MH88628 - Central Office SLIC Preliminary Information
Mitel Networks
General Description
The Mitel MH88628 SLIC provides all of the functions required to interface 2-wire off premise subscriber loops to a serial TDM, PCM, switching network of a modern PBX.
Key Features
Programmable gain, network balance and impedance Transformerless 2-4 wire conversion Constant current with constant voltage fallback for long loop capability Pin compatible with MH88632, MH88620 and MH88628 Unbalanced detection (Tip, Ring ground sensing) Auto ring trip with zero crossing On-Hook transmission (ANI) capability Compatible with requirements of CCITT, DOC/FCC and CS.
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® MH88628 Central Office SLIC Preliminary Information Features • • • • • • • • • • • • Programmable gain, network balance and impedance Transformerless 2-4 wire conversio...
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gain, network balance and impedance Transformerless 2-4 wire conversion Constant current with constant voltage fallback for long loop capability Pin compatible with MH88632, MH88620 and MH88628 Unbalanced detection (Tip, Ring ground sensing) Auto ring trip with zero crossing On-Hook transmission (ANI) capability Compatible with requirements of CCITT, DOC/FCC and CSA/UL Excellent power dissipation (SIL vertical mounting) 12/16kHz meter pulse injection control Solid State TIP/RING reversals Ringing amplifier MH88628 ISSUE 5 April 1995 Ordering Information 40 Pin SIL Package 0° C to 70° C Applications • • • On/Off Premise PBX
MH88628 Datasheet
