The MSM7532 is a baseband device with a modem function and a baseband voice signal processing function for analog cordless telephone. The voice signal transmitter in this IC consists of a high-pass filter, compressor, scrambler, pre-emphasis, limiter, and splatter filter. The voice signal receiver consists of a bandpass filter, a de-scrambler , a de-emphasis, an expander, an electronic volume, and a ceramic receiver driving circuit. The MODEM in this IC transmits and receives MSK (Minimum Shift Keying) modem signals
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