Description
The Si4704/05 integrates all functions required for an advanced broadcast FM radio receiver, from antenna input to stereo audio output.
5.5 V
REG
XTAL OSC SEN
CONTROL INTERFACE
SDIO
Rev.1.0 12/09
Copyright © 2009 by Silicon Laboratories
VIO 1.85-3.6 V
SCLK
RST
DIGITAL INTERFACE
Features
- (64.
- 108 MHz) Integrated antenna support EN55020 compliant Excellent real-world performance Freq synthesizer with integrated VCO Advanced FM seek tuning Automatic frequency control (AFC) Automatic gain control (AGC) Digital FM stereo decoder Minimal BOM Programmable de-emphasis.
- Adjustable soft mute control.
- RDS/RBDS processor (Si4705).
- Optional digital audio out (Si4705).
- 2-wire and 3-wire control interface.