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CA3089 Datasheet(PDF) 3 Page - Intersil Corporation |
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CA3089 Datasheet(HTML) 3 Page - Intersil Corporation |
3 / 8 page 3 Test Circuits NOTES: 4. All resistance values are in ohms. 5. L tunes with 100pF (C) at 10.7MHz. 6. Q0 (unloaded) ≅ 75 (G.I. Automatic Mfg. Div. EX22741 or equivalent) NOTES: 7. All resistance values are in ohms. 8. T PRI. - Q0 (unloaded) ≅ 75 (tunes with 100pF (C1) 20↑ of 34e on 7/ 32” dia. form). 9. SEC. - Q0 (unloaded) ≅ 75 (tunes with 100pF (C2) 20↑ of 34e on 7/ 32” dia. form). 10. kQ (percent of critical coupling) ≅ 70%. (Adjusted for coil voltage VC) = 150mV. Above values permit proper operation of mute (squelch) circuit “E” type slugs, spacing 4mm. FIGURE 3. TEST CIRCUIT FOR CA3089E USING A SINGLE- TUNED DETECTOR COIL FIGURE 4. TEST CIRCUIT FOR CA3089E USING A DOUBLE- TUNED DETECTOR COIL AUDIO OUT SIGNAL INPUT VOLTAGE 14 4 15 13 5 12 0.001 µF 10 K 33K 0.001 µF 0.01 µF 6 FULL SCALE 150 µA 2 3 0.01 µF 0.33 µF 0.5M 120K 470 TUNING METER 2.7K 0.02 µF 51 1 0.01 µF 11 0.05 µF 8 7 9 10 3.9K 100 C L 5K 22 µH AFC OUTPUT V+ = 12V pF CA3089E (NOTE 5) AUDIO OUT SIGNAL INPUT VOLTAGE 14 4 15 13 5 12 0.001 µF 10 K 33K 0.001 µF 0.01 µF 6 FULL SCALE 150 µA 2 3 0.01 µF 0.33 µF 0.5M 120K 470 TUNING METER 2.7K 0.02 µF 51 1 0.01 µF 11 0.05 µF 8 7 9 10 8.2K 100 C2 T (NOTE 8) 5K 22 µH AFC OUTPUT V+ = 12V pF CA3089E C1 100 pF 3K Test Applications FIGURE 5. TYPICAL FM TUNER USING THE CA3089E WITH A SINGLE TUNED DETECTOR COIL AUDIO OUT 0.01 µF 6 3.9K 2.7K CA3089E 2 14 4 9 8 11 10 22 µH 250pF 220pF 1 3 300 Ω INPUT IF OUT FM TUNER 100 CERAMIC FILTER 0.01 µF 0.05 µF 330 V+ = 12V C 100pF L (NOTE 14) CA3089E Performance Data at fO = 98MHz, fMOD = 400Hz, Deviation = ±75kHz: -3dB Limiting Sensitivity . . . . . . . . . . . . . . . . . . 2 µV (Antenna Level) 20dB Quieting Sensitivity . . . . . . . . . . . . . . . . . 1 µV (Antenna Level) 30dB Quieting Sensitivity . . . . . . . . . . . . . . . .1.5 µV (Antenna Level) NOTES: 11. All resistance values are in ohms. 12. Waller 4SN3FIC or equivalent. 13. Murata SFG 10.7mA or equivalent. 14. L tunes with 100pF (C) at 10.7MHz Q0 unloaded ≅ 75 (G.I. EX22741 or equivalent). (NOTE 13) (NOTE 12) CA3089 |
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Similar Description - CA3089 |
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