1 高速数字电路设计 设计 2 目 录 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 ...............
