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Datasheet File OCR Text: |
monolithic discriminator dual qd21.4-2800/01 application limiting v a lues unit value center frequency fo mhz 21.4 peak separarion khz 14 sym. resonance frequency fs at 25c mhz 21.386 400 hz asym. resonance frequency fa at 25c mhz 21.414 850 hz change of sy. resonance frequency -40...+ 8 0 c p p m < 3 0 dynamical capacity c1 ff 5.2 15% terminating impedance z test circuit r1 || c1 ohm/pf 12.5 r2 || c2 ohm/pf 12.5 operating temp. range c -40...+80 ? 2 pol resonator ? discriminator ? use in mobile and stationary transceivers characterstics qd10.7-2800/01 application circuits r1 = 2.4 k ? r2 = 2.4 k ? l1; l2 = 5h c1; c2 = 0.8...10 pf r1 = 0 r2 = 3.3 k ? l1; l2 = 5h c1 ; c2 = 0.8...10 p f tele filter zw eigniederlassung der dover germany gmbh 30.01.03 potsdamer str. 18 d- 14513 t e ltow (+49)03328-4784-10 ; fax (+49)03328-4784-30 http:\\ www. v e c t r o n . c o m
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