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EDN助学—CPLD学习小组
发表于 2009/3/13 20:56:30
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标签: 放大器
AD603的调试笔记
今天终于把AD603调好了,结果还行.这是参加学校的电子竞赛而做的一个题目,程控放大器.
其中的放大器用的是AD603,技术手册上的第二种接法,增益范围0-40dB.
从当初决定选用603到现在差不多用了两个三星期的时间,这其中充满了辛苦和困惑.不过还好,
坚持了下来,最后结果还可以.
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《51单片机工程应用实例》书友会
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这次的调试,收获最多的就是如何去抗干扰,模拟
电路
模拟电路李宁答案12数字电路仿真实验电路与电子学第1章单片机复位电路图组合逻辑电路课后答案
不比数字电路,尤其是有放大器的,很容易
产生自激.
在
设计
领导形象设计圆作业设计ao工艺污水处理厂设计附属工程施工组织设计清扫机器人结构设计
中,要在第个的器件的电源加去耦电容,滤除电源中的高频分量.每个器件的接地端要一点
接地.不要图省劲.对于603,输入阻抗小,前级一定要加一个电压跟随器,在输出端,看结果如果波
形有很多高频分量,可在603的输入端加个滤波电容,将其大部分滤掉.
调试是个慢活,不能太急了.遇到问题要积极思考出现这种问题的原因,一个个排除可能导致问
题的原因.最重要是学会坚持.
我想这些经验都会对自己以后的发展有很大的帮助.
系统分类: 模拟技术 | 用户分类: FPGA | 来源: 原创 | 【推荐给朋友】 | 【添加到收藏夹】
该用户于2009/3/13 20:56:45编辑过该文章
阅读(232) 回复(1)
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论
tengjingshu 2009/3/14 10:14:24
学习了:)
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2009年份 (7)
最新日志
· 程控放大器
· 基于FPGA的VGA显示实验
· 一下午的程序
· 基于FPGA的数码管实验
· AD603的调试笔记
最新评论
· 当年做这个很失败!没有芯片MAX2262,
做得一蹋糊…
· 做得挺好的
· 支持,学习了
· FPGA有RAM的IP核,很容易调用啊。
学习了,谢谢
· 向你学习啊
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