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MH88630
Central Office Interface (LS/GS) Preliminary Information
Features
• • Transformerless 2-4 Wire conversion Line state detection outputs: • • • forward current reverse current ring ground tip ground ringing
voltage
ISSUE 7
April 1995
Ordering Information MH88630 40-Pin DIL Package 0° C to 70° C
Description
The Mitel MH88630 Central Office Trunk Interface circuit provides a complete audio and signalling link between an audio switching equipment and a central office.
The loop seize circuitry is controlled by an external input to provide either a loop start or ground start termination.
The device is fabricated using thick film hybrid technology to achieve high density circuit desi...