AM/FM TUNER + MPX S1A0902X01 GENERAL DESCRIPTION 24−SDIP−300 The S1A0902X01 is an AM/FM 1 chip tuner — AM: RF_AMP, AM MIX, AM OSC, AM_IF AMP, AM detect, AGC, TUNLED INDICATOR OUTPUT — FM_FE: RF AMP, MIX, OSC — FM_IF: IF AMP, Quadrature detect, FM mute, tune indicator output — MPX: PLL stereo decoder, stereo indicator output 24−TSSOP FEATURE • For new FCC • AM, FM_FE/IF. MPX 1 chip tuner • Non adjustment MPX_VCO • Wide operating voltage range: Vcc = 2.0V − 7V ORDERING INFORMATION Device Package S1A0902X01-A0B0 24−SDIP−300 S1A0902X01-R0B0 24−TSSOP Operating Temperature −20 − +75°C 1 S1A0902X01 AM/FM TUNER + MPX BLOCK DIAGRAM 24 23 AM RF 22 2 20 FM OSC AM OSC 19 18 17 16 15 PRE PHASE DET PILOT DET 14 13 DECODE VCO F/F F/F SW FUS F/F F/F HYS AM DET FM DET LEVEL DET AM IF FM IF 7 8 AM MIX FM RF 1 21 FM MIX 2 3 4 AGC 5 6 9 TUN LED ST LED 10 11 12 AM/FM TUNER + MPX S1A0902X01 PIN CONFIGURATION AM RF IN FM RF OUT RF VCC FM OSC AM OSC AFC MUTE DET OUT MPX IN LPF2 LPF1 L OUT R OUT 24 23 22 21 20 19 18 17 16 15 14 13 S1A0902X01 1 2 3 4 5 6 7 8 9 10 11 12 FM RF IN RF GND FM MUTE MIX OUT AGC VCC AM IF IN FM IF IN GND TUN LED ST LED QUAD 3 S1A0902X01 AM/FM TUNER + MPX ABSOLUTE MAXIMUM RATINGS Parameter Symbol Ratings Unit Supply Voltage Vs 7 V Operating Temperature Top − 20 − +75 °C Storage Temperature Tstg − 55 − +150 °C Pdmax 1200 mW Power Dissipation Remarks ELECTRICAL CHARACTERISTICS Ta = 25°C, Vcc = 3V, Unless otherwise specified FM F/E: f = 98MHz, fm = 1kHz FM IF: f = 10.7MHz, ∆f = 22.5kHz, fm = kHz AM IF : f = 1MHz, mod = 30%, fm = 1kHz MPX : fm = 1kHz, L + R = 90%, Pilot = 10%, Vin = 150mVrms Characteristics Input Limiting Voltage FE Unit Min. Typ. Max. Vlim1 - 12 18 dBu fosc = 108.7MHz Vosc 40 70 110 mVrms -3dB Vlim2 35 40 45 dBu Vin = 80dBu Vod1 55 80 110 mVrms Vin = 80dBu, SW3 = on Amute 60 70 - dB Signal to Noise Ratio Vin = 80dBu S/N1 55 65 - dB Total Hamonic Distortion Vin = 80dBu THD1 - 0.2 1 % AM Rejection Ratio Vin = 80dBu AMR 40 50 - dB IL = 1mA VL1 40 45 50 dBu Detection Output Voltage1 Vin = 26dBu Vod2 20 40 60 mVrms Detection Output Voltage2 Vin = 60dBu Vod3 55 70 110 mVrms Vin = 60dBu S/N2 32 42 - dB Total Hamonic Distortion Vin = 60dBu THD2 - 1 2 % Tuning LED On Voltage IL = 1mA VL2 20 25 30 dBu Logic Oscilation Voltage Detection Output Voltage FM Mute Attenuation Ratio Tuning LED On Voltage AM IF Signal to Noise Ratio 4 SPEC Symbol -30dB Input Limiting Voltage