HC-45U TAITIEN | Alldatasheet
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XX55((HHCC--4455UU)) TTyyppee Specifications subject to change without notice Rev(3) 03/2022 www.taitien.com sales@taitien.com.tw FEATURE - 8.6 x 3.1 x 8 mm HC-45U Cold Weld - Gold Electrode, Vacuum - Fast Warm up - High Stability, Low Temperature Frequency Coefficient - Good Aging and Reliability TYPICAL APPLICATION - Precision OCXO, VCXO and TCXO oscillators DIMENSION (mm) EQUIVALENT SERIES RESISTANCE (E.S.R) Frequency Range MODE(Cut) E.S.R.
19.2 MHz≦Fo≦22 MHz SC / IT 3rd OT ≦150Ω
22 MHz＜Fo≦30 MHz SC / IT 3rd OT ≦80Ω
30 MHz＜Fo≦60 MHz SC / IT 3rd OT ≦80Ω
60 MHz＜Fo≦128 MHz SC / IT 5th OT ≦120Ω
Parameter Min. Typical Max. Unit Operating Temp. Range -55 +125 °C Standard Frequency 20, 25.6, 30, 50 MHz Turn Point +75 °C to +105 °C (mode, cut, frequency dependent, other turn points available) °C Frequency Tolerance @ Turn Point ±3 ±5 ±10 ppm Level of Drive 100 500 μW Shunt Capacitance (C0) 7.0 pF Insulation Resistance 500MΩ @ DC100V Aging ±0.05 to ±1.0 ppm/year Standard frequencies are frequencies which the crystal has been designed and does not imply a stock position. STANDARD OPTIONS Nominal Frequency(MHz) (MHz) MODE(Cut) R(Ω) C0(pF) C1(fF) Q(Typical) Aging(ppm/year) 20 MHz IT 3rd OT ＜100 ＜3.0 0.17 ± 20% 400k 0.1 25 MHz IT 3rd OT ＜60 ＜3.5 0.45 ± 20% 300k 0.1 32.768 MHz SC 3rd OT ＜60 ＜4.0 0.55 ± 20% 250k 0.3 100 MHz SC 5th OT ＜110 ＜5.5 1.54 ± 30% 100k 0.5 Note: not all combination of options are available. Other specifications may be available upon request. RoHS Compliant