BS EN 61019-1-2005 Surface acoustic wave (SAW) resonators - Generic specification《表面声波(SAW)谐振器 总规范》.pdf

1、BRITISH STANDARD BS EN 61019-1:2005 Surface acoustic wave (SAW) resonators Part 1: Generic specification The European Standard EN 61019-1:2005 has the status of a British Standard ICS 31.140 BS EN 61019-1:2005 This British Standard was published under the authority of the Standards Policy and Strate

2、gy Committee on 10 March 2005 BSI 10 March 2005 ISBN 0 580 45575 0 National foreword This British Standard is the official English language version of EN 61019-1:2005. It is identical with IEC 61019-1:2004. The UK participation in its preparation was entrusted to Technical Committee EPL/49, Piezo-el

3、ectric devices for frequency control and selection, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this do

4、cument may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contrac

5、t. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and ke

6、ep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 39 and a back cover. The BSI copyright notice displayed in this document i

7、ndicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 61019-1 NORME EUROPENNE EUROPISCHE NORM January 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches

8、Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61019-1:2005 E ICS 31.140 English version Surface acoustic wave (SAW) resonators

9、Part 1: Generic specification (IEC 61019-1:2004) Rsonateurs ondes acoustiques de surface (OAS) Partie 1: Spcification gnrique (CEI 61019-1:2004) Oberflchenwellenresonatoren (OFW-Resonatoren) Teil 1: Fachgrundspezifikation (IEC 61019-1:2004) This European Standard was approved by CENELEC on 2004-12-0

10、1. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtain

11、ed on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Centra

12、l Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherland

13、s, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 61019-:10025 - - 2 Foreword The text of document 49/689/FDIS, future edition 1 of IEC 61019-1, prepared by IEC TC 49, Piezoelectric and dielectric devices for frequency control and selection, was submi

14、tted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61019-1 on 2004-12-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2005-09-01 latest date by which

15、the national standards conflicting with the EN have to be withdrawn (dow) 2007-12-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 61019-1:2004 was approved by CENELEC as a European Standard without any modification. _ Page2 EN610191:2005 CONTENT

16、S 1 Scope.5 2 Normative references .5 3 Order of precedence.7 4 Terms and definitions .7 4.1 General terms .7 4.2 Operational properties.10 5 Preferred values for ratings and characteristics 18 5.1 Standard nominal frequency values in megahertz (MHz) .18 5.2 Standard operating temperature ranges in

17、degrees Celsius (C) .18 5.3 Standard values of load capacitance in picofarads (pF).18 5.4 Standard levels of drive in milliwatts (mW) 18 5.5 Standard values of minimum insertion attenuation in decibels (dB)18 5.6 Standard climatic category 19 5.7 Bump severity .19 5.8 Vibration severity 19 5.9 Shock

18、 severity.19 5.10 Fine leak rate 20 6 Marking 20 6.1 Resonator marking 20 6.2 Package marking.20 7 Quality assessment procedures20 7.1 Primary stage of manufacture20 7.2 Structurally similar components.20 7.3 Subcontracting 21 7.4 Incorporated components 21 7.5 Manufacturers approval21 7.6 Approval

19、procedures .21 7.7 Procedures for capability approval 22 7.8 Procedures for qualification approval.22 7.9 Test procedures 23 7.10 Screening requirements 23 7.11 Rework and repair work.23 7.12 Certified records of released lots.23 7.13 Validity of release23 7.14 Release for delivery 23 7.15 Unchecked

20、 parameters23 8 Test and measurement procedures.23 8.1 General .23 8.2 Test and measurement conditions .24 8.3 Visual inspection .25 Page3 EN610191:2005 8.4 Dimensions and gauging procedures.25 8.5 Measurement method of one-port resonator 25 8.6 Measurement method of two-port resonator.27 8.7 Mechan

21、ical and environmental test procedures .31 8.8 Endurance test procedure .36 Annex ZA (normative) Normative references to international publications with their corresponding European publications .37 Figure 1 Basic configurations of SAW resonators.8 Figure 2 One-port resonator equivalent circuit .11

