基准源作为其中关键模块之一,不仅需要为系统提供精准的偏置电压和偏置电流,差分基准源还将为其提供比较电平和残差电压,它的性能将直接影响到系统指标。
Reference is the key part of ADC, not only providing the bias voltage and current for the system but also playing the part of the compared voltage and subtracted voltage.
对于差分输出的数模转换器,设计了能够产生高交叉点控制信号的电流源开关控制电路以减少输出的毛刺提高整体的动态性能。
For the difference output, designs a current switch signal generator with high cross-point and restricted voltage range to decrease the glitch of output, in order to obtain a good dynamic performance.
离子电流信号差分峰值相位、H30 +浓度差分峰值相位与放热率峰值相位之间均存在一定的相位差。
Results also show that differential peak phase of ion Current Signal or H30 + concentration slightly postpones to the peak phase of heat release rate.
设计实现了基于差分后谐波检测的微弱信号处理电路、前置放大电路、差分电路、调制电路和光源温度控制电路及电流驱动电路等。
The circuit of Photoelectricity Weak Signal Detection, preamplifier circuit, difference circuit, modulation circuit, optical source thermal control and current drive circuit etc. are designed.
设计实现了基于差分后谐波检测的微弱信号处理电路、前置放大电路、差分电路、调制电路和光源温度控制电路及电流驱动电路等。
The circuit of Photoelectricity Weak Signal Detection, preamplifier circuit, difference circuit, modulation circuit, optical source thermal control and current drive circuit etc. are designed.
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