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Information technology—Telecommunications and information exchange between systems—Twisted pair multipoint interconnections
IDT ISO/IEC 8482:1993
全国信息技术标准化技术委员会
1.1 本标准对下述几方面,规定物理媒体特性:
a) 对两线或四线网络拓扑中的双扭线多点互连,分别提供半双工或全双工数据传输能力;
b) 互连端点系统的二进制信号和双向信号传送;
c) 端点系统分支电缆和可长达1 200 m的公共干线电缆的电气和机械设计;
d) 端点系统范围内集成电路型的发生器和接收器的部件测量;
e) 可适用的数据信号速率高达12.5 Mbit/s。
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