TDA7529

TDA7529 RF front-end for AM/FM DSP car-radio with IF sampling Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Fully integrated VCO for world tuning High performance PLL for fast RDS system I/Q mixer for FM IF 10.7MHz with image rejection and integrated LNA I/Q mixer for AM IF 10.7MHz up conversion with high dynamic range Integrated balun, Which allows saving of external mixer tank RF AGC, IF AGC, DAGC Low noise IF amplifier with switched wide dynamic AGC range IF switch for FM / AM / IBOC LQFP64 Description The front-end is a high performance tuner circuit for AM/FM - DSP car-radios with 10.7MHz IF Electronic alignment for the preselection sampling. It contains mixer and IF amplifiers for stages AM and FM, fully integrated VCO and PLL www.DataSheet4U.com I2C/SPI controlled synthesizer on a single chip. Use of BiCMOS technology allows the implementation of several single 5v SUPPLY tuning functions and a minimum of external Alternative frequency control signals to DSP components. Device summary Part number TDA7529 TDA7529TR Package LQFP64 exposed pad (10x10x1.4) LQFP64 exposed pad (10x10x1.4) Packing Tray Tape and reel Table 1. March 2007 Rev 1 1/60 www.st.com 1 Contents TDA7529 Contents 1 2 3 Functional block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Pins description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Function description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....