BSL4730-V2.1AM+FM收音模块_资料.pdf

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BSL4730-V2.1AM+FM收音模块_资料.pdf 内含该模块的介绍以及参考电路。
POWELL 宝贱利电 FMI (FM-RF receiving antenna input VDD(+3. 3VDC power supply input RFG (FM/AM-RF ground) 6789 DIO (I2C BUS data input/output 2345 AMI(AM-RF receiving antenna input VSS (Communal ground) RST Devicc resct input, Activc low ROT (Right audio output CLK (I2C BUS Serial clock input LOT (Left audio output) FMI LOT 14.7uF 10nF 270nH ROT 270nH FMI LOT [ F RFG ROT 8 150-400mH AMI RST DIO CLK VDD RST DIO 10K 4下K +7K 1OnH inF I, This is"BSL4730-V2 1""FM/AM Receive Typical application, Reference above example change electronic component parameter for idiographic applications to design layout 2 AM antennas be capable of selection wide range ferrite loop sticks and air loop antennas 3 Place AM fcrritc loop sticks antennas closc toRFG'pins 4 All grounds connect directly to GNd plane on PCB 5, Power supply capacitance filter close to module"Vcc"pin 6、 Advice add10-50K”Pul- up resistor to"DAT、CLK” pin for I CBUs 7 Recommend in advance a600-15KQ2/1O0MHZ' PAD location work in 3-Wire earphone FM-RF antenna modc

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