BS EN IEC 62228-3:2019:2023 Edition
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Integrated circuits. EMC evaluation of transceivers – CAN transceivers
Published By | Publication Date | Number of Pages |
BSI | 2023 | 80 |
IEC 62228-3:2019 specifies test and measurement methods for EMC evaluation of CAN transceiver ICs under network condition. It defines test configurations, test conditions, test signals, failure criteria, test procedures, test setups and test boards. It is applicable for CAN standard transceivers, CAN transceivers with partial networking functionality and CAN transceivers with flexible data rate capability and covers – the emission of RF disturbances, – the immunity against RF disturbances, – the immunity against impulses, and – the immunity against electrostatic discharges (ESD). This first edition cancels and replaces the first edition of IEC TS 62228 published in 2007 and constitutes a technical revision. This edition includes the following significant technical changes with respect to IEC TS 62228: a) introduction of CAN transceivers with partial networking functionality and CAN transceivers with flexible data rate capability and addition of operation modes and test descriptions in the respective subclauses of the document; b) introduction of minimal communication network with two CAN transceivers; c) update of the test requirements and targets in Annex C; d) addition of Annex D for common mode choke characterization.
PDF Catalog
PDF Pages | PDF Title |
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2 | undefined |
5 | Annex ZA(normative)Normative references to international publicationswith their corresponding European publications |
6 | English CONTENTS |
10 | FOREWORD |
12 | 1 Scope 2 Normative references |
13 | 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions |
14 | 3.2 Abbreviated terms 4 General |
15 | 5 Test and operating conditions 5.1 Supply and ambient conditions Tables Table 1 ā Overview of measurements and tests |
16 | 5.2 Test operation modes 5.3 Test configuration 5.3.1 General test configuration for transceiver network Table 2 ā Supply and ambient conditions for functional operation |
17 | 5.3.2 General test configuration for unpowered ESD test Figures Figure 1 ā General test configuration for tests in transceiver network Figure 2 ā General test configuration for unpowered ESD test |
18 | 5.3.3 Transceiver network tests ā Coupling ports and networks Figure 3 ā Transceiver network tests ā Coupling ports and networks |
19 | 5.3.4 ESD tests ā Coupling ports and networks Table 3 ā Transceiver network tests ā Component value definitionsof coupling ports and networks |
20 | 5.4 Test signals 5.4.1 General 5.4.2 Test signals for normal operation mode Figure 4 ā Coupling ports and networks for ESD tests Table 4 ā Definitions of coupling ports for ESD tests |
21 | Table 5 ā Communication test signal TX1 Table 6 ā Communication test signal TX2a |
22 | 5.4.3 Test signal for wake-up from low power mode Table 7 ā Communication test signal TX2b Table 8 ā Wake-up test signal TX3 |
23 | Table 9 ā Communication test signal TX4a Table 10 ā Communication test signal TX4b Table 11 ā Communication test signal TX4c |
24 | Table 12 ā Communication test signal TX4d Table 13 ā Communication test signal TX4e Table 14 ā Communication test signal TX4f1 |
25 | