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allegro 需要导出哪些文件嘉立创才能自动识别

allegro 需要导出哪些文件嘉立创才能自动识别
2020-10-12 16:13:29 下载 6 查看 147
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高速PCB设计中的阻抗匹配 你都知道哪些

阻抗匹配是指在能量传输时,要求负载阻抗要和传输线的特征阻抗相等,此时的传输不会产生反射,这表明所有能量都被负载吸收了。反之则在传输中有能量损失。在高速线路板打样设计中,阻抗的匹配与否关系到信号的质量优劣。

1、PCB走线什么时候需要做阻抗匹配?

不主要看频率,而关键是看信号的边沿陡峭程度,即信号的上升/下降时间,一般认为如果信号的上升/下降时间(按10%~90%计)小

2022-09-09 08:00:02 下载 2 查看 5,228
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Resolution of the Cronig-Penney s predator and victim problem wrote in Matlab v6.5.

Resolution of the Cronig-Penney s predator and victim problem wrote in Matlab v6.5.
2014-01-05 01:21:01 下载 134 查看 1,117
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VLSI implementation of high speed and high resolution FFT algorithm based on Radix 2 for DSP applica

VLSI implementation of high speed and high resolution FFT algorithm based on Radix 2 for DSP application
2013-12-26 22:21:07 下载 87 查看 1,097
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05 calgary PhD Triple Frequency Cascading Ambiguity Resolution for Modernized GPS and GALILEO.pdf

资料->【E】光盘论文->【E1】斯坦福博士论文->05 calgary PhD Triple Frequency Cascading Ambiguity Resolution for Modernized
2024-11-18 01:10:01 下载 2 查看 5,665
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ucoslwiptcpip应用心得希望帮助

ucoslwiptcpip应用心得希望帮助
2016-07-19 20:41:02 下载 178 查看 1,024
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adc0808的应用

adc0808的应用,c语言源代码控制产生信号源
2016-12-24 10:01:03 下载 65 查看 1,025
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各种matlab算例应用

各种matlab算例应用,对matlab的初学者很大的帮助。
2014-11-24 00:02:02 下载 120 查看 1,041
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设计和选用电源模块应考虑哪些性能参数

同样的输入输出电压、同样的功率、同样的封装,不同厂家的电源模块,哪个性能更好?对于一个性能优良的电源模块来说,需要测试的项目很多,而且这些性能之间是紧密联系的,本文挑选其中几个方面的性能进行对比阐述。
2022-12-23 20:20:02 下载 1 查看 6,228
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High Range Resolution (HRR) waveforms and ste

High Range Resolution (HRR) waveforms and stepped frequency waveforms are also analyzed.
2014-01-11 14:15:01 下载 52 查看 1,090
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//LCM resolution:128x128, //driver IC:UC1697,C51

//LCM resolution:128x128, //driver IC:UC1697,C51
2016-04-01 10:49:02 下载 117 查看 1,265
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TFT LCD Single Chip Driver240RGBx320 Resolution and 262K color

TFT LCD Single Chip Driver240RGBx320 Resolution and 262K color
2017-03-29 00:52:02 下载 128 查看 1,158
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The 7" screen produces 800×RGB×600 resolution image. The LCD is drivered by a single input voltage

The 7" screen produces 800×RGB×600 resolution image.
2014-01-14 06:40:12 下载 108 查看 1,076
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01 calgary PhD Ionosphere Weighted Global Positioning System Carrier Phase Ambiguity Resolution.pdf

->【E1】斯坦福博士论文->01 calgary PhD Ionosphere Weighted Global Positioning System Carrier Phase Ambiguity Resolution.pdf
2024-08-01 02:30:01 下载 1 查看 1,322
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The two C source files in this archive are specific to the TRS-80 Model 4 with high-resolution grap

The two C source files in this archive are specific to the TRS-80 Model 4 with high-resolution graphics
2014-11-04 11:30:04 下载 198 查看 1,111
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The two C source files in this archive are specific to the TRS-80 Model 4 with high-resolution grap

The two C source files in this archive are specific to the TRS-80 Model 4 with high-resolution graphics
2013-12-18 12:29:05 下载 68 查看 1,089
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software 15khz pal resolution new tool so you can see prgs on normal tv

software 15khz pal resolution new tool so you can see prgs on normal tv
2014-01-02 21:10:01 下载 198 查看 1,033
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06 calgary PhD Automated Road Network Extraction from High Spatial Resolution Multi-Spectral Imagery

资料->【E】光盘论文->【E1】斯坦福博士论文->06 calgary PhD Automated Road Network Extraction from High Spatial Resolution
2024-07-20 22:50:01 下载 10 查看 1,131
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628512在实际电路中的应用图纸,实际应用的意义.

628512在实际电路中的应用图纸,实际应用的意义.
2013-12-28 00:22:08 下载 125 查看 1,071
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JAVA相关基础知识 1、面向对象的特征哪些方面 抽象: 抽象就是忽略一个主题中与当前目标无关的那些方面

JAVA相关基础知识 1、面向对象的特征哪些方面 抽象: 抽象就是忽略一个主题中与当前目标无关的那些方面,以便更充分地注意与当前目标有关的方面。
2017-01-04 00:29:02 下载 147 查看 1,068
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