FM IF Test Condition AM/FM TUNER + MPX Characteristics Maximum Input Voltage Test Condition SPEC Symbol Unit Min. Typ. Max. Stereo, THD = 3% Vi(max) 300 450 - mVrms Stereo, f = 100Hz CS1 25 45 - dB Stereo, f = 1kHz CS2 32 45 - dB Stereo, f = 10kHz CS3 25 45 - dB Mono THD3 - 0.2 1 % Stereo THD4 - 0.2 1 % Mono, L-Channel AV3 -5 -1 0.5 dB Mono CB -1.5 0 1.5 dB Stereo LED On Level Pilot only VL(on) - 8 16 mVrms Stereo LED Off Level Pilot only VL(off) 1 6 - mVrms LED on off HY - 2 - mVrms Pilot only CR - ±4 - % Mono S/N3 65 75 - dB Channel Separation Total Hamonic Distortion MPX S1A0902X01 Voltage Gain Channel Balance Lamp Hysteresis Capture Range Signal to Noise Ratio 5 S1A0902X01 AM/FM TUNER + MPX PIN DESCRIPTION Terminal voltage: Typical terminal voltage at no signal with test circuit. VCC = 3V, Ta = 25°C Pin No. Characteristic Termianl Voltage Internal Circuit AM FM 0 0.8 0 0 2.2 2.2 3.0 2.9 23 1 FMRFIN 100pF 1 1K RF GND 2 2 RFGND 19 VCC 3 6 FMMUTE GND VCC 9 6 4 FM MIX 4 MIXOUT AM MIX RF GND 2 6 9 GND AM/FM TUNER + MPX S1A0902X01 Termianl Voltage Pin No. Characteristic Internal Circuit VCC AM FM 0 0 3.0 3.0 3.0 3.0 3.0 3.0 0 0 - - 6 1K 5 AGC(AMAGC) 5 2K GND 6 1K 9 VCC - VCC 6 3K 7 7 AMIFIN GND 9 VCC 6 330 8 330 FMIFIN 8 GND 9 9 GND - 10 10 TUNLED (Tuning LED) GND 9 7 S1A0902X01 AM/FM TUNER + MPX Termianl Voltage Pin No. Characteristic Internal Circuit AM FM - - 2.5 2.2 1.1 1.1 2.2 2.2 19KHZ 11 11 STLED (Stereo LED) GND 9 12 VCC 12 6 QUAD (FM QUAD. Detector) GND 9 VCC 6 13 14 R-OUT (R-ch out) L-OUT (L-ch out) 13/ 14 5kΩ GND 15 LPF1 - LPF terminal for sync. Detector - Bias terminal for MO/ST SW ckt. V16 = Vcc → MONO V16 = OPEN → STEREO 15 MO/ST SW GND 9 8 9 AM/FM TUNER + MPX S1A0902X01 Termianl Voltage Pin No. Characteristic 16 LPF2 - LPF terminal for phase detector - Bias terminal for AM/FM SW ckt. V16=Vcc→AM V16=OPEN→FM Internal Circuit FM 3 2.2 0.8 0.8 1.0 0.9 - - 16 AM/FM SW GND 17 AM 9 MPXIN 17 GND 9 VCC 6 AMBIAS AM FMBIAS FM 500 18 18 DETOUT GND 9 AMBIAS: AM mode → ON, FM mode →OFF FMBIAS: AM mode → OFF, FM mode →ON 19 19 AFC 9 S1A0902X01 AM/FM TUNER + MPX Termianl Voltage Pin No. Characteristic Internal Circuit AM FM 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 20 VCC 20 6 AMOSC GND 9 21 RF VCC 6 21 FMOSC GND 9 22 REVCC 23 FMRFOUT cf. pin 1 VCC 6 24 24 AMRFIN GND 10 9 22 AM/FM TUNER + MPX S1A0902X01 AM AM THD - AM Mod. 1.6 1.4 1.2 1.0 THD(%) 0.8 0.6 0.4 