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SI4703 데이터시트(PDF) 2 Page - Silicon Laboratories |
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SI4703 데이터시트(HTML) 2 Page - Silicon Laboratories |
2 / 2 page FM Tuner Copyright © 2006 by Silicon Laboratories 8.10.06 Silicon Laboratories and Silicon Labs are trademarks of Silicon Laboratories Inc. Other products or brandnames mentioned herein are trademarks or registered trademarks of their respective holders Si4702/03 Broadcast FM Radio Tuner for Portable Applications Parameter Symbol Test Condition Min Typ Max Unit Input Frequency fRF 76 — 108 MHz Sensitivity (S+N)/N = 26 dB — 2.5 — µV EMF Input IP3 |f2 – f1| > 1 MHz; f0 = 2 x f1 – f2 AGC disabled — 108 — dBµV EMF Adjacent Channel Selectivity ±200 kHz — 50 — dB Alternate Channel Selectivity ±400 kHz — 70 — dB RCLK Frequency — 32.768 — kHz RCLK Frequency Tolerance –200 — 200 ppm Audio Output Voltage 72 80 90 mVrms Audio Band Limits ±1.5 dB 30 — 15k Hz Audio S/N — 63 — dB Audio THD — 0.1 0.5 % Supply Voltage VD, VA 2.7 — 5.5 V Interface Supply Voltage VIO 1.5 — 3.6 V Ambient Temperature TA –20 25 85 °C Supply Current IAD — 18 — mA Powerdown Current IPD — 5 15 µA Seek/Tune Time — — 60 ms/channel SCLK Frequency fCLK 3-wire operation — — 2.5 MHz fSCL 2-wire operation — — 400 kHz Powerup Time From powerdown — — 110 ms Selected Electrical Specifications Pin Assignments GND PAD 1 GND LOUT ROUT RST NC GND GND FMIP RFGND VD 2 5 4 3 6 15 12 13 14 7 10 9 8 11 17 18 19 20 16 Package Information Symbol Millimeters Symbol Millimeters Min Nom Max Min Nom Max A 0.50 0.55 0.60 f 2.53 BSC A1 0.00 0.02 0.05 L 0.35 0.40 0.45 b 0.18 0.25 0.30 L1 0.00 — 0.10 c 0.27 0.32 0.37 aaa — — 0.10 D 3.00 BSC bbb — — 0.10 D2 1.65 1.70 1.75 ccc — — 0.08 e 0.50 BSC ddd — — 0.10 E 3.00 BSC eee — — 0.10 E2 1.60 1.70 1.80 |
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