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MH88610
®
Subscriber Line Interface Circuit (SLIC) Preliminary Information
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 Loop length detection Constant current feed MH88610
ISSUE 6
April 1995
Ordering Information 20 Pin SIL Package 0° C to 70° C
Description Applications
Line interface for: • • • • PABX Intercoms Key Telephone Systems Control Systems The Mitel MH88610 Subscriber Line Interface Circuit 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, loop length and dial pulse detection.