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| Datasheet File OCR Text: |
| 1. scope this specification is applied to the ceramics resonator used for communication. . ??? 2 . model name ?? 3. dimensions ? part name customer?s part number drawing no. ?? ??? ?? CRB456F16 gg-076 a unit : mm f c f b d g h a 7.0 0.3 b 9.0 0.3 c 6.0 0.5 d 0.9 0.1 f 2.5 0.2 g 0.15 0.03 h 3.5 0.3 (1) (2) (3) (1). input (2). ground (3). output crb 456f16 e e 0.7 0.1 CRB456F16 ceramics resonator
5. electrical characteristics ? item requirements ? ? 5-1 center frequency (fo) 456khz ?? 5-2 frequency accuracy fc 1 khz ??? 5-3 resonator impedance ? 20 ? max 5-4 operating temperature range -20 to +80 ? c ??? 5-5 storage temperature range -30 to +85 ? c ?? 5-6 withstanding voltage dc 100 v ( ?? ) 5-8 temperature coefficient of center frequency 0.3% max (-20~+80 ) 5-9 insulation impedance 100 m ? min (?) 5-10 285 30% pf CRB456F16 ceramics resonator 4 test circuit ? parts shall be measured under a condition (temp.:3~35 . hum.:45~85%) unless any necessity to measure under a standard condition (temp.:20 + 2 . humi.:65 + 5%) is occurred. ?? 3-35 ? 45~85% ????? 20 + 2 ? 65 + 5% c1=c2=100p f ( 2 ) ic output vdd ic 1m ? c1 c2 ic= 1/6cd4069ube vdd=+5 v CRB456F16 ceramics resonator |
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