文章论述了CCD相机成像电路的关键技术，包括电源处理接地设计和驱动信号的性能改进，并对滤波技术进行了探讨。
The Paper describes the key technics of CCD camera's imaging circuit, including power technic, ground technic and driving signal's improving. It discusses about filter technic.
时钟电路被配置为响应于具有输入供电电压和接地电压的时钟信号向内部节点提供上拉电流。
The clocking circuit configured to provide the pull-up current to an internal node in response to a clock signal having the input supply voltage and the ground voltage.
本文分析pcb印刷电路板信号接地设计中产生接地噪声及电磁幅射的原因和对策。
This text analyses that earth noise and electromagnetic reasons and countermeasures penetrated emerge in the printed circuit board signal earth design of PCB.
采用这种技术时，电路板的元件侧专用于接地层，信号走线则布设在焊接侧。
In this technique, the component side of the board is dedicated to the ground plane, and signal traces are placed on the solder side.
电路板至少需要4层才能实现最佳布局和性能：一个接地层、一个电源层和两个信号层。
Best layout and performance are achieved with at least a 4-layer multilayer board, where there is a ground plane layer, a power supply layer, and two signal layers.
在电路原理图设计中遵循高速信号电路PCB设计原则，完成了系统PCB的布局、叠层设计、内电层设计、系统接地设计和高速信号线等设计；
With the circuit schematic design and the high speed PCB design, completes PCB composition, stackup design, internal layer design, system grounding design and high-speed signal line design.
在电路原理图设计中遵循高速信号电路PCB设计原则，完成了系统PCB的布局、叠层设计、内电层设计、系统接地设计和高速信号线等设计；
With the circuit schematic design and the high speed PCB design, completes PCB composition, stackup design, internal layer design, system grounding design and high-speed signal line design.
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