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Datasheet File OCR Text: |
AM/FM TUNER + MPX S1A0900X01 INTRODUCTION The S1A0900X01 is a monolithic integrated circuit which consists of a 3V one-chip tuner and FM multiplex for AM/FM radios and head-phone radios. 24-SDIP-300 FUNCTIONS * * * FM Stage: RF/IF/AF amp, Quadrature Detector, MIX, OSC, Tuning Indicator. AM Stage: RF/IF/AF amp, Detector, MIX, OSC, AGC, Tuning Indicator. MPX Stage: PLL amp, Decoder, Flip Flop, VCO Stop, Phase Detector, Stereo Indicator. 24-SOP-375 FEATURES * * * * * * * 3 V one-chip tuner with built-in FM Multiplex No AM detect coil, IF coupling capacitor, FM IF by-pass capacitor needed Built-in tuning indicator function Built-in AM/FM selection switch Minimum number of external parts required Wide operating voltage range: VCC = 1.8V - 7V Low distortion (FM IF: 0.4%, AM IF: 1%, 0.2% (Typ) OPDERING INFORMATION Device S1A0900X01-A0B0 S1A0900X01-S0B0 Package 24-SDIP-300 24-SOP-375 Operature Temperature - 20C - +75C 1 S1A0900X01 AM/FM TUNER + MPX BLOCK DIAGRAM AM RF IN 24 FM RF OUT 23 RF VCC FM OSC AM OSC DET OUT MPX IN 22 21 20 19 18 PH1 17 PH2 16 OSC 15 L-CH OUT 14 R-CH OUT 13 AF BUFFER AM/F/E PHASE DETECTOR OSC STEREO DECODER LAMP TRIGGER AM/FM DET FM/F/E AGC AF IF AF IF FF LED DRIVER 1 FM RF IN 2 GND 3 FM MIX 4 AM MIX 5 AGC 6 VCC 7 AM IF 8 FM IF 9 GND 10 TUNING LED 11 ST LED 12 QUAD DET ABSOLUTE MAXIMUM RATINGS (Ta = 25C) Characteristic Supply Voltage Power Dissipation Operating Temperature Storage Temperature LED Driver Voltage LED Driver Current Symbol VCC PD TOPR TSTG VDR IDR Value 8 1200 -20 - +75 -55 - +150 10 10 Unit V mW C C V mA 2 AM/FM TUNER + MPX S1A0900X01 ELECRTRICAL CHARACTERISTICS (Ta = 25C, VCC = 3V, unless otherwise specified) * FM F/E: f = 98MHz, fm = 1kHz, f = 22.5kHz, AM: f = 1kHz, 30 % Mod * FM IF: f = 10.7MHz, fm = 1kHz, f = 22.5kHz, MPX: f = 1kHz, L + R = 90 %, P = 10%, VI = 150mV Characteristic Quiescent Circuit Current -3 dB Limiting Sensitivity Oscillation Voltage -3 dB Limiting Sensitivity Detector Output Voltage FM IF Signal to Noise Ratio Total Harmonic Distortion AM Rejection Ratio Tuning Indication Voltage Voltage Gain Detector Output Voltage AM IF Signal to Noise Ratio Total Harmonic Distortion Tuning Indication Voltage Symbol ICCQ1 ICCQ2 F/E VI (LIM)1 VOSC VI(LIM)2 Test Conditions FM, VI = 0 AM, VI = 0 VO = -3dB fOSC = 98MHz VO = -3dB Min. 8.4 4.4 - 40 40 55 60 - 22 45 40 55 32 - 20 Typ. 13.2 8.4 10 70 46 80 70 0.4 32 51 70 80 42 1 25 Max. 20.0 13.4 - 110 53 110 - 1 - 56 110 110 - 2 30 Unit mA mA dB mV dB mV dB % dB dB mV mV dB % dB Test Circuit 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 VO (DET)1 VI = 80dB S/N1 THD1 AMR VLI GV1 VI = 80dB VI = 80dB VI = 80dB ILED = 1mA VI = 26dB VO(DET)2 VI = 60dB S/N2 THD2 VL2 VI = 60dB VI = 60dB ILED = 1mA 3 S1A0900X01 AM/FM TUNER + MPX Characteristic Maximum Input Voltage Symbol VI(MAX) CS1 Test Conditions Stereo, THD = 3% Stereo, f = 100Hz Stereo, f = 1kHz Stereo, f = 10kHz Mono Stereo Mono Mono Pilot only Pilot only - Pilot only Mono Min. 250 35 35 35 - - -5 -2 - 2 - 1 60 Typ. 350 42 42 42 0.2 0.2 -3 0 8 6 2 3 70 Max. - - - - 1 1 -1 2 16 - - 5 - Unit mV dB dB dB % % dB dB mV