高速数字电路设计及EMC设计

bluesky_pan

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
1.4.2终端匹配.........................................................................................................................13
1.4.3始端匹配.........................................................................................................................15
1.5 高速电路设计一般原则和调试方法.......................................................................................16
1.5.1同步逻辑设计.................................................................................................................16
1.5.2了解选用器件的输入、输出结构，选用恰当的匹配电路；在考虑节省功耗，电路 又能容许的情况下，可适当地引入失配。..............................................................................19
1.5.3对极高速率（300MHz以上）的信号，一般建议选用互补逻辑，以降低对电源的要求。.........................................................................................................................................19
1.5.4了解每一根高速信号电流的流向（电流环）.............................................................19

bluesky_pan

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
1.4.2终端匹配.........................................................................................................................13
1.4.3始端匹配.........................................................................................................................15
1.5 高速电路设计一般原则和调试方法.......................................................................................16
1.5.1同步逻辑设计.................................................................................................................16
1.5.2了解选用器件的输入、输出结构，选用恰当的匹配电路；在考
【文件名】:0841@52RD_高速数字电路设计及EMC设计.pdf
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