{"title":"SparkFun FM Tuner Basic Breakout - Si4703","handle":"sparkfun-fm-tuner-basic-breakout-si4703","url":"/products/sparkfun-fm-tuner-basic-breakout-si4703","description":"The SparkFun FM Tuner Basic Breakout is built around the Silicon Labs Si4703 FM tuner IC, providing a full-featured FM radio receiver on a compact breakout board. Beyond standard FM reception, the Si4703 supports Radio Data Service (RDS) and Radio Broadcast Data Service (RBDS), enabling display of station identification, song names, and other broadcast metadata.\n\nThe Si4703 handles carrier detection and signal filtering on-chip, delivering reception quality comparable to a standard FM radio. All major pins are broken out with 0.1″ spacing for easy integration into breadboard or custom projects. An external amplifier and speaker are required — this board provides the tuner only.\n\nKey Features\n\n\nSi4703 FM Tuner IC – High-quality FM reception with on-chip filtering and carrier detection\n\nRDS/RBDS Support – Receive station ID, song name, and other broadcast data\n\nI²C Interface – Simple two-wire communication with microcontrollers\n\nCompact Breakout – All major pins accessible on a 0.1″ grid\n\nArduino Library Available – SparkFun Arduino library for quick integration\n\n\nIdeal For\n\nCustom FM radio projects with RDS display\nAdding FM reception to existing audio systems\nArduino and microcontroller radio experiments\n\n\nResources\n\nHookup Guide (SparkFun)\nSi4703 Datasheet (PDF)\nProgramming Guide – AN230 (PDF)\nProgramming Guide – AN243 (PDF)\nSchematic (PDF)\nArduino Library (GitHub)\nDesign Files & Example Code (GitHub)\n","vendor":"SparkFun","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":12039,"title":"Default Title","sku":"SF-BOB-11083","price":27.38,"on_sale":false,"in_stock":true,"available_quantity":31,"option1":"Default Title"}]}