Description
The MH88600 is a SLIC (Subscriber Line Interface Circuit) which provides all of the BORSCH functions of Battery Feed, Overvoltage Protection, Ringing Feed, Line Supervision and 2-4 Wire Hybrid conversion. In addition, the device matches the many different line impedances specified by regulatory authorities of around the world.

Features
• Programmable line impedance matching
• Internal complex impedance networks
• Transformerless 2-4 wire conversion
• Programmable transmit/receive gain
• Accommodates worldwide transmission standards
• Operates with a wide range of battery voltages
• Adjustable constant current battery feed
• Overvoltage and short circuit protection
• Switch hook and ground button detection
• Ring trip filter and relay driver
• Low power consumption
• High power dissipation capability during fault conditions

Applications
Line interface for:
• PABXs
• Control Systems
• Key Telephone Systems
• Central Office Equipment