• BS 9400:1970

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Specification for integrated electronic circuits and micro-assemblies of assessed quality (qualification approval procedures): generic data and methods of test

    Available format(s):  Hardcopy

    Superseded date:  29-11-1985

    Language(s):  English

    Published date:  15-11-1992

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Cooperating organizations
    Foreword
    Section 1. Principles and mandatory requirements
    1.1 General matters
    1.1.1 Scope
    1.1.2 Related documents
    1.1.3 Terminology
    1.1.3.1 General terms
    1.1.3.2 Integrated circuits and their functions
    1.1.3.3 General descriptive terms
    1.1.3.4 Terms for the characteristics of digital
                circuits
    1.1.3.5 Terms for the characteristics of analogue
                circuits
    1.1.4 Letter symbols, signs and abbreviations
    1.1.4.1 Digital circuits
    1.1.5 Graphical symbols
    1.1.5.1 Basic symbols shapes
    1.1.5.2 Connections
    1.1.6 Marking of the part and package
    1.1.6.1 Terminal identification
    1.1.6.2 Manufacturer's type number
    1.1.6.3 Factory identification code, or manufacturer's
                name or trade-mark
    1.1.6.4 Date code
    1.1.6.5 Colour code identification for manufacturer's
                type number
    1.1.7 Eligibility for qualification approval:
                primary stage of manufacture and sub-
                contracting
    1.1.7.1 Text deleted
    1.1.7.2 Semiconductor integrated circuits
    1.1.8 Structurally similar integrated circuits
    1.1.8.1 Electrical tests in Groups A and/or C and/or
                D (excluding electrical endurance tests)
    1.1.8.2 Environment test in Groups B and/or C and/or D
    1.1.8.3 Electrical endurance tests
    1.1.8.4 Dimensional inspection
    1.1.8.5 Accelerated tests
    1.1.9 Delayed delivery
    1.1.10 Supplementary procedure for qualification
                approval
    1.1.10.1 Group A tests
    1.1.10.2 Group D tests
    1.1.11 Certified test records
    1.1.12 Standard ratings and characteristics
    1.1.12.1 Supply terminal voltages
    1.1.12.2 Test temperatures
    1.1.12.3 Preferred temperature ranges
    1.1.13 Unchecked parameters
    1.1.14 Procedure to be followed in the event of
                failure at Group C or D inspection
    1.1.15 Ordering information
    1.1.16 Release prior to completion of Group B tests
    1.1.17 Supplementary procedure for reduced inspection
    1.1.18 Supplementary procedure for full assessment
                level components
    1.1.19 Small production lots
    1.1.20 Sampling procedures
    1.2 Test procedures
    1.2.1 Standard conditions for testing
    1.2.1.1 General
    1.2.1.2 Safety aspects
    1.2.1.3 Drying
    1.2.2 External visual inspection
    1.2.3 Dimensioning and gauging procedures
    1.2.4 Electrical test procedures
    1.2.4.1 General
    1.2.4.2 Measurement methods:
                0001 etc. General
                1001 etc. Functional tests
                2000 etc. Digital circuits
                4000 etc. Passive networks
                5000 etc. Microwave circuits
    1.2.5 Mechanical test procedures
    1.2.5.1 Direction of acceleration/force
    1.2.6 Environmental test procedures
    1.2.6.1 Cold
    1.2.6.2 Dry heat
    1.2.6.3 High temperature storage
    1.2.6.4 Damp heat, steady state
    1.2.6.5 Damp heat cyclic
    1.2.6.6 Shock
    1.2.6.7 Bump
    1.2.6.8 Vibration (sinusoidal)
    1.2.6.8.1 Text deleted
    1.2.6.8.2 Text deleted
    1.2.6.9 Acceleration steady state
    1.2.6.10 Mould growth
    1.2.6.11 Corrosion
    1.2.6.12 Low air pressure
    1.2.6.13 Rapid change of temperature
    1.2.6.14 Sealing
    1.2.6.14.1 Fine leak detection
    1.2.6.14.2 Gross leak detection
    1.2.6.15 Soldering
    1.2.6.15.1 Solderability
    1.2.6.15.2 Resistance of components to solder heat
    1.2.6.15.3 De-wetting
    1.2.6.15.4 Ageing
    1.2.6.16 Robustness of terminations
    1.2.6.16.1 Tensile
    1.2.6.16.2 Bending
    1.2.6.16.3 Bending (row of terminations)
    1.2.6.16.4 Push test
    1.2.6.16.5 Torque
    1.2.6.17 Flammability
    1.2.6.17.1 Internal
    1.2.6.17.2 External
    1.2.6.18 Immersion in cleaning solvents
    1.2.6.18.1 Resistance to contaminating fluids
    1.2.6.19 Rapid change of temperature, two-bath method
    1.2.6.20 Radiography
    1.2.6.21 Damp heat steady state with bias
    1.2.6.22 Thermal intermittance
    1.2.6.23 Effects of moisture on solder glass seals
    1.2.7 Electrical endurance test procedures
    1.2.7.1 General
    1.2.7.2 Test conditions
    1.2.7.3 Specified conditions
    1.2.8 Accelerated test procedures
    1.2.8.1 Thermal overstress tests
    1.2.8.1.1 General
    1.2.8.1.2 Basic theory
    1.2.8.1.3 Activation energy level
    1.2.8.1.4 Integrated circuit groupings
    1.2.8.1.5 Test procedure
    1.2.8.1.6 Specified conditions
    1.2.8.2 Text deleted
    1.2.8.3 Text deleted
    1.2.9 Screening test procedures
    1.2.9.1 Seal testing
    1.2.9.1(a) Order of procedure
    1.2.9.1(b) Alternative order of procedure
    1.2.9.1.1 Screening level A
    1.2.9.1.2 Screening level B
    1.2.9.1.3 Screening level C
    1.2.9.1.4 Screening level D
    1.2.9.1.5 Screening level E
    1.2.9.2 Burn-in screen
    1.2.9.3 Alternative die screening procedure
    1.2.9.4 Special electrical screening tests
    1.2.10 Internal visual inspection
    1.2.10.1 Metallization defects
    1.2.10.2 Diffusion and passivation defects
    1.2.10.3 Die defects
    1.2.10.4 Die orientation defects
    1.2.10.5 Die mounting defects
    1.2.10.6 Preform mounting and orientation defects
    1.2.10.7 Insulation island (stand-off) mounting
                defects
    1.2.10.8 Glassivation defects
    1.2.10.9 Bond defects
    1.2.10.10 Internal lead wires
    1.2.10.11 Package conditions
    1.2.10.12 Text deleted
    1.2.11 Wire bond strength
    1.2.12 Die shear strength
    1.3 Controlled environment
    1.3.1 Air cleanliness
    1.3.2 Humidity
    1.3.3 Temperature
    1.3.4 Biological
    Section 2. Rules for the preparation of detail
    specifications
    2.1 Basic information
    2.2 Inspection requirements for full assessment
                level specifications for solid encapsulation
                (plastics) devices
    2.3 Certified test records
    2.4 Rules for detail specifications in the full
                assessment level
    2.5 Rules for detail specifications in additional
                assessment levels S1, S2, S3, S4 and S5
    2.6 Rules for detail specifications in additional
                assessment levels S11 and S12
    Appendices
    A. Example of a detail specification for a TTL circuit
    B. List of rules for the preparation of detail
         specifications
    C. Text deleted
    D. Test methods for thermosetting moulding or casting
         material or the solid (primary), or secondary
         encapsulation of silicon integrated circuits
    E. Approval of materials and processing for integrated
         circuits by thermal overstress tests
    F. Procedure for the adoption of specifications in the
         D3000 series into the BS 9000 system

