Full PDF Text Transcription for CMX264 (Reference)
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CMX264. For precise diagrams, and layout, please refer to the original PDF.
CMX264 Frequency Domain Split Band Scrambler D/CMX264/1 August 1999 Advance Information 1.0 Features • Ensures Privacy • • • • Full Duplex High Quality Recovered Audio Lo...
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• Ensures Privacy • • • • Full Duplex High Quality Recovered Audio Low Height, Surface Mount Package 3.0V, Low Power Operation • • • • • Fixed or Rolling Code Standby Mode Uses Split Band Inversion Low Current, Low Voltage 4.433619MHz Operation 1.1 Brief Description The CMX264 is a frequency domain scrambler for use in analogue cellular phone systems. It contains separate Tx and Rx paths for full duplex operation and operates under µProcessor control via a simple serial interface. In the Tx path, scrambling is achieved by splitting the audio band into two parts, or sub-bands, and frequency inverting each one.
CMX264 Datasheet
