L7581 Datasheet (Lucent Technologies)

L7581, Ringing Access Switch

The L7581 Ringing Access Switch is a monolithic solid-state device that provides the switching functionality of a 2 form C switch.

The L7581 is designed to provide power ringing access to tip and ring in central office, digital loop carrier, private branch exchange, digitally added main line, and hy

L7581 Features

* s Small size/surface-mount packaging s Monolithic IC reliability s Low impulse noise s Make-before-break, break-before-make operation s Clean, bounce-free switching s Low, matched ON-resistance s Built-in current limiting, thermal shutdown, and SLIC protection s 5 V only operation, very low power co