BS EN 60444-5:1997
Current
The latest, up-to-date edition.
Measurement of quartz crystal unit parameters Methods for the determination of equivalent electrical parameters using automatic network analyzer techniques and error correction
Hardcopy , PDF
English
15-10-1995
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Committees responsible
National foreword
Methods
1 Scope
2 Introduction
3 Measurement procedures
4 Choice of admittance measurement method
5 Calibration techniques
6 Low-frequency measurements
7 Admittance analysis and estimation of the equivalent
circuit parameters
8 Measurement errors, instrumentation and test fixtures
Annexes
A (normative) Calibration
B (informative) Low-frequency measurement
C (informative) Bibliography
Figures
1 Measurement sequence
2 Measurement methods, admittance analysis and parameter
estimation techniques
3 One-port equivalent circuit of a single-mode quartz
crystal unit
4 Two-port equivalent circuit of a single-mode quartz
crystal unit
5 Admittance and impedance circle of a quartz crystal
unit for frequencies near an isolated mode of vibration
6 General one-port equivalent circuit for multiple
resonance
7 Two-port equivalent circuit for multiple resonances
8 Procedure for the determination of the equivalent
circuit parameters of a quartz crystal unit
9 Calibration verification for S-parameter measurement
10 APC-3.5 Transmission fixture
11 APC-7 Transmission fixture
12 APC-7 Reflection fixture
13 APC-3.5 One-port fixture
14 APC 3.5 Two-port fixture
15 Direct transmission measurement fixture
A.1 Simplified one-port network analyzer
A.2 Simplified two-port, three-channel network analyzer
A.3 Signal flowgraph representation for proposed
12-term error model
A.4 Typical direct transmission system
A.5 Equivalent circuit for direct transmission method
A.6 Thin-film calibration resistor
A.7 Modified SMA terminating resistor
B.1 Simplified network analyzer test system for
low-frequency measurements
B.2 1 : 2 Directional bridge for low-frequency
measurements
B.3 1 : 1 Directional bridge for low-frequency
measurements
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
Establishes methods for the determination of the best representations of modes in quartz crystal resonators using linear equivalent circuits.
| Committee |
W/-
|
| DevelopmentNote |
Renumbers and supersedes BS 7681-5(1995) 1997 version incorporates amendment 9661 to BS 7681-5(1995) Also numbered as IEC 60444-5 (11/2005)
|
| DocumentType |
Standard
|
| Pages |
60
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NF EN 60444-5 : 2001 | Identical |
| I.S. EN 60444-5:1999 | Identical |
| DIN EN 60444-5:1997-10 | Identical |
| EN 60444-5:1997 | Identical |
| NBN EN 60444-5 : 1997 | Identical |
| SN EN 60444-5 : 1997 | Identical |
| IEC 61080:1991 | Guide to the measurement of equivalent electrical parameters of quartz crystal units |
| IEC 60302:1969 | Standard definitions and methods of measurement for piezoelectric vibrators operating over the frequency range up to 30 MHz |
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