Description
The CXA2020M/S, is a bipolar IC designed as EIAJ TV sound multiplexing decoder, provides various functions including sound multiplexing demodulation, broadcast mode identification (stereo/bilingual discrimination display), mode display, and muting.

Features
• Adjustment free of filter.
• High frequency stereo separation improved.
• An internal active filter greatly reduces the external parts.
• Use of the countdown method for broadcast mode identification eliminates the necessity of adjusting the identification system (Cue oscillator).
• Output level: 520mVrms (1kHz, monaural, 100%).
• Internal filter eliminates interference from digital facsimile signals.
• The discrimination time needed to shift from multiplexing sound to monaural sound is reduced.
• Forced monaural mode can be set to operate only for stereo broadcasts or for stereo/bilingual broadcasts.

Applications
• Color TVs
• Hi-Fi VCRs