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TDA7511 Datasheet(PDF) 1 Page - STMicroelectronics |
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TDA7511 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 41 page 1/41 TDA7511 November 2001 FM-PART s RF AGC GENERATION BY RF AND IF DETECTION FOR PIN DIODES AND MOSFET (PRESTAGE) s 1ST MIXER FOR 1ST FM IF 10.7MHz WITH PROGRAMMABLE IF TANK ADJUST FOR FM AND AM UPCONVERSION s 2 PROGRAMMABLE IF-GAIN STAGES s 2ND MIXER FOR 2ND IF 450KHz s INTERNAL IF BANDPASS FILTER WITH THREE BANDWIDTHS CONTROLLED BY ISS (INCLUDING WEATHER BAND) s FULLY INTEGRATED FM-DEMODULATOR AM-PART s WIDE AND NARROW AGC GENERATION s PREAMPLIFIER AND MIXER FOR 1ST IF 10.7MHZ, AM UPCONVERSION s 2ND MIXER FOR 2ND IF 450KHZ s INTEGRATED AM-DEMODULATOR s OUTPUT FOR AM-STEREO-DECODER ADDITIONAL FEATURES s HIGH PERFORMANCE FAST PLL FOR RDS- SYSTEM s IF COUNTER FOR FM AND AM UPCONVERSION WITH SEARCH STOP SIGNAL s QUALITY DETECTOR FOR LEVEL, DEVIATION, ADJACENT CHANNEL AND MULTIPATH s QUALITY DETECTION INFORMATIONS AS ANALOG SIGNALS EXTERNAL AVAILABLE s ISS (INTELLIGENT SELECTIVITY SYSTEM) FOR CANCELLATION OF ADJACENT CHANNEL AND NOISE INFLUENCES s ADJACENT CHANNEL MUTE s FULLY ELECTRONIC ALIGNMENT s ALL FUNCTIONS I2C-BUS CONTROLLED s ISS FILTER STATUS INFORMATION I2C-BUS READABLE DESCRIPTION The TDA 7511 is a high performance tuner circuit for AM/FM car radio. It contains mixers, IF amplifiers, de- modulators for AM and FM, quality detection, ISS fil- ter and PLL synthesizer with IF counter on a single chip. Use of BICMOS technology allows the implementa- tion of several tuning functions and a minimum of ex- ternal components. TQFP64 ORDERING NUMBER: TDA7511 AM/FM TUNER FOR CAR RADIO AND HIFI APPLICATIONS |
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