Datasheet Summary
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OPS/DID PCM SLIC Preliminary Information
Features
- Input impedance variants:
- 600Ω
- 200Ω + 680Ω // 0.1µ F
- 200Ω + 560Ω // 0.1µ F Operates with a wide range of battery voltages Constant current battery feed with constant voltage fallback for long loop drive capabilities Overvoltage and short circuit protection Off-hook detection and LED indicator drive Dial pulse detection Ring trip filter with auto ring trip Ring relay driver plus three more unmitted relay drivers Transformerless 2W to 4W conversion A/D and D/A conversion Conforms to A-Law PCM Analog and digital loopback Conforms to CCITT k.20 overvoltage surge requirements with external primary protection...