
Silicon Laboratories
Description
The Si473x-D60 digital CMOS AM/FM radio receiver IC integrates the complete broadcast tuner and receiver function from antenna input to digital audio output. The device leverages the Silicon Labs broadcast proven digital low-IF architecture, enabling a cost-effective, digital audio platform for consumer electronic applications with high TDMA noise immunity, superior radio performance, and high fidelity audio power amplification.
FEATUREs
■ Worldwide FM band support (64–108 MHz)
■ Worldwide AM band support (520–1710 kHz)
■ SW band support (Si4734/35) (2.3–26.1 MHz)
■ LW band support (Si4734/35) (153–279 kHz)
■ Excellent real-world performance
■ Integrated VCO
■ Advanced AM/FM seek tuning
■ Automatic frequency control (AFC)
■ Automatic gain control (AGC)
■ Digital FM stereo decoder
■ Programmable de-emphasis
■ Advanced Audio Processing
■ Seven selectable AM channel filters
■ AM/FM/SW/LW digital tuning
■ EN55020 compliant
■ No manual alignment necessary
■ Programmable reference clock
■ Adjustable soft mute control
■ RDS/RBDS processor (Si4731/35)
■ Digital audio out
■ 2-wire and 3-wire control interface
■ Integrated LDO regulator
■ Wide range of ferrite loop sticks and air loop antennas supported
■ QFN and SSOP packages
● RoHS compliant
APPLICATIONs
■ Table and portable radios
■ Mini/micro systems
■ CD/DVD and Blu-ray players
■ Stereo boom boxes
■ Modules for consumer electronics
■ Clock radios
■ Mini HiFi and docking stations
■ Entertainment systems