CFS-206

TUNING FORK CRYSTAL UNITS (Cylinder Type) CFS-206.CFS-145.CFV-206 ■ FEATURES 7 Best suited for portable devices with low current consumption. 7For a clock source in digital equipment. Life-size ■ DIMENSION [mm] ø0.26±0.05 ø0.2±0.05 5.0±0.1 0.45±0.08 10.0±0.2 4.3±0.3 ø2.0±0.1 6.0±0.2 CFS-206, CFV-206 0.7±0.2 ø1.4±0.1 CFS-145 ■ STANDARD SPECIFICATIONS Item Nominal Frequency Frequency Tolerance Load capacitance Operating Temperature Range Storage Temperature Range Turnover Temperature Temperature Coefficient Motional (series) resistance Level of drive Aging (first year) Quality Factor Shunt capacitance Model CFS-206 32.768kHz ±20ppm 12.5pF CFS-145 CFV-206 30kHz∼100kHz ±30ppm Conditions Need to contact us for the available frequency in CFV-206 f0 △ f/f0 at 25˚C Need to specify your requirement CL TOPR TSTR TM β R1 DL △ f/f0 8.0pF −20℃∼＋70℃ −40℃∼＋85℃ 12.5pF 25℃±5℃ See figure 2 in P4 −0.034±0.006ppm/℃2 35KΩMax. 40KΩMax. 1μW Max. 50KΩMax. at 25˚C ±3ppm Max. 70000 Typ. 1.35pF Typ. 85000 Typ. 1.00pF Typ. ±5ppm Max. 70000∼100000 Typ. 0.8∼1.7pF Typ. 25℃±3℃ Depend on frequency Depend on frequency Q C0 http://cfm.citizen.co.jp/english/product/pr02.html 13