Electronic Design

Flyback Power Supply Powers Subscriber Line Interface Circuit

Cable and xDSL modems are experiencing increasing popularity. For this reason, many designs are now required to interface with existing telephones at the subscriber's location. The subscriber line ...
电子工程专辑

华邦推出单通道可编程SLIC/CODEC控制芯片

华邦电子美国分公司日前推出最新开发的Pro-X系列芯片第一款产品－ W681388(PROgrammable EXtended CODEC/SLIC，可编程的扩展CODEC/SLIC IC)。W681388将单通道SLIC(Subscriber Line Interface Circuit，用户线路接口电路)的功能与单通道可编程CODEC及单通道DC升压电路控制器集成在一个 ...
EDN

Designing Surge and Power Fault Protection Circuits

This application note is intended to assist the user of Solid State Subscriber Line Interface Circuit (SLIC) and Line Card Access Switcht (LCAS) devices in meeting the stringent requirements of ...
Electronic Design

Surge Devices Protect Subscriber-Line Interface Circuits

Network hazards such as lightning and power-line-cross conditions can pose a serious threat to line cards deployed at central offices, remote switching locations, and customer premises. To minimize ...
EDN

The Broadband Loop Carrier Battle

As the telecom infrastructure evolves from circuit-switched to packet-switched architectures, the Class 5 switch, narrowband digital-loop carrier, and xDSL remote terminal will give way to the ...