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What causes change in accuracy, precision of oscillator's frequency?

Latest Updated:08/05/2009

Question:

(Oscillation Circuit)
What causes variation in the accuracy and precision of the on-chip oscillator's frequency? [2009/08/05]

Answer:

General causes of variation are:

  • Manufacturing variation (chip variation)
  • Variation caused by supply voltage fluctuation
  • Variation caused by ambient temperature

For rated values, refer to "Electrical Characteristics" in each product's datasheet and user's manual.

(#107436)

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