Vcc=3V fin=1MHz fm=1KHz 0.2 0.0 0 10 20 30 40 50 60 70 80 90 Vo3 Vcc=3V fin=1MHz fm=1KHz 10 20 30 40 50 60 70 80 90 AM Modulation(%) AM Iccq - Vcc 8 Vo2 0 AM Modulation(%) AM Vo2,Vo3 - AM Mod. 200 180 160 140 120 Vo2,Vo3 100 (dB) 80 60 40 20 0 Vo - Vcc 20 7 12 6 5 Iccq(mA) 4 4 Vo(dB) 3 -4 2 -12 1 0 2 3 4 5 6 7 8 9 Vin=60dBuV fin=1MHz fm=1KHz -20 2 3 Vcc(V) FM Vo1,S/N,AMR - RF lev. 10 0 ¥Äf=¡¾22.5KHz fm=1KHz Vo1 -10 -50 -60 6 7 8 9 4.00 2.86 THD - RF lev. ¥Äf=¡¾22.5KHz Vcc=3V fin=98MHz fm=1KHz 1.43 1.00 0.86 THD (%) 0.71 0.57 0.43 Vo1,S/N,AMR -20 (dB) -30 -40 5 Vcc(V) FM Vcc=3V fin=98MHz 4 AMR 0.29 S/N1 0.14 0.10 -70 RF Input Level(dBu) RF Input Level(dBu) 11 S1A0902X01 AM/FM TUNER + MPX FM 10 FM Vo1,S/N - IF lev. ¥Äf=¡¾22.5KHz Vcc=3V fin=10.7MHz fm=1KHz 3.0 Vo1 0 THD - IF lev. ¥Äf=¡¾22.5KHz Vcc=3V fin=10.7MHz fm=1KHz 2.5 -10 2.0 -20 Vo1,S/N -30 (dB) THD(%) -40 1.5 1.0 -50 S/N1 -60 0.5 -70 0.0 IF Input Level(dBu) IF Input Level(dBu) FM FM THD - IF freq. Vo1 - IF freq. 5 Vcc=3V fin=10.7MHz Vin=80dBuV fm=1KHz Vcc=3V fin=10.7MHz 8 Vin=80dBuV fm=1KHz 7 0 Vo1(dB) 22.5K 6 75K 5 -5 THD(%) -10 4 3 2 -15 1 -20 0 FM IF Input Frequency IF Input Frequency Deviation Deviation (KHz) (KHz) FM Vo1,Vlim1 - Vcc fin=10.7MHz ¥Äf=¡¾22.5KHz Icc - Vcc fm=1KHz Vin=80dBuV 10 14 12 Vo1 0 10 -10 Vo1,Vlim1 (dB) Icc(mA) 8 6 -20 4 -30 2 Vlim1 -40 0 -50 0 0 1 2 3 4 5 Vcc (V) 12 6 7 8 9 1 2 3 4 5 6 10 Vcc (V) 7 8 9 10 AM/FM TUNER + MPX S1A0902X01 MPX MPX THD - Vcc THD(%) Sep - Vcc 80 2 L+R=135mVrms P=15mVrms 1.6 fm=1KHz 64 1.2 48 L+R=135mVrms P=15mVrms fm=1KHz Sep(dB) 0.8 32 0.4 16 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 6 7 8 9 10 Vcc(V) Vcc(V) MPX 5 MPX THD - fm 1 Sep - fm 80 Vcc=3V L+R=135mVrms 0.8 P=15mVrms Vcc=3V L+R=135mVrms P=15mVrms 64 0.6 48 THD(%) Sep(dB) 0.4 32 0.2 16 0 0.1 1 3 5 7 9 11 13 15 17 0 19 fm(KHz) fm(KHz) MPX MPX THD - fvco 2 1.6 Sep - fvco 80 Vcc=3V L+R=135mVrms P=15mVrms fm=1KHz 64 1.2 Vcc=3V L+R=135mVrms P=15mVrms fm=1KHz 48 Sep(dB) THD(%) 0.8 32 0.4 16 0 0 18.0 18.2 18.4 18.6 18.8 19.0 19.2 fvco(KHz) 19.4 19.6 19.8 20.0 18.0 18.2 18.4 18.6 18.8 19.0 19.2 19.4 19.6 19.8 20.0 fvco(KHz) 13 S1A0902X01 AM/FM TUNER + MPX MPX MPX LEDon - Vcc fvco - Vcc fvco (KHz) 15 14 13 12 11 10 9 LEDon 8 (mVrms) 7 6 5 4 3 2 1 0 25 24 23 22 21 20 19 18 17 16 15 0 1 2 3 4 5 6 7 8 9 10 0 Vcc(V) LEDoff - Vcc 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 0 1 2 3 4 5 6 Vcc(V) 14 