TDA2549 TDA2549 I.F. Amplifier And Demodulator For Multistandard TV Receivers


Posted on Feb 6, 2014

The circuits incorporate two FM Demodulator TDA2555 systems to perform the Demodulator functions required in a dual sound Carrier TV system for demodulating the sound Carriers The difference between TDA2555 and TDA2557 is the number of stages of the Limiting Amplifier Eight TDA2555 or five (TDA2557) stage Limiting Amplifier Quadrature Demodulator


TDA2549 TDA2549 I.F. Amplifier And Demodulator For Multistandard TV Receivers
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for FM detection De-emphasis stage Output Amplifier Mute function for each FM demodulato By NXP Semiconductors




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