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Si4730-D60 Dataheets PDF



Part Number Si4730-D60
Manufacturers Silicon Laboratories
Logo Silicon Laboratories
Description BROADCAST AM/FM/SW/LW RADIO RECEIVER
Datasheet Si4730-D60 DatasheetSi4730-D60 Datasheet (PDF)

Si4730/31/34/35-D60 BROADCAST AM/FM/SW/LW RADIO RECEIVER RCLK SEN SCLK SDIO RST Features  Worldwide FM band support  Seven selectable AM channel filters (64–108 MHz)  AM/FM/SW/LW digital tuning  Worldwide AM band support  EN55020 compliant (520–1710 kHz)  No manual alignment necessary  SW band support (Si4734/35)  Programmable reference clock (2.3–26.1 MHz)  Adjustable soft mute control  LW band support (Si4734/35)  RDS/RBDS processor (Si4731/35) (153–279 kHz)  Dig.

  Si4730-D60   Si4730-D60



Document
Si4730/31/34/35-D60 BROADCAST AM/FM/SW/LW RADIO RECEIVER RCLK SEN SCLK SDIO RST Features  Worldwide FM band support  Seven selectable AM channel filters (64–108 MHz)  AM/FM/SW/LW digital tuning  Worldwide AM band support  EN55020 compliant (520–1710 kHz)  No manual alignment necessary  SW band support (Si4734/35)  Programmable reference clock (2.3–26.1 MHz)  Adjustable soft mute control  LW band support (Si4734/35)  RDS/RBDS processor (Si4731/35) (153–279 kHz)  Digital audio out  Excellent real-world performance  2-wire and 3-wire control interface  Integrated VCO  Integrated LDO regulator  Advanced AM/FM seek tuning  Wide range of ferrite loop sticks and  Automatic frequency control (AFC) air loop antennas supported  Automatic gain control (AGC)  QFN and SSOP packages  Digital FM stereo decoder RoHS compliant  Programmable de-emphasis  Advanced Audio Processing Applications  Table and portable radios  Mini/micro systems  CD/DVD and Blu-ray players  Stereo boom boxes Description  Modules for consumer electronics  Clock radios  Mini HiFi and docking stations  Entertainment systems 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. Functional Block Diagram FM / SW ANT FMI AM / LW ANT AMI RFGND 2.7~5.5 V (QFN) 2.0~5.5 V (SSOP) VA + GND LNA AGC LNA AGC LDO Mux Mux Si473x-D60 RDS (S i4 7 3 1 / 35) LOW -IF D IG ITA L A U D IO DOUT DFS G P O /D C L K ADC DAC DSP ADC DAC ROUT LOUT AFC CONTROL IN T E R F A C E VD 1.62 - 3.6 V Ordering Information: See page 31. Pin Assignments Si473x-D60 (QFN) NC GPO1 GPO2/[INT] GPO3/[DCLK] DFS NC 1 20 19 18 17 16 FMI 2 15 DOUT RFGND 3 AMI 4 GND PAD 14 LOUT/[DFS] 13 ROUT/[DOUT] RST 5 12 GND 6 7 8 9 10 11 VA SEN SCLK SDIO RCLK VD Si473x-D60(SSOP) DOUT DFS GPO3/[DCLK] GPO2/[INT] GPO1 NC NC FMI RFGND NC NC AMI 1 2 3 4 5 6 7 8 9 10 11 12 24 LOUT/[DFS] 23 ROUT/[DOUT] 22 DBYP 21 VA 20 VD 19 RCLK 18 SDIO 17 SCLK 16 SEN 15 RST 14 GND 13 GND This product, its features, and/or its architecture is covered by one or more of the following patents, as well as other patents, pending and issued, both foreign and domestic: 7,127,217; 7,272,373; 7,272,375; 7,321,324; 7,355,476; 7,426,376; 7,471,940; 7,339,503; 7,339,504. Rev. 1.2 8/13 Copyright © 2013 by Silicon Laboratories Si473x-D60 Si4730/31/34/35-D60 2 Rev. 1.2 TABLE OF CONTENTS Si4730/31/34/35-D60 Section Page 1. Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 2. Typical Application Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 2.1. QFN Typical Application Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 2.2. SSOP Typical Application Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3. Bill of Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.1. QFN/SSOP Bill of Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4. Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.2. Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4.3. FM Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 4.4. AM Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 4.5. SW Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4.6. LW Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 4.7. Digital Audio Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 4.8. Stereo Audio Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4.9. Received Signal Qualifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4.10. Volume Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4.11. Stereo DAC . . . . . ..


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