22、Figure 3 Vector admittance diagram of a one-port SAW resonator .13 Figure 4 Typical frequency characteristics of a one-port SAW resonator inserted into a transmission line in series (see 4.2.10.2.1 and 4.2.10.3.1).13 Figure 5 Resonance and anti-resonance frequencies.14 Figure 6 Two-port resonator eq

23、uivalent circuits16 Figure 7 Typical frequency characteristics of a two-port resonator .17 Figure 8 Reflection measurement 26 Figure 9 Transmission measurement .28 Page4 EN610191:2005 SURFACE ACOUSTIC WAVE (SAW) RESONATORS Part 1: Generic specification 1 Scope This part of IEC 61019 specifies the me

24、thods of test and general requirements for SAW resonators using either capability approval or qualification approval procedures of the IECQ system. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition

25、 cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. IEC 60027 (all parts), Letter symbols to be used in electrical technology IEC 60050-561:1991, International Electrotechnical Vocabulary (IEC) Chapter 561: Piezo- electric devices

26、 for frequency control and selection IEC 60068-1:1988, Environmental testing Part 1: General and guidance IEC 60068-2-1:1990, Environmental testing Part 2: Tests Tests A: Cold IEC 60068-2-2:1974, Environmental testing Part 2: Tests Tests B: Dry heat IEC 60068-2-6:1995, Environmental testing Part 2:

27、Tests Test Fc: Vibration (sinusoidal) IEC 60068-2-7:1983, Environmental testing Part 2: Tests Test Ga and guidance: Acceleration, steady state IEC 60068-2-13:1983, Environmental testing Part 2: Tests Test M: Low air pressure IEC 60068-2-14:1984, Environmental testing Part 2: Tests Test N: Change of

28、temperature IEC 60068-2-17:1994, Environmental testing Part 2: Tests Test Q: Sealing IEC 60068-2-20:1979, Environmental testing Part 2: Tests Test T: Soldering IEC 60068-2-21:1999, Environmental testing Part 2-21: Tests Test U: Robustness of terminations and integral mounting devices IEC 60068-2-27:

29、1987, Environmental testing Part 2: Tests Test Ea and guidance: Shock IEC 60068-2-29:1987, Environmental testing Part 2: Tests Test Eb and guidance: Bump IEC 60068-2-30:1980, Environmental testing Part 2: Tests Test Db and guidance: Damp heat, cyclic (12 + 12-hour cycle) Page5 EN610191:2005 IEC 6006

30、8-2-32:1975, Environmental testing Part 2: Tests Test Ed: Free fall IEC 60068-2-45:1980, Environmental testing Part 2: Tests Test XA and guidance: Immersion in cleaning solvents IEC 60068-2-52:1996, Environmental testing Part 2: Tests Test Kb: Salt mist, cyclic (sodium chloride solution) IEC 60068-2

31、-58:1999, Environmental testing Part 2-58: Tests Test Td: Test methods for solderability, resistance to dissolution of metallization and to soldering heat of surface mounting devices (SMD) IEC 60068-2-64:1993, Environmental testing Part 2: Tests Test Fh: Vibration, broad-band random (digital control

32、) and guidance IEC 60068-2-78:2001, Environmental testing Part 2-78: Tests Test Cab: Damp heat, steady state IEC 60617 DB:2001 1Graphical symbols for diagrams IEC 60122-1:2002, Quartz crystal units of assessed quality Part 1: Generic specification IEC 60444 (all parts), Measurement of quartz crystal

33、 unit parameters IEC 61000-4-2:1995, Electromagnetic compatibility (EMC) Part 4: Testing and measurement techniques Section 2: Electrostatic discharge immunity test. Basic EMC Publication IEC 61019-2:1995, Surface acoustic wave (SAW) resonators Part 2: Guide to the use IEC 61019-3:1991, Surface acou

34、stic wave (SAW) resonators Part 3: Standard outlines and lead connections QC 001001:2002, IEC Quality Assessment System for Electronic Components (IECQ) Basic Rules QC 001002-2:1998, IEC Quality Assessment System for Electronic Components (IECQ) Rules of Procedure Part 2: Documentation QC 001002-3:1

