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    4-Port FXO Mini-Physical Interface Module Key Features

    The 4-Port Foreign Exchange Office Mini-Physical Interface Module (FXO Mini-PIM) provides the following key features:

    • Highly programmable and globally compliant FXO and FXS interface
    • Global design, as most of the country-specific parameters are software programmable
    • International safety standard
    • Caller ID support
    • Pulse dialing support
    • Parallel handset detection
    • Line voltage and loop current monitor to detect the parallel phones
    • Loop start signaling
    • Programmable line interface for
      • AC termination
      • DC termination
      • Ringer impedance
      • Ring detect threshold
    • Unbalanced ringing mode supported internal to the chip
    • Loop length up to 1000 feet with 2REN load
    • In-band address signaling (DTMF)

    Published: 2010-10-21