IEC 60512-25-4:2001
Current
The latest, up-to-date edition.
Connectors for electronic equipment - Tests and measurements - Part 25-4: Test 25d - Propagation delay
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French, Spanish, Castilian
26-07-2001
FOREWORD
1 General
1.1 Scope and object
1.2 Definitions
2 Test resources
2.1 Equipment
2.2 Fixture
2.2.1 Method A, single-ended
2.2.2 Method B, differentially driven
3 Test specimen
3.1 Description
3.1.1 Separable connectors
3.1.2 Cable assembly
3.1.3 Sockets
4 Test procedure
4.1 Probe technique
4.2 Insertion technique
4.3 Reference fixture technique
5 Details to be specified
6 Test documentation
Annex A (normative) Diagrams and schematics of fixtures
and equipment
Annex B (informative) Practical guidance
Figure 1 - Rise time measurement points
Figure 2 - Propagation delay measurement points
Figure A.1 - Technique diagrams
Figure A.2 - Single-ended terminations
Figure A.3 - Differential (balanced) terminations
Table 1 - Recommended measurement system rise time
(including fixture and filtering)
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