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| UTC TA2003 AM/FM RADIO IC DESCRIPTION LINEAR INTEGRATED CIRCUIT The UTC TA2003 is AM/FM Radio IC ( FM F/E + AM/FM IF ) which is designed for AM/FM Radios. FEATURES * FM IFT,AM IFT and FM Detector Coil aren' t needed. * Operating Supply Voltage Range * VCC( opr ) = 1.8 ~ 7V ( Ta=25C). SOP-16 DIP-16 BLOCK DIAGRAM Vcc AM FM 16 AM RF IN 15 FM RF OUT 14 FM/AM SW AM/ FM SW 13 FM OSC 12 AM OSC 11 DET OUT 10 QUAD 9 GND2 FM OSC AM OSC FM DET AM RF AM DET FM RF FM MIX AM MIX AGC AM IF FM IF 1 FM RF IN GND1 2 3 FM MIX 4 AM MIX AGC Vcc 5 6 7 AM IF IN 8 FM IF IN BPF UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R110-011,A UTC TA2003 NO SYMBOL LINEAR INTEGRATED CIRCUIT CONTENTS INTERNAL CIRCUIT AM FM RF OUT EXPLANATION OF TERMINAL TERMINAL VOLTAGE : Typical DC voltage at Ta=25C, Vcc=3V and no signal with Test Circuit TERMINAL VOLTAGE FM 0.7 1 FM AF IN Input of FM RF Amplifier 1 15 0 1K 50pf GND 2 2 3 GND1 FM MIX GND for RF, DSC and MIX Stage Output of FM MIX 14 0 AM / FM SW 0 1.7 0.4 3 GND1 2 FM RF OUT 15 4 AM MIX Output of AM MIX 1K 50pf 1 0.6 0 GND 2 FM RF OUT 15 5 AGC By pass of AM AGC 1K 50pf 1 0 0 GND 2 6 7 Vcc AM IF IN 15 FM RF OUT 3.0 3.0 3.0 3.0 Input of AM IF Amplifier 1K 50pf 1 GND 2 FM RF OUT 15 8 FM IF IN Input of FM IF Amplifier 1K 50pf 1 3.0 3.0 GND 2 9 GND2 GND for IF stage FM QUAD Detector Ceramic Discriminator is 1 FM RF OUT 15 0 0 Recommendation CDA 10.7MG31 (MURATA MFG. CO., LTD) GND 2 UTC UNISONIC TECHNOLOGIES CO., LTD. 1K 50pf 10 QUAD connected. 2.5 2.2 2 QW-R110-011,A UTC TA2003 NO SYMBOL LINEAR INTEGRATED CIRCUIT CONTENTS INTERNAL CIRCUIT AM FM RF OUT 15 TERMINAL VOLTAGE FM 1.1 11 DET OUT Output of FM/AM Detector 1K 50pf 1 1.4 GND 2 FM RF OUT 15 12 AM OSC AM local Oscillator Terminal 1K 50pf 3.0 1 3.0 Oscillator Coil is connected. GND 2 FM RF OUT 13 FM OSC FM local Oscillator Terminal Oscillator Coil is connected 1 15 0.9 1K 50pf 3.0 GND 2 FM RF OUT 15 14 AM/FM SW AM/FM switch connected to 1K 50pf 0.9 1 3.0 Pin14 Pin14 15 16 FM RF OUT AM RF IN Vcc->FM mode OPEN->AM mode GND 2 FM RF Coil is conected input of AM RF Amplifier cf. PIN 1 FM RF OUT 15 3.0 3.0 1K 50pf 3.0 3.0 1 GND 2 UTC UNISONIC TECHNOLOGIES CO., LTD. 3 QW-R110-011,A UTC TA2003 PARAMETER Supply Voltage Power Dissipation DIP-16 SOP-16 Operating Temperature Storage Temperature LINEAR INTEGRATED CIRCUIT SYMBOL Vcc PD(Note) Topr Tstg ABSOLUTE MAXIMUM