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MH88634

Part Number	MH88634
Manufacturer	Mitel Networks
Description	Central Office Interface Circuit Preliminary Information
Published	Apr 27, 2005
Detailed Description	® MH88634 Central Office Interface Circuit Preliminary Information Features • • • Loop Start Trunk Interface 600 ohm i...
Datasheet	MH88634 PDF File

Overview

® MH88634 Central Office Interface Circuit Preliminary Information Features • • • Loop Start Trunk Interface 600 ohm input impedance, -2 variant Line state detection outputs: forward loop, reverse loop, ringing voltage, switch hook On-hook reception Transformerless 2W to 4W conversion One loop start relay driver +/- 5V operation Small footprint area (<4.
75cm 2) MH88634-2 ISSUE 2 April 1995 Ordering Information 21 Pin SIL Package 0° C to 70° C • • • • Description The Mitel MH88634 Central Office Trunk Interface circuit provides a complete audio and signalling link between audio switching equipment and a central office.
The functions provided by the MH88634 include 2-4 Wire conversion, 600 ohm input impedance and network balance.
The device is fabricated as a thick film hybrid incorporating various technologies for optimum circuit design and very high reliability.
Applications Interface to Central Office for: • • • • • • • PABX Key Telephone Systems Channel Bank Voice Mail Termi...

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