This video presentation explains the technology behind quartz crystals and clock oscillators from the manufacture to understanding how they work.
Paul Smith, Applications Support Engineer at IQD Frequency Products, describes how to specify quartz crystal or clock oscillator requirements when designing in new products. Including Resistance, Noise Performance and Crystal & Oscillator modelling.
Introduction
0:42 Why do we use quartz? Piezo-Electric qualities
1:29 Natural quartz vs Synthetic quartz
2:22 Quartz blanks
3:31 Processing blanks
5:13 6 Key parameters for specification of quartz crystals
6:42 Crystal specification
7:32 Frequency tolerance
8:19 Frequency stability and operating temperature range
9:44 Calculating load capacitance
11:22 Additional crystal parameters
12:49 ESR - Equivalent Series Resistance
14:22 Clock oscillators
15:19 6 Key parameters for specifying clock oscillators
17:43 Oscillator noise performance
18:33 Designing a new device - Quartz Crystal or Clock Oscillator
21:39 Crystal modelling
22:27 Physical modelling - STEP files
22:50 Cross-referencing competitor parts
This video was made in collaboration with Wurth Elektronik as part of a series of Digital Days webinars.
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IQD Frequency Products is a recognised market specialist in the frequency control market since 1973 and part of the Würth Elektronik eiSos group, one of the leading European manufacturers of passive components. Our UK-based engineering and application test labs are unrivalled and we offer a wide range of custom product development and testing services, including crystal and oscillator parameters, stability, accelerated ageing and more. Our Application & Engineering Support Team offers a wealth of experience and practical knowledge in timing and frequency control across a broad range of applications.
With active customers in over 80 countries, IQD Frequency Products offers one of the most comprehensive frequency product ranges available, from low-cost commercial standard product to that used in high reliability military and professional grade applications, including: Quartz Crystals, Crystal Clock Oscillators, VCXOs, TCXOs, OCXOs, Rubidium Oscillator, Industrial & Automotive Crystals & Oscillators (AEC-Q200 & IATF16949:2016 release).
For more information, see our website: www.IQDFrequencyProducts.com where you can find data sheets for all of our products.
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LinkedIn: /iqd-frequency-products-ltd
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