EN 60444-2:1997
Current
The latest, up-to-date edition.
Measurement of quartz crystal unit parameters by zero phase technique in a pi-network - Part 2: Phase offset method for measurement of motional capacitance of quartz crystal units
16-04-1997
Committees responsible
National foreword
Method
1 Scope
2 Principle of measurement
3 Measuring circuit
4 Method of measurement
5 Measurement errors
6 Other measuring methods
Appendix
A
Figures
1 Equivalent circuit of a quartz crystal unit
2 Measuring circuit
3 Phase and impedance characteristics of a quartz crystal
unit in the vicinity of resonance
4 Deviation of C1 as a function of Rr for various error
conditions
5 Deviation of C1 as a function of measured phase angle error
and different phase angles
6 The effect of parallel capacitance CO on the measurement
accuracy C1 versus measured phase angle
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
Describes a method of measuring the motional capacitance of quartz crystal units in the frequency range 1 MHz to 125 MHz with a total measurement error of the order of 5%.
| Committee |
CLC/SR 49
|
| DocumentType |
Standard
|
| PublisherName |
European Committee for Standards - Electrical
|
| Status |
Current
|
| Standards | Relationship |
| BS EN 60444-2:1997 | Identical |
| I.S. EN 60444-2:1999 | Identical |
| PN IEC 444-2 : 1996 | Identical |
| DIN EN 60444-2:1997-10 | Identical |
| NBN EN 60444-2 : 1997 | Identical |
| IEC 60444-2:1980 | Identical |
| NEN EN IEC 60444-2 : 1997 | Identical |
| NF EN 60444-2 : 2001 | Identical |
| UNE-EN 60444-2:1997 | Identical |
| EN 60444-8:2017 | Measurement of quartz crystal unit parameters - Part 8 : Test fixture for surface mounted quartz crystal units |
| CEI EN 60122-1 : 2004 | QUARTZ CRYSTAL UNITS OF ASSESSED QUALITY - PART 1: GENERIC SPECIFICATION |
| BS EN 60444-8:2017 | Measurement of quartz crystal unit parameters Test fixture for surface mounted quartz crystal units |
| BS EN 60122-1 : 2002 | QUARTZ CRYSTAL UNITS OF ASSESSED QUALITY - PART 1: GENERIC SPECIFICATION |
| EN 60122-1:2002/A1:2018 | QUARTZ CRYSTAL UNITS OF ASSESSED QUALITY - PART 1: GENERIC SPECIFICATION (IEC 60122-1:2002/A1:2017) |
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