http://www.analog.com New Products for 数模转换器（DAC） | Analog Devices Wed, 14 Oct 2009 19:54:24 GMT 2009-10-14T19:54:24Z http://www.analog.com/zh/digital-to-analog-converters/da-converters/ad9122/products/product.html AD9122是一款双通道、16位、高动态范围数模转换器(DAC)，提供1200 MSPS采样速率，可以产生最高达奈奎斯特频率的多载波。它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Analog Devices, Inc.（ADI公司）的ADL537x F-MOD系列调制器。四线式串行端口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8.7 mA至31.7 mA范围内进行编程。该器件采用72引脚LFCSP封装。</p> <p class="padding"><strong>产品聚焦</strong> <ol> <li>利用超低噪声与交调失真(IMD)特性，从基带到高中频的宽带信号可以实现高质量合成。</li> <li>专有DAC输出开关技术可增强动态性能。</li> <li>电流输出配置简便， 数模转换器（DAC） DAC Wed, 14 Oct 2009 19:54:24 GMT http://www.analog.com/zh/digital-to-analog-converters/da-converters/ad9122/products/product.html 2009-10-14T19:54:24Z http://www.analog.com/zh/digital-to-analog-converters/video-encoders/eval-adv739x/products/product.html Analog Devices has developed a 2 piece modular system to evaluate the ADV7390, ADV7391, ADV7392, ADV7393 Encoders.</p> <p>The 2 piece system consists of a front end board featuring an ADV7403 Analog Devices Multiformat decoder, Cypress USB microcontroller and a Xilinx Spartan 3 FPGA. This board provides data to be sent to Encoder board plugged in to the back end. 数模转换器（DAC） 视频编码器 Thu, 08 Oct 2009 09:40:17 GMT http://www.analog.com/zh/digital-to-analog-converters/video-encoders/eval-adv739x/products/product.html 2009-10-08T09:40:17Z