Maker : Wuxi Youda electronics
Part No. : YD2111

  Datasheet PDF : YD2111.pdf
  Cross Reference : YD2111 Cross Reference
  Buy Component : YD2111 Find Stock and Price

Shortcut : YD2111  YD2111 

Product Information

www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT YD2111 3V AM/FM ONE CHIP TUNER IC—YD2111 DESCRIPTION The YD2111 are AM/FM 1 chip tuner ICs, which are designed for portable radios and 3V headphone radios. FEATURES *For NEW FCC. *AM Detector coil, FM IFT, IF coupling condenser are not needed. *For adopting ceramic discriminator, it is not necessary to adjust the FM quad detector circuit. *Built-in FM MPX VCO circuit. *Built-in varactor diode for AFC. *Built-in AM low cut circuit. *Low supply current.（Vcc＝3V, Tamb=25℃） Iccq (FM)=9.0mA (typ.) Iccq (AM)=5.0mA (typ.) *Operating Supply Voltage Range: Vcc=1.8～7V（Tamb=25℃） BLOCK DIAGRAM 24 23 22 21 FM OSC 20 AM OSC AF FM MUTE AM DET FM MIX 2 3 4 5 AM IF 7 FM DET FM IF 8 9 LEVEL DET TUN LED 10 ST LED 11 12 19 18 17 AF VCO DIVIDE ST/MO FM/AM 16 15 14 13 DECODE AM MIX FM RF 1 AGC 6 WuXi YouDa Electronics Co., Ltd Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110 Website: www.e-youda.com Fax： 86-755-83741418 SHENZHEN OFFICE Tel： 86-755-83740369 Ver 5.0 1 of 5 2006-7-10 www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage SYMBOL VCC ILED VLED PD（Note） Topr Tstg (Tamb=25℃) VALUE 8 10 8 1200 400 -25～+75 -55～+150 YD2111 UNIT V mA V mW LED Current LED Voltage Power Dissipation YD2111N YD2111F Operating Temperature Storage Temperature ℃ ℃ ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Tamb=25℃, VCC=3V, F/E FM IF AM MPX PARAMETER Quiescent Circuit Current Input Limiting Voltage Local OSC Voltage Input Limiting Voltage Recovered Output Voltage FM IF Signal to Noise Ratio Total Harmonic Distortion AM Rejection Ration LED on Sensitivity Soft Mute Attenuation SYMBOL Icc(FM) Icc(AM) Vin(lim) VOSC Vin(lim) IF VOD S/N THD AMR VL MUTE : f=98MHz, fm=1kHz : f=10.7MHz, △f=±22.5kHz, fm=1kHz : f=1MHz, MOD=30%, fm=1kHz : fm=1kHz) MIN TYP 9 5 7 105 35 60 40 75 65 0.2 50 40 45 20 50 45 90 MAX UNIT 12.5 7.5 mA dBμ V mV dBμ V mV dB % dB dBμ V dB TEST CONDITIONS Vin=0, FM mode Vin=0, AM mode -3dB limiting fOSC=108.7 MHz -3 dB limiting Vin=80dBμV Vin=80dBμVF Vin=80dBμV Vin=80dBμV IL=1mA Vin=0 F/E WuXi YouDa Electronics Co., Ltd 2 of 5 Website: www.e-youda.com www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT Gain Recovered Output Voltage AM Signal to Noise Ratio Total Harmonic Distortion LED on Sensitivity Pin 18 Output Resistance Input Resistance Output Resistance Max Composite Signal Input Voltage Separation Total Harmonic Distortion Monaural Stereo GV VOD S/N THD VL R18 RIN ROUT Vin MAX (Stereo) Sep THD THD GV C.B. VL(ON) VL(OFF) VH C.R. S/N L+R=90%, P=10%, fm=1kHZ, THD=3% L+R=180mV P=20mV fm=100HZ fm=1kHz fm=10kHz 35 Vin=25dBμV Vin=60dBμV Vin=60dBμV Vin=60dBμV IL=1mA FM mode AM mode 23 18 50 YD2111 35 70 41 0.7 28 0.75 15.5 55 5 700 45 45 45 0.3 0.3 -2.5 -1.5 3 -1 0 8 6 2 0.5 1.5 12 % dB dB mV mV % dB dB 33 70 90 mV mV dB % dBμ V kΩ kΩ kΩ mV Vin=200mV L+R=180mV P=20mV Vin=200mV Vin=200mV Pilot Input LED ON →OFF P=20mV MPX Voltage Gain Channel Balance Stereo LED Sensitivity OFF ON Stereo LED Hysteresis Capture Range Signal to noise range ±8 80 WuXi YouDa Electronics Co., Ltd 3 of 5 Website: www.e-youda.com www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT APPLICATION CIRCUIT YD2111 L-OUT 0.01μF 33ΚΩ 3.3μF R-OUT 4.7μF 0.01μF VCC 1000PF AM FM FM IF + DET OUT AF FM MUTE AM IF CF1 AM ANTENNA 24 L1 L2 T1 + 1μF 21 20 18 19 IN 23 OUT 22 AFC AM RF FM RF RF VCC FM OSC AM OSC FM OSC AM OSC 1μF 17 16 14 13 15 L R LPF1 MPX IN LPF2 OUT OUT AF DECODE VCO DIVIDE ST/MO FM/AM FM DET LEVEL DET TUN LED AM MIX FM ANTENNA BPF FM RF FM MIX AGC AM DET 0.47μF 4.7μF 560Ω 330Ω WuXi YouDa Electronics Co., Ltd 4 of 5 Website: www.e-youda.com 560Ω CF2 CR ST LED MIX OUT AGC RFGND AM AM IF FM IF GND TUN LED ST LED QUAD 4 12 1 2 6 VCC 7 11 8 3 5 9 10 IN IN FM RF LOW CUT IN T2 + + _ _...

Link URL