TDA7412

TDA7412 CARRADIO SIGNAL PROCESSOR s s s s s s s s s s s 3 STEREO INPUTS 3 MONO INPUTS DYNAMIC-COMPRESSION-STAGE FOR CD SOFTSTEP-VOLUME BASS, TREBLE AND LOUDNESS CONTROL VOICE-BAND-FILTER DIRECT MUTE AND SOFTMUTE INTERNAL BEEP FOUR INDEPENDENT SPEAKER-OUTPUTS STEREO SUBWOOFER OUTPUT INDEPENDENT SECOND SOURCESELECTOR FULL MIXING CAPABILITY PAUSE DETECTOR DESCRIPTION The device includes a high performance audioprocessor and a stereodecoder-noiseblanker combination with the whole low frequency signal processing necessary for state-of-the-art as well as future carradios. The digital control allows a programming in a wide range of all the filter characteristics. Also the stereodecoder part offers several possibilities of programming especially for the adaptation to different IF-devices. Digital Control: I2C-BUS INTERFACE TQFP44 ORDERING NUMBER: TDA7412 s s Stereodecoder: s RDS MUTE s s NO EXTERNAL ADJUSTMENTS AM/FM NOISEBLANKER WITH SEVERAL TRIGGER CONTROLS PROGRAMMABLE MULTIPATH DETECTOR QUALITY DETECTOR OUTPUT s s October 2003 1/56 TDA7412 PIN CONNECTION (Top view) MUX/PAUSE MD1G/SE4L MD1/SE4R ACOUTR ACOUTL 44 43 42 41 40 39 38 37 36 35 ACINLF 34 33 32 31 30 29 28 27 26 25 24 23 SWINR SWINL MD2G CREF MD2 SE1L SE1R FD1L+/SE3L FD1L-/SE2L FD1R+/SE3R FD1R-/SE2R FD2L+ FD2LFD2R+ FD2RAM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ACINLR ACINRF ACINRR OUTLF OUTLR OUTRF OUTRR OUTSWL OUTSWR OUTSSL OUTSSR AM IF MPX LEVEL MPIN MPOUT QUAL SM G...