35、998, IEC Quality Assessment System for Electronic Components (IECQ) Rules of Procedure Part 3: Approval procedures QC 001005:2003, IEC Quality Assessment System for Electronic Components (IECQ) Register of Firms, Products and Services approved under the IECQ System, including ISO 9000 ISO 1000:1992,

36、 SI units and recommendations for the use of their multiples and of certain other units 1DB refers to the IEC on-line database. Page6 EN610191:2005 3 Order of precedence Where any discrepancies occur for any reason, documents shall rank in the following order of precedence: the detail specification;

37、 the sectional specification; the generic specification; any other international document (for example, of the IEC) to which reference is made. The same order of precedence shall apply to equivalent national documents. 4 Terms and definitions For the purposes of this document, the following terms an

38、d definitions apply. Units, graphical symbols, letter symbols and terminology shall, wherever possible, be taken from the following standards: IEC 60027, IEC 60050-561, IEC 60122-1, IEC 60617, IEC 60642, ISO 1000. 4.1 General terms 4.1.1 surface acoustic wave (SAW) acoustic wave, propagating along t

39、he surface of an elastic substrate, whose amplitude decays exponentially with substrate depth 4.1.2 surface acoustic wave resonator (SAW resonator or SAWR) resonator using multiple reflections of surface acoustic waves 4.1.3 one-port resonator SAW resonator having a pair of terminals (see 4.2.10 and

40、 Figure 1) 4.1.4 two-port resonator SAW resonator having input and output ports (see 4.2.11 and Figure 1) Page7 EN610191:2005 IEC 1440/04 a) One-port resonator with opened arrays IEC 1441/04 b) Two-port resonator with shorted arrays Figure 1 Basic configurations of SAW resonators 4.1.5 SAW resonator

41、 oscillator oscillator that uses a SAW resonator as the main frequency controlling element 4.1.6 interdigital transducer (IDT) SAW transducer made of a comb-like conductive structure deposited on a piezoelectric substrate transforming electrical energy into acoustic energy or vice versa 4.1.7 finger

42、 element of the IDT comb electrode 4.1.8 dummy finger passive finger which may be included in order to suppress wave-front distortion 4.1.9 bus bar common electrode which connects individual fingers together and also connects the resonator to an external circuit 4.1.10 shorting bar common electrode

43、which interconnects individual metal strips (see Figure 1) Page8 EN610191:2005 4.1.11 apodization (spurious suppression for SAW resonator) weighting produced by the change in finger overlap over the length of the IDT to suppress the transverse spurious modes 4.1.12 SAW coupling coefficient 2 S k SAW

44、 electromechanical coupling coefficient is defined as follows: where v/v is the relative velocity change produced by short-circuiting the surface potential from the open-circuit condition 4.1.13 grating reflector SAW reflecting array that normally makes use of the periodic discontinuity provided by

45、metal strips, grooves or ridges 4.1.14 metal strip array periodic discontinuity realised by electrically short- or open-circuit metal strips providing electrical and mass-loaded perturbations 4.1.15 grooved array periodic discontinuity realized by topographic perturbation on a surface having shallow

46、 grooves 4.1.16 ridge array periodic discontinuity realized by the mass-loaded perturbation of the surface having thin layer strips 4.1.17 shorted array metal strip array interconnected with a shorting bar (see Figure 1b) 4.1.18 opened array metal strip array without a metal strip array interconnect

47、ion (see Figure 1a) 4.1.19 mass loading perturbation in the SAW propagation caused by the mass of an overlay on the substrate surface 4.1.20 IDT aperture maximum IDT finger overlap length which approximately corresponds to the SAW beamwidth, where the aperture may be expressed in length units or nor

48、malized term of wavelength v v k / 2 2 S = Page9 EN610191:2005 4.2 Operational properties 4.2.1 nominal frequency frequency given by the manufacturer or the specification to identify the resonator 4.2.2 working frequency f woperational frequency of the resonator together with its associated circuits

49、 4.2.3 frequency tolerance 4.2.3.1 overall tolerance maximum permissible deviation of the working frequency from the nominal frequency due to a specific cause or a combination of causes 4.2.3.2 adjustment tolerance permissible deviation of the working frequency from the nominal frequency at the reference temperat