Si4730-D50 - Silicon Laboratories

Si4730-D50 BROADCAST AM/FM RADIO RECEIVER

 Mobile Internet Devices  Tablets  USB FM radio  eBooks The Si4730/31-D50 is the fourth generation digtial CMOS AM/FM radio receiver IC from Silicon Labs. The Si4730/31-D50 integrates the complete tuner function from antenna input to audio output. Functional Block Diagram AMI AM ANT RFGND FM ANT FMI 2.7– 5.5 V VA GND LNA AGC LNA AGC LDO Si473x R.

Features

 Worldwide FM band support (64
  –108 MHz)
 Worldwide AM band support (520
  –1710 kHz)
 Excellent real-world performance
 Integrated VCO
 Advanced AM/FM seek tuning
 AM/FM digital tuning
 Automatic frequency control (AFC)
 Automatic gain control (AGC)
 Digital FM stereo decoder
 Programmable AVC max gain
 Programmable de-emphasis
 Seven selectable AM channel filters
 Advanced audio processing
 No manual alignment necessary
 Programmable reference clock
 Volume control
 Adjustable soft mute control
 RDS/RBDS processor (Si4731 only)
 I2S digital audio out
 2-wire and 3-wire cont.