Fm Radio Module (Ar1200/1210) - LG -A120 Service Manual

3.5 FM Radio Module (AR1200/1210)

AR1200 /AR1210 is a highly integrated single chip stereo FM radio receiver for all kinds of
applications. AR1200 /AR1210 supports worldwide FM bands from 76 to 108MHz. It integrates
LNA, Mixer, Oscillator and LDO regulator to minimize the external BOM cost.
The built-in FM signal processing unit with noise reduction mechanism provides optimum
sound quality. A simple 2-wire/3-wire interface allows easy control from the host. For
AR1200,Radio Data System(RDS) and Radio Broadcast Data System(RBDS) demodulator and
decoder are also supported.
AR1200 and AR1210 are pin-to-pin compatible and are the same in all FM radio receiver
functions, specs and packages except the RDS/RBDS function. AR1200 supports RDS/ RBDS
receiver function, while AR1210 do not.
AR1200/1210
Figure. 3-5-1 FM Receiver Block Diagram
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