XR-2123 demodulator equivalent, psk modulator / demodulator.
Sin.
Level shifters and filtering is required for the analog portion.
The X R-2123A provides the ±7 Hz carrier capture range.
FUNCTIONAL BLOCK DIAGRAMS
This series of devices provide the modulator and demodulator for phase-shifted keyed modulated signals. The devices have an on-chip digital-to-analog converter, allowing digital external programming of Bell 212A, CCITT V.2.
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