模数转换器

• The resolution depends upon the size of the word used to represent the amplitude of a sampling sound and is determined by the resolution of the adc and dac
  分辨率取决于表示采样声音振幅的字组大小，并由模数转换器和数模转换器的分辨率所决定。
• Ti ' s tms320lf2407 is selected as core processor in ert , and analog signal is converted by tms320lf2407 ' s internal adc
  Ert模块选用ti公司的dsp芯片tms320lf2407作核心处理器，模拟量经过调理电路后由tms320lf2407自带的模数转换器进行转换和处理。
• The precision amplifier and sixteen bit analog / digital ( a / d ) convertor ad7677 are used in designing data collection module which can convert range automatically
  选用高性能运算放大器及16位模数转换器ad7677完成了带有自动量程转换的数据采集模块的设计。
• Digital signal processor ( dsp ) was used as the microcontroller of the daq card , and synchronous a / d converters were used to collect synchronous signals
  该数据采集卡以数字信号处理器( dsp )为主控制器，结合同步模数转换器( adc )实现了多通道同步采集的功能。
• To meet the requirements of measuring accuracy , 12 bits ad converter tlc2543 is applied in the inferior subsystem , and the transforming error is reduced to 1 / 1095
  系统采用12位模数转换器tlc2543实现模数转换，使得转换误差达到1 / 4095 ，是可以满足测量精度的。
• Modeling and simulating the adc system by adopting standard cmos technologies can provide the theoretical supports for design and optimization of ultrahigh speed adcs
  基于标准cmos工艺,从a / d转换器系统开始建模研究,可以为设计和优化超高速模数转换器提供必要的理论基础。
• In this system , an inclinnation transducer with super high measuring precision is applied to catch angle signal , and an new mcu embedding 24 - bit adc is used to acquir and process datum
  该测量仪器采用高精度的倾角传感器获取角度信号,并采用高分辨率模数转换器实现信号的采集处理。
• For analog inputs , any absolute voltage value above which the analog - to - digital converter cannot distinguish a change . the overload value can be different for plus and minus inputs
  就模拟输入而言，使模数转换器不能区别其变化的超范围的绝对电压值。超载值对于正输入和负输入可能不同。
• In the hardware section , the interface between the cy7c68013 ’ gpif ( general programmable interface ) and the a / d converter was introduced , and the various dc - dc circuit were embodied
  其中硬件部分具体介绍了usb2 . 0控制器cy7c68013的gpif和模数转换器的接口设计,同时也给出了系统各种电源转换的实现方法。
• To enable a digital computer to work with analogue , an analogue - to - digital ( a / d ) converter is needed to transfer analogue into digital data then stored in the random asses memory ( ram ) installed in the computer
  为了使数字计算机能够工作，必须要有一个模数转换器将模拟信号转换为数字信号并存在计算机ram中。