IEC 61178-1:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Quartz crystal units - A specification in the IEC Quality Assessment System for Electronic Components (IECQ) - Part 1: Generic specification
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
09-08-2002
English - French
31-03-1993
FOREWORD
1 General
1.1 Scope
1.2 Normative references
2 Technical
2.1 Order of precedence
2.2 Units, symbols and terminology
2.3 Preferred ratings and characteristics
2.4 Marking
3 Quality assessment procedures
3.1 Primary stage of manufacture
3.2 Structurally similar components
3.3 Subcontracting
3.4 Manufacturer's approval
3.5 Approval procedures
3.6 Procedures for capability approval
3.7 Procedures for qualification approval
3.8 Test procedures
3.9 Screening requirements
3.10 Rework and repair work
3.11 Certified test records
3.12 Delayed delivery
3.13 Release for delivery
3.14 Unchecked parameters
4 Test and measurement procedures
4.1 General
4.2 Alternative test methods
4.3 Precision of measurement
4.4 Standard conditions for testing
4.5 Visual inspection
4.6 Dimensioning and gauging procedures
4.7 Electrical test procedures
4.7.1 Frequency and resonance resistance
4.7.2 Drive level dependency
4.7.3 Frequency and resonance resistance as
a function of temperature
4.7.4 Unwanted responses
4.7.5 Shunt capacitance
4.7.6 Load resonance frequency and resistance
4.7.7 Frequency pulling range (fL1.L2)
4.7.8 Motional parameters
4.7.9 Insulation resistance
4.8 Mechanical and environmental test procedures
4.8.1 Robustness of terminations (destructive)
4.8.2 Sealing tests (non destructive)
4.8.3 Soldering (solderability and resistance to
soldering heat)
4.8.4 Rapid change of temperature, two-fluid bath
method (non destructive)
4.8.5 Rapid change of temperature with prescribed
time of transition (non destructive)
4.8.6 Bump (destructive)
4.8.7 Vibration (destructive)
4.8.8 Shock (destructive)
4.8.9 Free fall (destructive)
4.8.10 Acceleration, steady state (non destructive)
4.8.11 Dry heat (non destructive)
4.8.12 Damp heat, cyclic (destructive)
4.8.13 Cold (non destructive)
4.8.14 Climatic sequence (destructive)
4.8.15 Dampheat, steady state (destructive)
4.9 Endurance test procedure
4.9.1 Ageing (non destructive)
4.9.2 Extended ageing (non destructive)
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