1 GSPS, permitting a multicarrier generation up to the Nyquist frequency. They include features optimized for direct conversion transmissi

文件：1.17784 Mbytes 頁數(shù)：56 Pages

AD

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Dual, 12-/14-/16-Bit,1 GSPS

GENERAL DESCRIPTION The AD9776A/AD9778A/AD9779A are dual, 12-/14-/16-bit, high dynamic range digital-to-analog converters (DACs) that provide a sample rate of 1 GSPS, permitting a multicarrier generation up to the Nyquist frequency. They include features optimized for direct conversion transmissi

文件：1.17784 Mbytes 頁數(shù)：56 Pages

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Dual, 12-/14-/16-Bit,1 GSPS

文件：1.17784 Mbytes 頁數(shù)：56 Pages

AD

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Digital-to-Analog Converters

文件：1.14354 Mbytes 頁數(shù)：55 Pages

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Digital-to-Analog Converters

文件：1.14354 Mbytes 頁數(shù)：55 Pages

AD

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Digital-to-Analog Converters

文件：1.14354 Mbytes 頁數(shù)：55 Pages

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雙通道、12位、1 GSPS數(shù)模轉換器

AD9776A/AD9778A/AD9779A分別是雙通道、12/14/16位、高動態(tài)范圍數(shù)模轉換器(DAC)，提供1 GSPS采樣速率，可以產(chǎn)生最高達奈奎斯特頻率的多載波。這些器件具有針對直接變頻傳輸應用進行優(yōu)化的特性，包括復數(shù)數(shù)字調制以及增益與失調補償。DAC輸出經(jīng)過優(yōu)化，可以與模擬正交調制器無縫接口，例如ADI公司的ADL537x FMOD系列調制器。三線式接口允許對許多內部參數(shù)進行編程和回讀。滿量程輸出電流可以在10 mA至30 mA范圍內進行編程。這些器件采用先進的0.18 μm CMOS工藝制造，采用1.8 V和3.3 V電源供電，總功耗為1.0 W，并采用100引腳超薄四方扁平封 ? 低功耗（全部工作條件下）：1.0 W (1 GSPS)，600 mW (500 MSPS)\n\n? 單載波WCDMA ACLR = 80 dBc (80 MHz 中頻)\n\n? 可調模擬輸出：8.7 mA至31.7 mA（RL = 25 Ω至50 Ω）\n\n? 新穎的2×、4×、8×插值器/粗調復合調制器可以將載波放在DAC帶寬中的任何位置\n\n\n\n? 輔助DAC可以控制外部VGA及失調\n\n? 多芯片同步接口\n\n? 高性能、低噪聲鎖相環(huán)(PLL)時鐘乘法器\n\n? 數(shù)字反向sinc濾波器\n\n? 100引腳、裸露焊盤TQFP封裝;

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