高速数字电路设计及EMC设计

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文件名称：高速数字电路设计及EMC设计
文件大小：740KB
文件格式：PDF
更新时间：2013-09-24 10:37:36
PCB EMC 高速数字电路设计及EMC设计,非常有用 1. 高速数字电路设计...........................................................................................................................5 1.1何谓高速数字信号？..................................................................................................................5 1.2微带线、带状线的概念..............................................................................................................5 1.2.1微带线（Microstrip）......................................................................................................5 1.2.2带状线（Stripline）.........................................................................................................6 1.2.3经验数据...........................................................................................................................6 1.2.4同轴线（coaxial cable）..................................................................................................6 1.2.5双绞线（twisted-pair cable）..........................................................................................7 1.2.6等间隔的电容负载的影响...............................................................................................7 1.3 常见高速电路.............................................................................................................................8 1.3.1 ECL（Emitter Coupled Logic）电路..............................................................................8 1.3.2 CML（Current Mode Logic）电路.................................................................................9 1.3.3 GTL（Gunning Transceiver Logic）电路.....................................................................10 1.3.4 BTL（Backplane Transceiver Logic）电路...................................................................10 1.3.5 TTL（Transistor Transistor Logic）电路......................................................................11 1.3.6 模数转换电路—线接收器............................................................................................12 1.4 常见电路匹配措施...................................................................................................................12 1.4.1反射................................................................................................................................12