IPC D 325 : A
Current
The latest, up-to-date edition.
DOCUMENTATION REQUIREMENTS FOR PRINTED BOARDS
05-01-1995
1.0 Scope
1.1 Purpose
1.2 Classification
1.3 Interpretation 'shall'
1.4 Documentation Media
1.5 Artwork - Generation
1.6 Presentation
1.7 Conflict - military application
1.8 Order of precedence
2.0 Applicable Documents
2.1 IPC
2.2 Department of Defense
2.3 Other documents
3.0 Requirements
3.1 Terms and Definitions
3.2 Drawing sizes and format
3.3 Title block
3.4 Titles and subtitles
3.5 Sign-off column
3.6 Multiple sheets
3.7 Master drawing number/bare board part number
3.8 Preliminary release
3.9 Initial release
3.10 Master drawing revision level/bare board revision
level
3.11 Approvals block
3.12 Revision letters
3.13 Temporary revision (optional)
3.14 Updated and/or redrawn drawings
3.15 Contract number
3.16 Application block (optional)
3.17 Commercial and government entity (cage code)
3.18 Distribution key (optional)
3.19 Material block (optional)
3.20 Configuration control
3.21 Numbering of notes
4.0 Documentation package
4.1 Documentation and electronic data
4.2 Master Drawing
4.3 Marking
4.4 Grid systems
5.0 Sample figures and examples
6.0 Master drawing notes and check list
6.1 Examples of typical notes:
6.2 Master drawing check list
7.0 Design outputs
7.1 Design verification
7.2 Final documentation package
7.3 CAD system outputs
7.4 Data transfer
7.5 Readme file
8.0 Printed board assembly drawings
8.1 Assembly drawing definition
8.2 Dash/group numbers
8.3 Printed board assembly drawing requirements
8.4 Special assembly drawing notes
8.5 Parts list (PL) definition
8.6 Separate parts list
8.7 Integral parts list
8.8 Item (find) number
8.9 Electrical component cross reference listing
8.10 Revision level control (RLC) chart (optional)
8.11 Spare component locations chart (optional)
8.12 Cover sheets (optional)
8.13 Parts information
8.14 Non-standard part information
8.15 Manufacturing tools charts (optional)
8.16 Electrostatic sensitive deviced (ESD)
8.17 Quality conformance coupons
9.0 Printed board support drawings
9.1 Fixtures
10.0 Schematic/logic diagrams
10.1 Scope
10.2 Definition schematic diagram
10.3 Referenced standards
10.4 Format
10.5 Line styles and lettering
10.6 Graphic symbols and cell libraries
10.7 Abbreviations and acronyms
10.8 Layout
10.9 Connecting lines
10.10 Junctions
10.11 Terminals
10.12 Wire leads
10.13 Interrupted paths
10.14 Mechanical linkages
10.15 Connectors
10.16 Numerical values
10.17 Multi-element symbols
10.18 Functions
10.19 Reference designations
10.20 Type designations
10.21 Unused pins
10.22 Spares
10.23 Gnd and power table
10.24 Notes on schematics
10.25 Schematic/logic diagram
10.26 Final schematic/logic
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