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Electrical Specifications Nominal Frequency (F0) 32.768KHz Frequency Tolerance(△F)(at25℃) ±20ppm Maximum Pqrabolic Curvature Constant -0.042ppm/(△℃2)Maximum Q-factor 50000 Maximum Operating Temperature Range(T0) -10℃~+60℃ Aging(at 25℃) ±3ppm/year Maximum Storage Temperature Range(Ts) -40℃~+85℃ Shunt Capacitance(C0) 0.85pF Typical,2pF maximum Motional Capacitance(C1) 2.0fF Typical Drive Level(DL) 1μ Watt Typical Equivalent Series Resistance(Rr) BLD-38 series 35,000 ohms Minimum BLD-26 series 30,000 ohms Minimum Insulation Resistance(Ri) BLD-38 series 500 Megaohms Minimum at 100VD.C BLD-26 series 500 Megaohms Minimum at 100VD.C Load Capacitance(CL) BLD-38 series 12.5pF BLD-26 series 6.0pF or 12.5pF
Frequency Range 频率范围(Fo)1,000MHz to 45.000MHzFrequency Stability 频率稳定度A=±25ppm,B=±50ppm,C=±100ppmOperating Temperature Range 工作温度范围(Topr)0°C to 70°C Storage Temperature Range 储存温度范围(Tstg)-55°C to 125°C Aging 年老化率(at 25°C )± 5ppm/year Max.Pullability(Minimum) 频率迁引范围 (at 2.5Vdc±2Vdc Positive Transfer)± 50ppm, ± 100ppm, ± 200ppmSupply Voltage 工作电压5.0VDC ±5%Input Current 输入电流(Idd)1.000MHz to 24.000MHz 30mA Max. 24.000MHz to 30.000MHz 40mA Max. 30.000MHz to 45.000MHz 50mA Max.Linearity 压控线性度±10%Output Voltage Logic High 逻辑高度输出电压(VOH) 4.5VDC MinimumOutput Voltage Logic LOW 逻辑低度输出电压(VOL)0.5VDC Max Output Symmetry 输出占空比40% ± 60% (Normal) 45% ± 50%(Tight)Rise Time/Fall Time 上升/下降时间(Tr/Tf)5nSec Max.Output TTL Load 输出TTL负载10LS TTLOutput HCMOS Load 输出HCMOS负载15pF