Si4702-C19 Overview
USB FM radio PDAs Notebook PCs Portable navigation Consumer electronics The Si4702/03 integrates the plete tuner function from antenna input to stereo audio output for FM broadcast radio reception. Functional Block Diagram Ordering Information: See page 38. Pin Assignments (Top View) VIO Headphone Cable FMIP RFGND LNA Si4702/03 I ADC DSP DAC LOUT PGA FILTER DEMOD Q MPX ADC AUDIO DAC ROUT 32.768 kHz RCLK 2.7–5.5 V VA VD AGC TUNE REG 0 / 90 XTAL OSC AFC LOW-IF GPIO RSSI CONTROL INTERFACE GPIO
Si4702-C19 Key Features
- This data sheet applies to Si4702/03-C Firmware 19 and greater
- Worldwide FM band support (76-108 MHz)
- Digital low-IF receiver
- Frequency synthesizer with
- Seek tuning
- Automatic frequency control (AFC)
- Automatic gain control (AGC)
- Excellent overload immunity
- Signal strength measurement
- Programmable de-emphasis
Si4702-C19 Applications
- This data sheet applies to Si4702/03-C Firmware 19 and greater