mV mV % dB Test Circuit 1 1 1 1 1 1 1 1 1 1 1 1 1 Channel Separation CS2 CS3 Total Harmonic Distortion MPX Voltage Gain Channel Balance Lamp on Level Lamp Hysteresis Capture Range Signal to Noise Ratio THD3 THD4 GV2 CB VL(ON) VL(OFF) HY CR S/N3 4 TEST CIRCUIT 1 AM/FM TUNER + MPX DET OUT 1k AM 30k 1k 10k L1 0.1F 4.7F 4.7F 12k 0.01F 0.01F Vcc L2 L3 ST L-CH OUT 2.2F 24k F M LPF R-CH OUT 0.033F 6800pF 2.2mH 330pF MONO 0.33F 3.9k 0.022F 15pF 0.033F 75 75 3.3F 2.2k AM FM 1000pF 220F 0.1F 24 17 23 22 21 20 19 18 16 15 14 13 AM-RF IN VIN S1A0900X01 1 8 33F 10F 330pF BPF 2 3 4 5 6 7 9 10 11 12 FM-RF IN VIN 220k 5.6k T 3 560 560 1C 10.7MHz MPX IN * POLYESTER FILM CAPACITOR Vcc MONITOR 76kHz 75 75 270 T 1 T 2 FM-IF IN VIN C-F 455kHz 0.033F S1A0900X01 5 S1A0900X01 TEST CIRCUIT 2 0.033 F 0.033 F 6 Vcc L2 470k 3 2 4 100 F 470k 1k FM OSC 5pF KSK161 0.01 F 220 F 90pF POWER 8V 15pF 24 17 23 22 21 20 19 18 16 15 14 13 S1A0900X01 2 8 3 4 5 6 7 9 10 11 12 1 AM/FM TUNER + MPX AM/FM TUNER + MPX S1A0900X01 COIL SPECIFICATION T1 FM IFT (MIX OUT) 3 2 1 4 5 6 Co(pF) 1-3 75 f (MHz) 10.7 Qo 70(min) 1-3 11 TURNS 4-6 2 KOREA TOKO 0.1 mm T2 AM IFT (MIX OUT) 3 2 1 4 5 6 Co(pF) 1-3 180 f (MHz) 455 Qo 70(min) 1-3 180 TURNS 4-6 15 KOREA TOKO 0.08 mm T3 FM IFT (DET) 3 2 1 4 5 6 Co(pF) 1-3 47 f (MHz) 10.7 Qo 80(min) TURNS 1-3 14 KOREA TOKO 0.1 mm L1 FM RF 3 2 1 4 5 6 f (MHz) 100 Qo 100 TURNS 1-3 2*(1/2) 0.5 mm L2 FM OSC 3 2 1 4 5 6 f (MHz) 100 Qo 100 TURNS 1-3 2*(3/4) 0.5 mm L3 AM OSC 3 2 1 4 5 6 f (KHz) 796 Qo 80(min) TURNS 1-2 2-3 13 15 L (H) 288 KOREA TOKO 0.08 mm 7 S1A0900X01 AM/FM TUNER + MPX T1 FM IFT (MIX OUT) 3 2 1 4 5 6 Co(pF) 1-3 75 F (MHz) 10.7 Qo 70(min) TURNS 1-3 4-6 11 2 KWANG SUNG PART NO KSI-FA2 KSI-FA2 T2 AM IFT (MIX OUT) 3 2 1 4 5 6 Co(pF) 1-3 180 F (MHz) 455 Qo 70(min) TURNS 1-3 146 4-6 14 KWANG SUNG PART NO KSI-AA1 KSI-AA1 T3 FM IFT (DET) 3 2 1 4 5 6 Co (pF) 1-3 47 F (MHz) 10.7 Qo 80(min) TURNS 1-3 14 KWANG SUNG PART NO KSI-FD3 KSI-FD3 L1 FM RF 3 2 1 4 5 6 F (MHz) 100 Qo 100 TURNS 1-3 WIRE 2*(1/2) 0.5m/m KWANG SUNG PART NO KST-FR1 KST-FR1 L2 FM OSC 3 2 1 4 5 6 F (MHz) 100 Qo 100 TURNS 1-3 WIRE 2*(3/4) 0.5m/m KWANG SUNG PART NO KST-AO1 KST-FO1 L3 AM OSC 3 2 1 4 5 6 F (MHz) 796 Qo 80min TURNS 1-2 2-3 13 73 L (uH) 288 KWANG SUNG PART NO KSI-AO1 KSI-AO1 8 R8 10k R9 1k C13 0.047 F VVC1 R5 R6 5.6uH FM RF 2pF 5pF 100k 100k 100k VVC2 R3 100k R7 GND VCO AM OSC FM OSC C14 0.047 F C16 C7 C9 Q2 T1 AM OSC R10 150k C2 2.2F/ 50V Q3 C2223 13 CT2 L4 L1 AM/FM TUNER + MPX CT1 C8 C11 15pF 1000pF C10 1pF APPLICATION CIRCUIT C4 223pF(C) 1000pF L2 Q1 FM OSC C12 430pF C15 0.01 F BAND GND MUTE IF FM ANT 24 23 22 21 20 19 18 17 16 15 14 C17 0.047 F S1A0900X01 C18 0.047 F 10 11 12 1 2 3 4 5 6 7 8 9 AUDIO VCC(9V) Q4 R2101 C33 C20 0.047 F 0.1F R2 220 1/4W C5 22pF C6 39pF L3 C1 T2 FM IFT T4 FM DET C32 0.1F T3 AM IFT 22F/10V C29 33pF C3 F1 SFE10.7M C26 100pF R12 1k R18 1k R16 1k R14 1k C24 1000pF C23 1000pF R19 100k R13 100k R17 100k R15 100k Q7 C2223 Q6 C2223 Q8 C2223 C21 100pF Q5 C2223 C27 33PF C25 100pF S1A0900X01 C22 100pF 100F/50V C30 0.047 F F2 A450BL C31 0.1F R20 1.5k D1 3.6V/500mW 9 S1A0900X01 AM/FM TUNER + MPX NOTES 10 |
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