[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fH0J5iWVWwFP2AsVwjaUOJdcKotmUxccAG6ARass616k":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":13,"related":14,"source":24,"type":29},[],"2025-01-25 08:49:55",1003062661,[8,9],"对","错",{"courseImg":11,"courseName":12},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3bac907115e25d3d3aea66e9dae16c63.jpg","芯片基础--模拟集成电路设计（山东联盟）","共模抑制比CMRR用来衡量共模变化产生的不期望的差动成分",[15,26,30,40,45,52,61,66,71,76],{"answer":16,"createTime":5,"id":17,"options":18,"question":23,"source":24,"type":25},[],1003062650,[19,20,21,22],"共源共栅放大器的输出阻抗很大","增加共栅管的级数可进一步提高\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0f9d635b8655d40a726b77f41de1500c.webp\">","其输出阻抗增大的代价是减小了输出信号的摆幅","由于输出阻抗增大,共源共栅放大器不利于实现高增益","下列关于共源共栅放大器的输出阻抗\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0f9d635b8655d40a726b77f41de1500c.webp\">说法正确的有()","v2",1,{"answer":27,"createTime":5,"id":6,"options":28,"question":13,"source":24,"type":29},[],[8,9],3,{"answer":31,"createTime":5,"id":32,"options":33,"question":38,"source":24,"type":39},[],1003062664,[34,35,36,37],"1.73V","1.23V","0.5V","1V","图中用一个电阻来提供1mA的尾电流,已知(W\u002FL)=25\u002F0.5, ,VT=0.6V,VDD=3V,如果RSS上的压降保持在0.5V, 则输入共模电平=()? 其中\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffffb0c71442507f60143e5dc02a4bc79.webp\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9bf402ccac46bcf7476a44f90d863a68.webp\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0125023db2c62a20abf406bc04c6348f.png\">",0,{"answer":41,"createTime":5,"id":42,"options":43,"question":44,"source":24,"type":29},[],1003062669,[8,9],"电流-电流反馈电路的输出阻抗改变为无反馈时的\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa9c9ec20345bd1a8fd6964f4596ec49d.webp\">倍",{"answer":46,"createTime":5,"id":47,"options":48,"question":51,"source":24,"type":39},[],1003062670,[49,50],"低电平","高电平","以P型硅衬底制作的集成电路中,PMOS管的衬底一般接()",{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":24,"type":39},[],1003062678,[56,57,58,59],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9634e8a3bb2807f5dc12535bad14c46e.JPG\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc43a1368b1b739863a22cd02724d9baa.JPG\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4dab6b2e03633b779aff0a9172413a50.JPG\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F847e558123ba38ef0a9e23de3de42179.JPG\">","为保证如下差分电路正常工作,输入共模电平应设置在一个什么范围?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F82933beba58c68e43359d04b9fa6622e.png\">",{"answer":62,"createTime":5,"id":63,"options":64,"question":65,"source":24,"type":29},[],1003062680,[8,9],"以下电路的环路增益为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc97ccc3ba363449526e52be4f37dcaac.webp\">.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe3ed2b4629e679c483ff7f1b634312c5.png\">",{"answer":67,"createTime":5,"id":68,"options":69,"question":70,"source":24,"type":29},[],1003062682,[8,9],"下图所示电路的电压增益约为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F371bb45206e7b61d119727f92ac7ab18.webp\">.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb5b1f89bb8c375e61cb517f6d4af63ef.JPG\">",{"answer":72,"createTime":5,"id":73,"options":74,"question":75,"source":24,"type":29},[],1003062696,[8,9],"分析电路的高频交流特性时,必须考虑器件电容",{"answer":77,"createTime":5,"id":78,"options":79,"question":80,"source":24,"type":29},[],1003062700,[8,9],"MOS电路进行小信号分析时,应从最简单模型开始,合理表征器件功能,满足一定精度即可"]