S1A2297X01 SAMSUNG | Alldatasheet
Document overview
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Technical content
The S1A2297X01 is a monolithic integrated circuit which con- sists of an FM F/E + AM/FM IF and DET AMP. The S1A2297X01 is a no-adjustment AM/FM IF, DET coil.
FEATURES
- Does not need AM/FM IF, FM DET COIL
- Built-in FM Front End
- Minimum number of external parts required
- Operating voltage : V CC = 1.8V − 7V
ORDERING INFORMATION
Device Package Operating Temperature S1A2297X01-D0B0 16 −DIP −300A −20 °C — + 75 °C S1A2297X01-S0B0 16 −SOP −375 16 −SOP −375 16 −DIP −300A 6 1 15 3 13 8 10 14 911751216 FM F/E FM MIX FM OSC FM IF FM DET AM RF AM MIX AM OSC AM IF AM DET A M /F M S W AGC AM RF IN AM MIX AM OSC AGC AM IF IN GND DET OUT FM RF FM MIX FM OSC FM IF IN QUADIN FM RF OUT AM/FM SW GND2 V CC
ABSOLUTE MAXIMUM RATINGS (T a = 25 °C)
ELECTRICAL CHARACTERISTICS
(FM F/E: f = 98MHz, fm = 1KHz, Δf = 22.5kHz, FM IF: 10.7MHz, AM: f = 1MHz, fm = 1kHz, 30% mod, V CC = 3V) Characteristic Symbol Value Unit Maximum Supply Voltage V CC 8 V Power Dissipation P D 250 mW Operating Temperature T OPR −20 — +75 °C Storage Temperature T STG −55 — +125 °C Characteristic Symbol Test Conditions Min. Typ. Max. Unit Quiescent Circuit Current ICCQ1 FM, V I = 0 6.0 10.0 14.0 mA ICCQ2 AM, V I = 0 3.0 5.0 8.0 mA FM F/E −3dB Limiting V (LIM)1 V O = −3dB Point − 12 22 dB µ FM IF −3dB Limiting Sensitivity V (LIM)2 V O = −3dB Point 42 47 52 dB µ Detector Output Voltage V O(DET)1 V I = 80dB µ 55 70 85 mVrms Total Harmonic Distortion THD1 V I = 80dB µ − 0.4 1 % Signal to Noise Ratio S/N1 V I = 80dB µ 56 62 − dB AM Rejection Ratio AMR V I = 80dB µ 32 38 − dB AM Voltage Gain G V1 V I = 30dB µ 28 50 72 mVrms Detector Output Voltage V O(DET)2 V I = 60dB µ 40 60 82 mVrms Total Harmonic Distortion THD2 V I = 60dB µ − 1.0 2.0 % Signal to Noise Ratio S/N2 V I = 60dB µ 37 43 − dB
µF Vcc(3V) 0.01 µF 15pF Lx 100 µF 0.01 µF KSC945 FM OSC 2.2k Ω
220 µF Vcc(3V) 0.01 µF 15pF AM RF IN * 10.7MHz 0.03 µF 4700pF 1k Ω 2.2 µF 20k Ω 4700pF 0.047 µF FM AM A B 20k Ω L3L1 SW2 FMAM A B SW1 2.2mH 75 Ω 0.022 µF FM RF IN BPF 3.3 µF FM IF IN SW3 SFE 10.7MAS SFU455C5 A B SFE 10.7MAS 270 Ω C-F C-FC-F C-F * CDA 10.7MG 91-A (MURATA)
TURNS 3-1 2 2/8 1-3 2 6/8 1-2 12T WIRE (mm) 0.5 UEW 0.5 UEW 0.08 UEW CONNECTION (BOTTOM VIEW ) (KOREA TOKO) FREQUENCY 100MHz 100MHz 792kHz TUNING CAPACITY − − − INDUCTANCE − − 268uH ± 8%min UNLOADED Q − − 70min Seal Name L1 L2 L3 TURNS 3-1 2 2/8 1-3 2 6/8 1-2 12T WIRE (mm) 0.5 UEW 0.5 UEW 0.05 UEW CONNECTION (BOTTOM VIEW ) KWANG SUNG PART NO KST-FO2 FST-FR2 FSI-AO2 FREQUENCY 100MHz 100MHz 796kHz TUNING CAPACITY − − − INDUCTANCE − − 268 uH ± 8% min UNLOADED Q − − 70 min S S S
2.2 µF Vcc(3V) 0.01 µF 15pF * 10.7MHz 0.003 µF 4700pF FMAM FM ANT BPF 3.3 µF SFU455C5 SFE 10.7MAS DET OUT 13pF 5pF 22pF 22pF C-F C-F * CDA 10.7MG 91-A (MURATA)