说明书: model 2016 smd frequency range 20.0 ~ 50.000mhz frequency tolerance at 25°c±2°c ±10 ~ ±100ppm(typ.) frequency stability over operating temp range ±10 ~ ±100ppm(typ.) operating temp range -10°c ~+60°c,-20°c~+70°c,or customer requirement storage temp range -40°c ~ +85°c aging rate ±3ppm/year load capacitance 6pf ~32pf,series or special shunt capacitance 7pf max drivel level 1uw~100uw(typ:100uw) oscillation mode fundamental measure instrument s&a 250b 等效串联电阻（esr）与频率的关系: frequency(mhz) oscillation mode 2016 smd 20.0~23.9 fundamental 120ω max 24.0~29.9 fundamental 100ω 30.0~37.9 fundamental 80ω 38.0~50.0 fundamental 60ω