MH88612BV-K中文资料Subscriber Line Interface Circuit (SLIC)数据手册Mitel规格书

描述 Description

The SLIC provides a complete interface between a switching system and a subscriber loop. Functions provided include battery feed and ringing feed to the subscriber line, 2-Wire to 4-Wire hybrid interfacing, constant current feed with constant voltage foldback, and dial pulse detection. The device is fabricated using thick film hybrid technology in a 20-pin single in-line package.

特性 Features

• Transformerless 2-wire to 4-wire conversion
• Battery and ringing feed to line.
• Off-hook and dial pulse detection.
• Ring ground over-current protection.
• Constant current feed with constant voltage foldover.
• Relay driver.
• Power Denial.
• Wide Operating Range.
• Pin for pin compatible 600R and 900R variants.Applications
Line interface for:
 
• PABX
 
• Intercoms
 
• Key Telephone Systems
 
• Control Systems