Si4708/09 Tiny FM Radio Receivers

Si4708/09 FM radio receivers are the world's smallest FM receiver solution, increasing the ease and attractiveness of adding FM radio reception to mobile devices.​  Requiring just 6.25 mm² of board space, Si4708/09 ICs offer a minimum component count, flexible and proven programmability and superior, proven performance. Si4708/09 devices are software-compatible to existing Si4700/01/02/03 FM tuner designs and benefit from proven digital integration and 100% CMOS process technology, resulting in a completely integrated solution. Si4708/09 devices have highly flexible functionality catering to the subjective nature of audio preferences and variable FM broadcast environments worldwide.

Package as small as
2.5x2.5 mm
LDO regulator

Common Specs

  • Worldwide FM band support (76–108 MHz)
  • Automatic frequency control (AFC)
  • Automatic gain control (AGC)
  • Excellent overload immunity
  • Signal strength measurement
  • Digital low-IF receiver
Find the Right Si4708/09 Tiny FM Radio Receivers Device Select Columns
Select Columns
Part Number Tuning Method Display Method Mono/Stereo RDS FM AM SW LW WB TX EN55020
Digital Digital Stereo
Digital Digital Stereo

Sort A -> Z
Sort Z -> A

Filter by values...

Loading Results