Citizen Crystals and Oscillators - CMR250T
Part | Datasheet |
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CMR250TB40.000KAZFTR (pdf) |
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PDF Datasheet Preview |
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Citizen Crystals and Oscillators - CMR250T CMR250T FEATURES: 2,000pcs/reel z Because of their excellent shock resistance and low power consumption, the units are ideal for portable equipment. z Features superior characteristics indigenous to tuning fork-type quartz crystal units. z Ideal for low cost SMD applications. z Provided in Tape and Reel. APPLICATIONS: z Permits use as a clock source for communication equipment, AV equipment, OA equipment, measuring instruments and pagers. STANDARD SPECIFICATIONS Item CM250T Conditions Nominal frequency 30kHz to165kHz Frequency tolerance delta f/f0 ± 30ppm At 25°C Frequency vs.Temperature Characteristics delta f/f0 See drawing -10°C to +60°C Turnover temperature Tm 25°C ± 5°C Temperature coefficient beta ± 0.006ppm/°C2 Operating temperature range Topr -40°C to + 85°C Storage temperature range Tstg -55°C to +125°C Equivalent series resistance 35k ohm to 50k ohm At 25°C Load capacitance 12.5pF TYP. Please specify Motional capacitance C1 to 0.004pF TYP. |
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