作为模拟电路与数字电路的接口电路，高性能的模数转换器对整个设计系统的实现非常重要。
As a special interface connected with analog and digital circuits, high performance analog-to-digital converter is much more important in whole system design.
在第五学期我们学了半导体基础知识、交流放大电路、逻辑电路、模拟电路和数字电路的转换。
In the fifth semester, we learned fundamental knowledge of semiconductors, AC circuit amplifier, and the switching among logic circuit, analog circuit and digital circuit.
模数转换器是模拟电路和数字电路的接口，是手持终端中不可缺少的组成部分。
Analog to digital Converter is the interface of analog and digital circuit; it's an necessary part in the portable system.
因此，电流镜(100)的每个晶体管限定数字模拟转换电路的步，相邻步之间的比率实质上是常数。
Thus, each transistor of the current mirror (100) defines a step of the digital to analog conversion circuit, and the ratio between adjacent steps is substantially constant.
所述前端电路包括用于将所接收的数字信号转换为多个模拟网络中被选择的一个的多个可编程信道电路。
The front end circuits comprise a plurality of programmable channel circuits for converting received digital signals into selected one of a plurality of analog network.
该系统包括信号检测、放大、转换、存贮、数字显示、模拟曲线显示、报警等电路。
The System included testing of signals, amplification, changing, store and digital display, analogic-curve display, warning, and so on.
AD采用一路SHA模式进行配置，转换的结果是使得CIS输出的模拟信号转换成可以供后续电路使用的数字信号。
AD mode by all SHA, conversion is the result of configuration of CIS output analog signals that can be converted for subsequent circuits using digital signal.
DA转换电路，将数字形式的幅度码转换成模拟信号。
The DAC, which transforms the digital signals into analogy signals.
相对于模拟电路，数字滤波电路具有灵活、稳定、自适应等优点，但其性能受到模数转换器采样参数的影响。
Compared with analog circuits, the digital filters have the advantages as flexibility stability and adaptivity, although its performance is limited by the Analog-to-Digital Converter (ADC).
相对于模拟电路，数字滤波电路具有灵活、稳定、自适应等优点，但其性能受到模数转换器采样参数的影响。
Compared with analog circuits, the digital filters have the advantages as flexibility stability and adaptivity, although its performance is limited by the Analog-to-Digital Converter (ADC).
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