Advanced Micro Devices(AMD)推出一款专为零环路(zero-loop,ZL)应用方案而设计的新一代用户线接口电路(Subscriber Line Interface Circuit,SLIC),其应用范围包括综合业务数码网络(ISDN)终端机配接器、家用网络边界路由器、以及顶置(set-top)解码器应用方案等。AMD的Ringing SLIC-ZL~(TM)芯片是其SLIC系列的最新产品。这款芯片的推出使AMD可为零环路、短环路以及 Advanced Micro Devices (AMD) introduced a new generation of subscriber line interface circuits (SLICs) designed for zero-loop (ZL) applications that range from integrated services digital networks ISDN) terminal adapters, home network border routers, and set-top decoder applications. AMD’s Ringing SLIC-ZL ™ chip is the latest addition to its SLIC family of products. The introduction of this chip so that AMD can be a zero-loop, short loop as well