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SI4731-D50 データシート(PDF) 1 Page - Silicon Laboratories |
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SI4731-D50 データシート(HTML) 1 Page - Silicon Laboratories |
1 / 34 page Rev. 1.0 2/11 Copyright © 2011 by Silicon Laboratories Si4730/31-D50 Si4730/31-D50 B ROADCAST AM/FM R ADIO R ECEIVER Features *Note: For consumer electronics applications, use Si4730/31-D60 for worldwide CE and EN compliance. Applications Description 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 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 control interface Integrated LDO regulator Wide range of ferrite loop sticks and air loop antennas supported QFN package RoHS compliant Not suitable for wall-plugged consumer electronic applications* Cellular handsets MP3 players Portable navigation Mobile Internet Devices USB FM radio Tablets eBooks ADC ADC Si473x DSP DAC DAC FMI FM ANT VD 1.62–3.6 V CONTROL INTERFACE ROUT LOUT LDO VA GND 2.7– 5.5 V RDS (Si4731) AM ANT RFGND AMI LNA LNA LOW-IF DIGITAL AUDIO DOUT DFS GPO/DCLK AGC AGC AFC 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. Ordering Information: See page 26. Pin Assignments GND PAD 1 2 3 17 18 19 20 11 12 13 14 6 7 8 9 4 5 16 10 15 DOUT LOUT ROUT GND RST NC AMI VA FMI RFGND Si4730/31 |
同様の部品番号 - SI4731-D50 |
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同様の説明 - SI4731-D50 |
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