TEA6848H - QFP80 IC

Product Information
 FEATURES:

FM mixer 1 for conversion of FM RF
AM mixer 1 for conversion of AM RF to AM IF1 of10.7 MHz
LC tuner oscillator providing mixer frequencies forFM mixer and AM mixer 1
AM mixer 2 for conversion of AM IF1 to AM IF2 of450 kHz
Crystal oscillator providing mixer frequencies forAM mixer 2 and FM mixer 2 and reference forsynthesizer PLL
Fast synthesizer PLL tuning system with local control forinaudible RDS updating
Timing function for RDS update algorithm and controlsignal output for car audio signal processor ICs
Digital alignment circuit for bus controlled matching ofoscillator tuning voltage to FM antenna tank circuittuning voltage
AGC PIN diode drive circuit for FM RF AGC
FM IF linear amplifier with high dynamic input range
FM mixer 2 for conversion of FM IF1 to FM IF2 of450 kHz with inherent image rejection
Fully integrated dynamic selectivity andFM demodulator at
Level detector for AM and FM with temperaturecompensated output voltage
AM cascode AGC stage and RF PIN diode drive circuit
AM IF2 AGC and demodulator
AM AF output switchable to provide AM IF2 forAM stereo decoder
AM noise blanker with detection at IF1 and blanking atAM IF2
Software controlled flag output
Buffer output for weather band flag
Adjacent channel detector, modulation detector andfrequency offset for instantaneous bandwidth control ofthe integrated filter
Flag and voltage output indicating the actual bandwidth
I2C-bus alignment of centre frequency and gain variationas functions of bandwidth of the IF2 filter and centrefrequency of the offset detector.

Price: €5.00 (without VAT)

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