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 <title><![CDATA[差分\OC\TTL\集电极开路信号输出都是啥意 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1543734.html]]></link>
 <description><![CDATA[Latest 50 replies of 差分\OC\TTL\集电极开路信号输出都是啥意 ..]]></description>
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 <description><![CDATA[OC貌似是 集电极开路；TTL如果指电平的话，+5V等价于逻辑“1”，0V等价于逻辑“0”]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1543734#1776215.html]]></link>
 <author><![CDATA[testfish]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 May 2016 06:13:59 +0000]]></pubdate>
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 <description><![CDATA[差分是三极管输出，输出频率可以很高，输出电压基本都是5V，集电极是二极管输出，频率比较低在200K一下，OC和TTL不懂，还请大神解释，学习！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1543734#1776203.html]]></link>
 <author><![CDATA[uu.liu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 May 2016 05:55:25 +0000]]></pubdate>
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