INTEGRATED CIRCUITS DATA SHEET TEA6823T; TEA6825T In Car Entertainment (ICE) car radio Preliminary specification File under Integrated Circuits, IC01 1998 Mar 24 Philips Semiconductors Preliminary specification In Car Entertainment (ICE) car radio FEATURES General • FM mixer for conversion from FM-IF1 = 72.
2 MHz to FM-IF2 = 10.
7 MHz • AM mixer for conversion from AM-IF1 = 10.
7 MHz to AM-IF2 = 450 kHz • FM-IF gain stage • Crystal oscillator providing mixer frequencies and references for IF-count and stereo decoder • FM quadrature demodulator with automatic centre frequency adjustment and THD compensation • Level, multi-path and noise detectors • Soft mute • Stereo noise cancelling and vari...

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