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IQD Frequency Products
Incorporating IQD FOQ GmbH
Description
Industry standard leaded package Resistance welded, hermetically sealed in an inert atmosphere, glass to metal seals on leads 2 Leg design
Model
HC49/4H
Model Issue number
15
Frequency Parameters Frequency Frequency Tolerance @ 25°C
18.4320MHz ±30.00ppm
Frequency Stability Operating Temperature Range Overtone Order Ageing
±50.00ppm -20.00 to 70.00°C Fundamental ±5ppm typical per year at 25°C
Electrical Parameters Load Capacitance (CL)
30.00pF
Shunt Capacitance (C0)
7pF max
Drive Level ESR
500µW max 40Ω max
Environmental Parameters
Shock: 981m/s², 6ms, 3 times in each of 3 mutually perpendicular planes Vibration: 10Hz-60Hz, 0.75mm amplitude, 60Hz-500Hz, 98.