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Electrical Specifications
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Holder Types
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HC?49U/S-SMD
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Mode of Operation
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Fundamental/3rd OT
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Nominal Frequency Range
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3.579545 to 64.000 MHz
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Frequency Tolorence @ 25°C
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±10ppm ~ ± 50ppm
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Temperature Stability
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See The Frequency Stability vs. Temperature Table Below
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Operating Temperature Range
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See The Frequency Stability vs. Temperature Table Below
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Load Capacitance(CL)
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10pF to 32pF or Series
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Equivalent Series Resistance
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See The Maximum Equivalent Series Resistance Table Below
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Drive Level
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0.01 to 1mW
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Shunt Capacitance
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<7.0 pF
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Insulation resistance
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500 Ohm min at 100Vdc ±15V
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Aging
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±5ppm max.
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Crystal Cut
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AT Strip (BT Available)
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Table 1
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Frequency stability Vs Temperature
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Temp.Range
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Temperature Stability (ppm)
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±10
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±15
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±20
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±30
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±50
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0~70°C
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√
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√
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√
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√
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√
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-10~+60°C
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√
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√
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√
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√
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√
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-20~+70°C
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√
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√
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√
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√
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-40~+85°C
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√
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√
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Table 2
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Maximum Equivalent Series Resistance
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Frequency Range
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ESR (Ω)
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Mode
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Frequency Range
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ESR (Ω)
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Mode
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3.5 to 4.79 MHz
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150Ω
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Fund
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27.1 to 48.0 MHz
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80Ω
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3rd OT
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4.8 to 5.79 MHz
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120Ω
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Fund
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48.1 to 64.0 MHz
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60Ω
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3rd OT
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5.8 to 7.99 MHz
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90Ω
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Fund
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8.0 to 11.9 MHz
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70Ω
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Fund
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12.0 to 17.0 MHz
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50Ω
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Fund
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17.1 to 27.0 MHz
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40Ω
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Fund
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