三态输出八位双向收发器电路设计  

Design of a Octal Bidirectional Transceiver with TRI-STATE Outputs

作　　者：罗晟[1] 欧阳雪[1] 

机构地区：[1]中国电子科技集团公司第58研究所,江苏无锡214035

出　　处：《电子与封装》2012年第6期16-17,共2页Electronics & Packaging

摘　　要：文章介绍了一款全定制三态输出八位双向收发器电路的设计过程,包括电路的原理分析、逻辑设计、电路仿真及版图设计。该电路的设计采用了全定制正向设计流程,选用了0.6μm CMOS工艺流片。根据电路的应用场合和应用要求,其具有高速、大驱动的特点。电路工作电源为5V,输入电平为TTL兼容,输出驱动为高电平12mA,低电平48mA,输入输出间延时为1.5ns^7.5ns。芯片功能和参数通过仿真和验证确认,经流片封装测试后,均满足设计要求。The paper describes the design flow of a octal bidirectional transceiver with TRI-STATE outputs, including the transceiver＇s theory, logic design, simulation and the layout design. The transceiver＇s design is based on the full custom design flow and 0.6μm CMOS technology. The circuit is high speed and high drive. The working voltage is 5V, TTL level input. Output high current is 12mA, low current is 48mA, input to output delay is 1.5ns -7.5ns. The transceiver met all of the parameters.

关 键 词：双向收发器 输出三态 全定制设计 

分 类 号：TN402[电子电信—微电子学与固体电子学]