MH88400 - Line Interface Circuit Preliminary Information

The Mitel MH88400 Line Interface Circuit provides a complete audio and signalling link between audio equipment and central office.

• FAX and Modem interface Suitable for V.29 FAX & V.22 bis Data Allows caller identification Variants match German, UK, 600Ω & 900 Ω network impedances Isolation circuitry conforms to international PTT requirements Transformerless 2-4 Wire conversion Loop start operation Pulse and DTMF operation Accommodates external monitor phone Line state detection outputs: -loop current/ringing outputs -monitor.