2 3 4 5 6 Vcc(V) MPX LEDoff (mVrms) 1 7 8 9 10 7 8 9 10 AM-RF IN 75 75 BPF FM-RF IN 75 0.022µF 2.7mH 2 1 22 3 FM MUTE RF VCC 0.01µF SW3 RF GND FM RF IN 23 FM RF OUT 24 AM RF IN 2K 4 MIX OUT RF OSC 21 330 FM-IF IN AFC 19 4.7u 18 DET OUT 330p 6 VCC 17 330pF MPX IN 390 3.3µF 9 GND LPF2 16 FM SW2 AM 0.1µF 10.7MHz 8 FM IF IN MPX IN 455kHz 7 AM IF IN S1A0902X01 4.7µF 5 AGC AM OSC 20 56K 270 DET OUT MO 10 560 TUN LED LPF1 ST SW1 15 0.33µF 1K 4.7µF 11 0.01µF 560 ST LED LOUT 14 10.7MHz 12 QUAD ROUT 13 R-OUT 4.7µF 0.01µF L- OUT LPF 220µF 10µF VCC OUT AM/FM TUNER + MPX S1A0902X01 TEST CIRCUIT 15 0.1µF 4.7K 16 23 FM RF OUT RF GND 2 24 FM RF IN 1 0.033µF AM RF IN 22 3 FM MUTE RF VCC 21 4 MIX OUT RF OSC 20 5 AGC AM OSC 0.033µF AFC AM IF IN 7 VCC 6 8 FM IF IN 17 MPX IN 18 S1A0902X01 0.01u 16 9 GND LPF2 M FM OSC DET OUT 2SK161 220u 19 470k 5p 470k 10 TUN LED LPF1 15 POWER 8V 11 ST LED LOUT 14 12 QUAD ROUT 13 VCC S1A0902X01 AM/FM TUNER + MPX 0.1µF 220µF AM/FM TUNER + MPX S1A0902X01 VCC APPLICATION CIRCUIT 0.1µF CR 560Ω 12 4.7µF 13 0.01µF R-OUT 10.7MHz 220µF 560Ω 11 14 15 10 ST SW1 MO 4.7µF L- OUT 0.01µF 3.3kΩ 0.1µF 10.7MHz CF2 455kHz CF1 Note 2 *330Ω 4 21 7pF 5 20 4.7µF 6 7 S1A0902X01 18 100kΩ 19 8 17 4.7µF 330pF 100kΩ 1µF 9 16 0.1µF SW2 FM AM 1µF 3 22 0.01µF SW3 2 FM ANT BPF 1 24 AM ANT 23 Note1 * 1kΩ B.P.F CF1 (455kHz) CF2 (10.7MHz) CR (10.7MHz) * Note 1 : GFMB7 (KOREA SANGSHIN ELECTRIC CO.Ltd) : SFU455B (MURATA CO Ltd) : SFE10MA5 (MURATA CO.Ltd) : CDA10.7MG(103-A) (MURATA CO. Ltd) SAMPLE NO : Add Register 1kohm pin 23) 17 S1A0902X01 AM/FM TUNER + MPX COIL SPECIFICATION L1 FM RF 3 4 2 5 1 6 f (MHz) Qo 100 100 f (MHz) Qo 100 100 f (MHz) Qo 796 115 TURNS 1-4 2 1/2 0.5mmφ L2 FM SOC 3 4 2 5 1 6 TURNS 1-3 2 3/4 0.5mmφ T1 AM OSC 3 4 2 5 1 6 TURNS 1-3 2-3 13 73 L (uH) KOREA TOKO 0.08mmφ T2 AM IFT (MIX OUT) 18 3 4 Co (pF) 2 5 1 6 Qo 1-3 f (MHz) 180 455 120 TURNS 1-3 4-6 KOREA TOKO 180 15 0.08mmφ AM/FM TUNER + MPX S1A0902X01 L1 FM RF 3 4 2 5 6 1 f (MHz) Qo 100 80 f (MHz) Qo 100 80 f (MHz) Qo 796 60 TURNS 1-4 WIRE KWANG SUNG PART NO 2*(1/2) 15 KST-FR1 1-4 WIRE KWANG SUNG PART NO 2*(3/4) 0.5m/m KST-FO1 KST-FR1 L2 FM OSC 3 4 2 5 1 6 TURNS KST-FO1 T1 AM OSC 3 4 2 5 1 6 TURNS 1-3 2-3 L (uH) 18 94 270 KWANG SUNG PART NO KS50-SA0 KS50-SA0 T2 AM IFT (MEX OUT) 3 4 2 5 1 6 Co (pF) TURNS 1-3 f (MHz) Qo 180 455 40 1-3 4-6 KWANG SUNG PART NO 182 15 KS50-SAA KS50-SAA 19 S1A0902X01 AM/FM TUNER + MPX NOTES 20