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Datasheet File OCR Text: |
LA1837M LA1837M LA1837M LA1837M 15.2 30 16 10.5 7.9 1 1.0 (0.6) 0.4 15 2.35max 0.15 SANYO MFP30S(375mil) 0.1 (2.15) 0.65 LA1837M AM AGC OSC OSC BUFF VT FM SD BAND-W + + + + + L.P.F FM SD ADJ RF AM-STEREO L / R-INPUT L R L-OUT R-OUT L.P.F + + 18 17 16 30 29 28 REG 27 26 25 24 23 22 21 20 19 ALC BUFF AM OSC AM AM MIX RF. AMP 35 DECODER ANTI-BIRDIE P-DET STEREO SW MUTE AGC AM IF SD COMP AM S-METER DET VCO 304kHz FF 38k FF 19k 2 FF 19k PILOT DET FM AM / FM S-METER S-CURVE IF-BUFF FM IF FM DET GND 1 2 FM IFT FM IN (10.7MHz) + 3 4 5 6 7 TUNING DRIVE STEREO DRIVE VCC 8 + 9 10 11 12 + 13 14 15 FM ST AM NARROW SD FM VSM AM VSM (SD-ADJ) TU-LED ST-LED AM / FM IF-BUFF AM-IF MUTE + + AM MONO VCC Top view 50 AM-IN (1MHz) 39pF 20pF OSC BUFF (1.45MHz) 1000pF 0.047F REG AFC 0.047F 39mH 10k 22F 18k 0.01F 0.033F 0.033F 10F + L.P.F L.P.F 3.3k 10F + + 3.3k 10F 17 L-OUT R-OUT 5.1k 0.047F + 28 3.3F 33F + 26 + 25 24 30 29 27 910pF 23 T1 OSC 22 21 20 19 18 16 LA1837M 1 FM IN (10.7MHz) 0.047F 75 300 T2 2 450kHz 68k 0.047F 47F + 3 4 5 6 SD 1000pF 7 ST 68k 0.047F 8 9 10 4.7k 51 11 12 FM AM VSM V SM 0.047F 5k 1F 13 NORMAL 10k + SEEK1000pF 14 15 FM 0.47F AM STEREO 1F VCC 9.0V Top view 100 5k MONO + 100F 0.047F 3k IF-BUFF AM-ST VDD 1F T3 + + 5k ( ) + LA1837M 3 2 4 3 2 S4 1 6 1S YD-1073 6 SFU450B 3 4 2 S 1 6 1 3 2 4 6 7 9 LA1837M 10 11 12 28 13 14 15 18 19 16 17 20 21 22 23 LA1837M 24 25 26 27 28 29 30 LA1837M 12 30 26 28 LA1837M R 24 22 C R 24 0.01F 22 |
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