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| AM/FM TUNER S1A2297X01 INTRODUCTION The S1A2297X01 is a monolithic integrated circuit which consists of an FM F/E + AM/FM IF and DET AMP. The S1A2297X01 is a no-adjustment AM/FM IF, DET coil. 16-DIP-300A FEATURES * * * * Does not need AM/FM IF, FM DET COIL Built-in FM Front End Minimum number of external parts required Operating voltage : VCC = 1.8V - 7V 16-SOP-375 ORDERING INFORMATION Device S1A2297X01-D0B0 S1A2297X01-S0B0 Package 16-DIP-300A 16-SOP-375 Operating Temperature -20C -- + 75C BLOCK DIAGRAM VCC 6 FM RF FM RF IN OUT FM MIX 1 15 3 FM OSC 13 FM IF IN 8 QUAD 10 AM/FM SW 14 FM F/E FM MIX FM OSC FM IF FM DET AGC AM RF AM MIX AM OSC AM IF AM DET 16 AM RF IN 4 AM MIX 12 AM OSC 5 7 2 11 DET OUT AM/FM SW 9 GND2 AGC AM IF IN GND 1 S1A2297X01 AM/FM TUNER ABSOLUTE MAXIMUM RATINGS (Ta = 25C) Characteristic Maximum Supply Voltage Power Dissipation Operating Temperature Storage Temperature Symbol VCC PD TOPR TSTG Value 8 250 -20 -- +75 -55 -- +125 Unit V mW C C ELECTRICAL CHARACTERISTICS (FM F/E: f = 98MHz, fm = 1KHz, f = 22.5kHz, FM IF: 10.7MHz, AM: f = 1MHz, fm = 1kHz, 30% mod, VCC = 3V) Characteristic Quiescent Circuit Current FM F/E -3dB Limiting -3dB Limiting Sensitivity Detector Output Voltage FM IF Total Harmonic Distortion Signal to Noise Ratio AM Rejection Ratio Voltage Gain Detector Output Voltage AM Total Harmonic Distortion Signal to Noise Ratio Symbol ICCQ1 ICCQ2 V(LIM)1 V(LIM)2 VO(DET)1 THD1 S/N1 AMR GV1 VO(DET)2 THD2 S/N2 Test Conditions FM, VI = 0 AM, VI = 0 VO = -3dB Point VO = -3dB Point VI = 80dB VI = 80dB VI = 80dB VI = 80dB VI = 30dB VI = 60dB VI = 60dB VI = 60dB Min. 6.0 3.0 - 42 55 - 56 32 28 40 - 37 Typ. 10.0 5.0 12 47 70 0.4 62 38 50 60 1.0 43 Max. 14.0 8.0 22 52 85 1 - - 72 82 2.0 - Unit mA mA dB dB mVrms % dB dB mVrms mVrms % dB 2 AM/FM TUNER S1A2297X01 TEST CIRCUIT 1 Vcc(3V) 0.01F 100F 0.01F Lx 220 F 15pF KSC945 16 FM OSC 2.2k 15 14 13 12 11 10 9 S1A2297X01 1 2 3 4 5 6 7 8 3 S1A2297X01 AM/FM TUNER TEST CIRCUIT 2 SW1 L1 2.2mH A 20k 0.022 F 75 0.03F AM RF IN B L2 L3 Vcc(3V) 0.01F AM FM 4700pF 220 F * 10.7MHz 15pF 1k 2.2 F 16 15 14 13 12 11 10 9 A FM 0.047F AM B 4700pF 20k S1A2297X01 1 FM RF IN SFU455C5 SW2 2 3 4 5 3.3 F 6 7 8 SFE 10.7MAS BPF C-F SFE 10.7MAS C-F B SW3 A FM IF IN 270 C-F * CDA 10.7MG 91-A (MURATA) 4 AM/FM TUNER S1A2297X01 COIL SPEC Seal Name TURNS - WIRE (mm) S L1 3-1 - 0.5 UEW 2 2/8 - 1-3 - 0.5 L2 2 6/8 - UEW 1-2 2-3 0.08 L3 12T 73T UEW CONNECTION (BOTTOM VIEW) (KOREA TOKO) 3 4 3 4 3 4 2 5 2 5 2 5 1 6 S 1 6 S 1 6 FREQUENCY TUNING CAPACITY INDUCTANCE UNLOADED Q 100MHz - - - 100MHz - - - 792kHz - 268uH 8%min 70min Seal Name TURNS - WIRE (mm) 3-1 - 0.5 L1 2 2/8 - UEW 1-3 - 0.5 L2 2 6/8 - UEW 1-2 2-3 0.05 L3 12T 73T UEW 3 4 3 4 3 4 CONNECTION (BOTTOM VIEW) 2 5 2 5 2 5 1 6 1 6 1 6 KWANG SUNG PART NO FREQUENCY TUNING CAPACITY INDUCTANCE UNLOADED Q KST-FO2 100MHz - - - FST-FR2 100MHz - - - FSI-AO2 796kHz - 268 uH 8% min 70 min 5 S1A2297X01 AM/FM TUNER APPLICATION CIRCUIT Vcc(3V) 0.01F AM FM 0.003F * 10.7MHz 22pF 22pF 13pF 5pF 4700pF DET OUT 2.2 F 15pF 16 15 14 13 12 11 10 9 S1A2297X01 FM ANT 1 2 3 4 5 3.3F 6 7 8 SFE 10.7MAS SFU455C5 BPF C-F *CDA 10.7MG 91-A (MURATA) 6 C-F |
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