    Abstract - (Show below) - (Hide below)

    Forms part of the system of standards for electronic parts of assessed quality. Terms, definitions, test methods and other material necessary to implement fully the detail specifications for integrated electronic circuits. Included in section 2 are the general rules for preparation of detail specifications.

    General Product Information - (Show below) - (Hide below)

    Committee EPL/47
    Development Note Inactive for the new design. Supersedes 68/24470 DC, 86/23035 DC & 90/30954 DC (05/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 9490:1975 Rules for the preparation of detail specifications for digital integrated circuits of assessed quality. Full assessment level
    BS 6475:1984 Specification for processor system bus interface (Eurobus A)
    BS CECC 90000:1991 Harmonized system of quality assessment for electronic components. Generic specification: monolithic integrated circuits
    BS 9493:1981 Rules for the preparation of detail specifications for integrated circuits of assessed quality which perform mixed digital and/or analogue functions
    BS 9450:1998 Specification for integrated electronic circuits and micro-assemblies of assessed quality (capability approval procedures). Generic data and methods of test
    BS 9430:1978 Rules for the preparation of detail specifications for integrated circuits of assessed quality: voltage regulators. Full assessment level
    BS 9450:1975 Specification for integrated electronic circuits and micro-assemblies of assessed quality (capability approval procedures): generic data and methods of test

    Standards Referencing This Book - (Show below) - (Hide below)

    PD 9004:1989 BS 9000, CECC & IECQ UK administrative guide
    BS 9000(1967) : LATEST
    BS 2011-2.1M:1984 Environmental testing. Tests Test M. Low air pressure
    BS CECC 90000:1991 Harmonized system of quality assessment for electronic components. Generic specification: monolithic integrated circuits
    IEC 60191-1:2007 Mechanical standardization of semiconductor devices - Part 1: General rules for the preparation of outline drawings of discrete devices
    BS 9300:1969 Specification for semiconductor devices of assessed quality: generic data and methods of test
    BS 2011-2.1B:1977 Environmental testing. Tests Tests B. Dry Heat
    BS 2782-1.141A.D(1978) : LATEST
    BS 2011-2.1XA(1981) : 1981 AMD 7553 ENVIRONMENTAL TESTING - TESTS - TEST XA AND GUIDANCE - IMMERSION IN CLEANING SOLVENTS
    BS 9401:1970 Rules for the preparation of detail specifications for integrated circuits of assessed quality: TTL digital gate circuits. General application category
    BS 2011-2.1N:1985 Environmental testing. Tests Test N. Change of temperature
    BS 2011-2.1Ca:1977 Environmental testing. Tests Test Ca. Damp heat, steady state
    BS 6493-3:1985 Semiconductor devices Mechanical and climatic test methods
    BS 4727(1971) : LATEST
    BS 3934:1965 Specification for dimensions of semiconductor devices and integrated electronic circuits
    BS 2011(1967) : LATEST
    BS 6001(1972) : AMD 5054 SAMPLING PROCEDURES FOR INSPECTION BY ATTRIBUTES - SPECIFICATION FOR SAMPLING PLANS INDEXED BY ACCEPTABLE QUALITY LEVEL (AQL) FOR LOT - BY - LOT INSPECTION
    BS 2011-2.1T:1981 Environmental testing. Tests Test T. Soldering
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