RATINGS (Ta=25C) VALUE 8 750 350 -25~75 -55~150 C C UNITS V mW ELECTRICAL CHARACTERISTICS Unless otherwise specified,Ta=25C,VCC=3V, FE FM IF AM : f = 98MHz, fm = 1KHz : f = 10.7MHz, fm = 1KHz : f = 1MHz, MOD = 30%, fm = 1 KHz PARAMETER SYMBOL TEST TEST CONDITIONS MIN TYP MAX CIRCUIT 1 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 FM Mode, Vin=0 AM Mode, Vin=0 -3dB limiting point S/N=30dB fosc=108MHz Vin=0 -3dB limiting point Vin=80dB V EMF Vin=80dB V EMF Vin=80dB V EMF Vin=80dB V EMF Vin=27dB V EMF Vin=60dB V EMF Vin=60dB V EMF Vin=60dB V EMF Vin=0 160 42 50 15 35 10.5 5.0 12 12 240 1.2 47 70 62 0.4 33 32 60 43 1.0 1.6 16.5 8.0 320 52 90 50 85 - UNIT Supply Current Input Limiting Voltage Qulescent Sensitivlty Local OSC Voltage Local OSC Stop Voltage Input Limiting Voltage Aecovered Output Voltage Signal To Noise Ratio Total Harmonic Distortion AM Rejection Ratio Voltage Gain Recovered Output Voltage Signal To Noise Ratio Total Harmonic Distortion Local DSC Stop Voltage F/E FM IF AM Icc (FM) Icc (AM) Vin(lim) Qs Vosc Vstop(FM) Vin(lim) IF VOD S/N THD AMR Gv VOD S/N THD Vstop (AM) mA dB V EMF dB V EMF mVrms V dB V EMF mVrms dB % dB mVrms mVrms dB % V COIL DATA (Test circuit) COIL NO. TEST FREQ (Hz) 100M 100M 796K L (mH) 26B Co (pF) - Qo 1-2 100 100 125 14 TURNS 2-3 86 WIRE 1-4 2.25 - 1-3 1.75 - 4-6 0.5 UEW 0.5 UEW 0.06 UEW L1 FM RF L2 FM OSC L3 AM OSC UTC UNISONIC TECHNOLOGIES CO., LTD. 4 QW-R110-011,A UTC TA2003 L1 , L2 3 LINEAR INTEGRATED CIRCUIT V.C. L3 3 4 12 PIN 2 6 1 1 Vcc TEST CIRCUIT 1 DET OUT 20 k[ - 22uF + FM 0.047uF 4700pF AM 1k[ Vcc + 0.01uF 4700pF AM RF IN 75 [ 0.022uF FM 2.2 k[ L1 75 [ 0.01uF L2 15pF L3 Vin 16 AM RF IN 15 AM/ FM FM RF OUT FM/AM SW SW 14 13 FM OSC 12 AM OSC 11 DET OUT 10 CDA10.7MG31 2.2 mH AM - QUAD 9 GND2 FM OSC AM OSC FM DET AM RF AM DET FM RF IN FM RF FM MIX AM MIX AGC AM IF FM IF 75 [ BPF 1 FM RF IN GND1 2 3 FM MIX 4 AM MIX AGC Vcc 5 6 7 AM IF IN 8 FM IF IN Vin SFE10.7MA5L FM IF IN 75 [ 33uF SFU455C5 SFE10.7MA5L 270[ Vin UTC UNISONIC TECHNOLOGIES CO., LTD. 220uF 5 QW-R110-011,A UTC TA2003 TEST CIRCUIT 2 LINEAR INTEGRATED CIRCUIT Vcc ( 3V ) + 220uF 0.01uF 0.01uF + 220uF - 16 2.2 k 15 FM RF OUT 14 AM/FM SW 13 FM OSC 12 AM OSC 11 10 9 GND2 AM RF IN DET OUT QUAD UTC TA2003 FM RF IN GND1 FM MIX AM MIX AGC AM IF IN FM IF IN Vcc 1 2 3 4 5 6 7 8 UTC UNISONIC TECHNOLOGIES CO., LTD. 6 QW-R110-011,A |
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