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

文件：1.17727 Mbytes 页数：56 Pages

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Digital-to-Analog Converters

文件：1.14354 Mbytes 页数：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 页数：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 页数：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 页数：56 Pages

AD

亚德诺

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

文件：1.17784 Mbytes 页数：56 Pages

AD

亚德诺

Digital-to-Analog Converters

文件：1.14354 Mbytes 页数：55 Pages

AD

亚德诺

Digital-to-Analog Converters

文件：1.14354 Mbytes 页数：55 Pages

AD

亚德诺

Digital-to-Analog Converters

文件：1.14354 Mbytes 页数：55 Pages

AD

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双通道、12位、1 GSPS数模转换器

AD9776A/AD9778A/AD9779A分别是双通道、12/14/16位、高动态范围数模转换器(DAC)，提供1 GSPS采样速率，可以产生最高达奈奎斯特频率的多载波。这些器件具有针对直接变频传输应用进行优化的特性，包括复数数字调制以及增益与失调补偿。DAC输出经过优化，可以与模拟正交调制器无缝接口，例如ADI公司的ADL537x FMOD系列调制器。三线式接口允许对许多内部参数进行编程和回读。满量程输出电流可以在10 mA至30 mA范围内进行编程。这些器件采用先进的0.18 μm CMOS工艺制造，采用1.8 V和3.3 V电源供电，总功耗为1.0 W，并采用100引脚超薄四方扁平封 • 低功耗（全部工作条件下）：1.0 W (1 GSPS)，600 mW (500 MSPS)\n\n• 单载波WCDMA ACLR = 80 dBc (80 MHz 中频)\n\n• 可调模拟输出：8.7 mA至31.7 mA（RL = 25 Ω至50 Ω）\n\n• 新颖的2×、4×、8×插值器/粗调复合调制器可以将载波放在DAC带宽中的任何位置\n\n\n\n• 辅助DAC可以控制外部VGA及失调\n\n• 多芯片同步接口\n\n• 高性能、低噪声锁相环(PLL)时钟乘法器\n\n• 数字反向sinc滤波器\n\n• 100引脚、裸露焊盘TQFP封装;

ADI

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