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直接数字频率合成是继直接频率合成和间接频率合成之后发展起来的第三代频率合成技术。它以其独特的优点被广泛应用于雷达、通信、电子对抗等电子系统。文章简要介绍了ＡＤ７００８的结构特点及利用该芯片实现与计算机接口的多模式通信调制器的开发设计过程和经验。
Direct digital frequency synthesis is the third generation of frequency synthesis technology developed after direct frequency synthesis and indirect frequency synthesis. With its unique advantages, it is widely used in electronic systems such as radar, communications and electronic warfare. The article briefly introduces the structural features of the AD7008 and the development and design process and experience of multi-mode communication modulator using the chip to achieve computer interface.