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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
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ucoslwiptcpip应用心得希望有帮助
2016-07-19 20:41:02
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adc0808的有个应用，c语言源代码控制产生信号源
2016-12-24 10:01:03
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各种matlab算例应用尽有，对matlab的初学者有很大的帮助。
2014-11-24 00:02:02
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not only an example of writing a driver, but it also includes a set of application interface software routines
2013-11-23 21:08:01
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IT++ is a C++ library of mathematical, signal processing and communication system routines/functions.
2014-01-13 05:54:02
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AD7708 - ANALOG DEVICES 16bit ADC CONVERSION ROUTINES
2013-12-25 21:35:12
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This package is a free collection of Matlab routines for computing
wave atom transforms in one, two
2017-03-05 10:56:02
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IML package provides efficient routines to solve nonsingular systems of
linear equations, certified
2017-03-21 00:42:02
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RX Library contains a large number of components, objects and routines for Borland Delphi with full source
2013-12-30 19:49:01
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some routines to control a n u4091 using c for msp controller
2013-12-22 09:17:01
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AT45dbxx data-flash memory routines in asm51
2017-09-08 00:15:02
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This application note shows how to write an Inter Integrated Circuit bus driver (I²C) for the P
2023-11-18 19:50:01
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The 87LPC76X Microcontroller combines in a small package the
benefits of a high-performance micro
2024-03-25 01:20:01
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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
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Duplex UART Routines for the 8xC751 and 8xC752 Microcontrollers
2013-12-12 03:42:03
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UCL Common Code Library
Routines common to a number of multimedia tools.
2013-12-25 08:17:10
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Ordinary and Partial Differential Equation Routines in C, C++, Fortran, Java, Maple, and MATLAB
2013-12-25 04:20:11
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Ordinary and Partial Differential Equation Routines in C, C++, Fortran, Java, Maple, and MATLAB
2013-11-30 00:22:01
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Ordinary and Partial Differential Equation Routines in C, C++, Fortran, Java, Maple, and MATLAB
2013-12-06 07:51:13
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