BS-9612-N020-1979.pdf

BRITISH STANDARD CONFIRMED OCTOBER 1985 BS 9612 N020: 1979 Detail specification for resistance welded seal quartz crystal units for oscillator applications DN, DZ, DQ and DP enclosures, 50 to 125 MHz frequency range Fifth overtone thickness-shear mode, AT-cut, for operation over wide temperature ranges (non-temperature controlled) Full assessment level UDC 621.373.5:621.382 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 © BSI 04-2000 Committee reference ECL/11 ISBN 0 580 10723 X A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 7 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. No.DateComments Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 © BSI 04-2000i Contents Page 1Ratings1 2Characteristics at reference temperature 25 ± 2 °C2 3Marking2 4Related documents2 5Ordering information2 6Certified test records2 7Inspection requirements4 Table 1 Ratings and characteristics3 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii blank Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 © BSI 04-20001 1 Ratings ELECTRONIC COMPONENTS OF ASSESSED QUALITY DETAIL SPECIFICATION IN ACCORDANCE WITH BS 9610:1977 MANUFACTURERS TYPE NUMBER 12 N020 series See PD 9002 For ordering information see clause 5 Outline and dimensions. Third angle projection Metal case, conductive finish. Dimensions in millimetres and are maximum except where otherwise indicated For detail dimensions see BS 5069-1 RESISTANCE WELDED QUARTZ CRYSTAL UNITS FOR OSCILLATOR APPLICATIONS ENCLOSURE TYPE AVAILABLE FREQUENCY RANGE DN DZ DQ DP 50 MHz to 125 MHz FIFTH OVERTONE THICKNESS SHEAR MODE, AT-CUT FOR OPERATION OVER WIDE TEMPERATURE RANGES (NON-TEMPERATURE CONTROLLED) For marking information see clause 3. FULL ASSESSMENT; Operating temperature range Circuit conditionsSee Table 1 Drive level Environmental category: 65/105/56 Bump severity: 4 000 ± 10 bumps total at 390 m/s2 acceleration in both directions of each of three mutually perpendicular axes Vibration severity: 10 Hz to 60 Hz; 0.75 mm displacement 60 Hz to 500 Hz; 98.1 m/s2 acceleration 30 min in each of three mutually perpendicular planes at 1 octave/minute Refer to Qualified Products List PD 9002 for details of manufacturers approved to this specification. Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 2 © BSI 04-2000 2 Characteristics at reference temperature 25 ± 2 °C 3 Marking The marking of the component and package shall be in accordance with the requirements of 1.1.6 of BS 9610. 4 Related documents BS 2011, Basic environmental testing procedures. BS 5069, Dimensions of piezoelectric devices Part 1: Piezoelectric devices for oscillator application. BS 6001, Sampling procedures and tables for inspection by attributes. BS 9000, General requirements for electronic components of assessed quality. BS 9610, Quartz crystal units of assessed quality for oscillator application: Generic data and methods of test. PD 9002, BS 9000 component selection guide. 5 Ordering information Orders for quartz crystal units covered by this specification shall contain the following information: a) quantity b) manufacturers type number c) BS number, issue number and date of this detail specification d) pattern code e) nominal frequency 6 Certified test records Certified test records shall be prepared in accordance with the requirements of 2.3 of BS 9610. Shock severity: 981 m/s2 acceleration for 6 ms duration; waveform trapezoidal; three shocks in each direction along three mutually perpendicular axes (i.e. a total of 18 shocks) Frequency tolerance: See Table 1 Resonance resistance: 60 7 max. Maximum shunt capacitance: See Table 1 Free volume (approximate): 2 750 mm3 for types DN and DZ; 500 mm3 for types DP and DQ Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 © BSI 04-20003 Table 1 Ratings and characteristics Pattern code 12 N020 Enclosure type (BS 5069-1) Identification (BS 9610: Appendix B) Frequency range, MHz Circuit condition Operating temperature range, °C Rated drive level, mW ± 20 % Frequency Tolerances, ± p.p.m.Shunt capacitance maximum, Co pF At ref. temp. Variation from freqy. at ref. temp. over operating temp. range Over operating temp. range 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 054 055 056 057 058 059 060 061 062 063 064 DN DN DN DN DN DN DN DQ DQ DQ DQ DQ DQ DQ DP DP DP DP DP DP DP DN DP DQ DN DP DQ DN DP DQ DN DP DQ DN DP DQ DN DP DQ DN DP DQ DN DP DQ DN DP DQ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ DZ C1AJ4BM C1AE4BM C1AD4BM C1AC4BM C1AB4BM C1AB4BK C1AB4AM C1AJ4BM C1AE4BM C1AD4BM C1AC4BM C1AB4BM C1AB4BK C1AB4AM C1AJ4BM C1AE4BM C1AD4BM C1AC4BM C1AB4BM C1AB4BK C1AB4AM C1AN4BR C1AN4BR C1AN4BR C1AK4BR C1AK4BR C1AK4BR C1AJ4AL C1AJ4AL C1AJ4AL C1AJ4AK C1AJ4AK C1AJ4AK C1AJ4BS C1AJ4BS C1AJ4BS C1BC4AM C1BC4AM C1BC4AM C1BC4AL C1BC4AL C1BC4AL C1BC4AK C1BC4AK C1BC4AK C1BB4AM C1BB4AM C1BB4AM C1AJ4BM C1AE4BM C1AD4BM C1AC4BM C1AB4BM C1AB4BK C1AB4AM C1AN4BR C1AK4BR C1AJ4AL C1AJ4AK C1AJ4BS C1BC4AM C1BC4AL C1BC4AK C1BB4AM 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 50 to 125 Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance Resonance 20 to + 70 40 to + 70 40 to + 90 55 to + 90 55 to + 105 55 to + 105 55 to + 105 20 to + 70 40 to + 70 40 to + 90 55 to + 90 55 to + 105 55 to + 105 55 to + 105 20 to + 70 40 to + 70 40 to + 90 55 to + 90 55 to + 105 55 to + 105 55 to + 105 0 to + 50 0 to + 50 0 to + 50 10 to + 60 10 to + 60 10 to + 60 20 to + 70 20 to + 70 20 to + 70 20 to + 70 20 to + 70 20 to + 70 20 to + 70 20 to + 70 20 to + 70 30 to + 70 30 to + 70 30 to + 70 30 to + 70 30 to + 70 30 to + 70 30 to + 70 30 to + 70 30 to + 70 40 to + 80 40 to + 80 40 to + 80 20 to + 70 40 to + 70 40 to + 90 55 to + 90 55 to + 105 55 to + 105 55 to + 105 0 to + 50 10 to + 60 20 to + 70 20 to + 70 20 to + 70 30 to + 70 30 to + 70 30 to + 70 40 to + 80 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 20 20 20 5 5 5 5 5 5 15 15 15 10 10 10 7.5 7.5 7.5 20 20 20 15 15 15 10 10 10 20 20 20 20 5 5 15 10 7.5 20 15 10 20 50 50 50 50 50 30 50 50 50 50 50 30 50 50 50 50 50 30 50 50 50 50 50 30 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 4 © BSI 04-2000 7 Inspection requirements 7.1 The tests in each subgroup shall be carried out in the order specified. 7.2 Samples subjected to tests marked “(D)” shall not be accepted for release under BS 9000 (see 2.6.5 of BS 9000-1). InspectionBS 9610 reference and conditions of test Performance requirements GROUP A Subgroup A0 Visual inspection, test A Insulation resistance Sealing, test A Frequency and resonance resistance Subgroups A1, A3 and A5 are not applicable 100 % inspection 1.2.2.1 1.2.4.7 1.2.6.2.1 1.2.4.1 1.2.2.1 1.2.4.7 1.2.6.2.1 As given in Table 1, 60 7 max. Subgroup A2 Shunt capacitance Frequency and resonance resistance as a function of temperature, test A Frequency and resonance resistance as a function of temperature, test B Frequency and resonance resistance as a function of drive level, test B Inspection level II, AQL 1.5 % 1.2.4.5 1.2.4.3.1 1.2.4.3.2 1.2.4.2.2 7 pF max. As given in Table 1, 60 7 max. 1.2.4.3.2 1.2.4.2.2 Subgroup A4Inspection level II, AQL 1.5 % Unwanted responses1.2.4.4Frequency scan over ± 250 kHz or ± 1 % of nominal, whichever is smaller 50 to 80 MHz 2.0 : 1 80 to 105 MHz 1.5 : 1 105 to 125 MHz 1.25 : 1 GROUP B Subgroup B1 Dimensions, test A Subgroups B2 to B6 are not applicable Inspection level S-4, AQL 4.0 % 1.2.3.11.2.3.1 Subgroup B7 Sealing, test B Inspection level S-4, AQL 1.5 % 1.2.6.2.2Maximum leak rate 107 mbar litre/sa Subgroup B8 CTR information1.1.11Attributes information on sealing test a 1 mbar litre/s = 0.1 Pa m3/s. Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 © BSI 04-20005 InspectionBS 9610 reference and conditions of test Performance requirements GROUP C Subgroup C1 Dimensions, test B Subgroups C2 and C4 are not applicable Inspection level S-4, AQL 4.0 % 1.2.3.21.2.3.2 Subgroup C3 (D) Solderability (for wire-ended holders only) Tensile test on terminations Flexibility of wire terminations (for wire-ended holders only) Terminal bend test (for holders with undercut pins) Final inspection Visual inspection, test B Sealing, test B Frequency and resonance resistance as a function of temperature, test B Inspection level S-4, AQL 4.0 % 1.2.6.3 1.2.6.1.1 1.2.6.1.2 1.2.6.1.3 1.2.2.2 1.2.6.2.2 1.2.4.3.2 1.2.2.2 Maximum leak rate 107 mbar litre/s 1.2.4.3.2 Subgroup C5 Ageing Inspection level S-3, AQL 4.0 % 1.2.7.1The difference between the highest and lowest frequency measurements shall not exceed 3 p.p.m. The difference between the highest and lowest resistance measurements shall not exceed 10 % or 2 7, whichever is greater Subgroup C6 CTR information1.1.11Measurements information on Group C tests. Ageing shall be shown as grouped frequency tables Group D Subgroup D3(i) (D) Climatic sequence Subgroups D1, D2 and D4 are not applicable To be conducted on a yearly basis Inspection level S-4, AQL 4.0 % 1.2.6.10 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 6 © BSI 04-2000 InspectionBS 9610 reference and conditions of test Performance requirements GROUP D (contd) Subgroup D3(i) (D) (contd) Final inspection Frequency and resonance resistance as a function of temperature, test B Insulation resistance Sealing, test B Visual inspection, test B Visual inspection, test C 1.2.4.3.2 1.2.4.7 1.2.6.2.2 1.2.2.2 1.2.2.3 1.2.4.3.2 1.2.4.7 Maximum leak rate 107 mbar litre/s 1.2.2.2 1.2.2.3 Subgroup D3(ii) (D) Initial inspection Frequency and resonance resistance Bump Vibration Shock Final inspection Frequency and resonance resistance Visual inspection, test B Inspection level S-4, AQL 4.0 % 1.2.4.1 1.2.6.6 1.2.6.7 1.2.6.8 1.2.4.1 1.2.2.2 As in Table 1, 60 7 max. Frequency change 10 p.p.m. max. Resistance change 20 % max. 1.2.2.2 Subgroup D3(iii) (D) Damp heat (steady state) Final inspection Frequency and resonance resistance as a function of temperature, test A Frequency and resonance resistance as a function of temperature, test B Insulation resistance Sealing, test B Inspection level S-4, AQL 4.0 % 1.2.6.11 1.2.4.3.1 1.2.4.3.2 1.2.4.7 1.2.6.2.2 As in Table 1, 60 7 max. 1.2.4.3.2 1.2.4.7 Maximum leak rate 107 mbar litre/s Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020:1979 © BSI 04-20007 InspectionBS 9610 reference and conditions of test Performance requirements GROUP D (contd) Subgroup D3(iii) (D) (contd) Visual inspection, test C1.2.2.31.2.2.3 Subgroup D3(iv) (D) Salt mist Final inspection Visual inspection, test C Inspection level S-4, AQL 4.0 % 1.2.6.12 1.2.2.31.2.2.3 Subgroup D5 Initial inspection Frequency and resonance resistance Sealing, test B Inspection level S-4, AQL 4.0 % 1.2.4.1 1.2.6.2.2 As in Table 1, 60 7 mbar litre/s Maximum leak rate 107 mbar litre/s Shelf life1.2.7.2One-year interval Final inspection Frequency and resonance resistance Sealing, test B 1.2.4.1 1.2.6.2.2 Maximum frequency change 10 p.p.m. Maximum resistance change 10 % or 2 7, whichever is greater Maximum leak rate 107 mbar litre/s Subgroup D6 CTR information1.1.11Measurements information on Group D tests. Shelf life shall be shown as grouped frequency tables Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 02:22:17 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9612 N020: 1979 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It p