MC-146/6.9x1.4*1.40 mm 7M Series SMD Tuning Fork Crystal詳細參數(shù)
SMDTuningForkCrystal
Size:6.9x1.4*1.40mm7MSeriesSMDTuningForkCrystal
Features
?PlasticmoldedSMDtuningforkcrystalofheatresistance.
?Highprecisionandhighfrequencystability.
?Ultrathintypewithheight1.4mmMax.
?Automaticmountingandreflowsoldering.
?Highreliableenvironmentalperformance.
?ApplicationsinPC,gamingequipment,Radiocommunication,PDA,SmartGrid,etc.
?RoHSComplaint.
ElectricalSpecifications
Item/Type . 7M(7MSeriesSMDtuningforkcrystal)
FrequencyRange 32.768kHz
Loadcapactiance 12.5pF
Drivelevel 1.0pWMax.
Frequencytolerance ±20ppm,orspecify
TurnoverTemperature ±25°C±5°C
ParabolicCoefficient (-0.03510.005)*1OVC2
Operatingtemperaturerange -20~+70°C,±40~+85°C
Storagetemperaturerange ±55~+125°C
Aging(at25°C) ±3ppmatfirstyear
Shuntingcapacitance 0.8pFTyp.
EquivalentSeriesResistance(ESR)
Fundamental
32.768kHz65KQMax.
Remarks1.Donotconnect#2and#3toexternaldeviceandGND.
2.Thepartofthecylinderinsideresinmoldmaybesometimesexposed,however,itdoesnotaffectthe
characteristicsofcrystalunit.
3.PleasemakesurethatthereisnopatternunderSSP-T7-Fonthecircuitboard.
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