Radio integrated circuit receiver Si47 , Si48 series

for radio remote control

Silicon Labs offers a broad portfolio of high performance multi-band radio receivers, including FM/AM, Shortwave, Longwave, and Weather Band Receivers.  The Silicon Labs Si473x, Si474x, Si4707, Si4831/35, and Si4840/44 devices are the industry's first fully integrated, 100% CMOS FM/AM/SW/LW and WB radio receiver ICs. Offering unmatched integration and PCB space savings, the Si47xx ICs require only two external components and less than 15mm² of board area, excluding the antenna inputs..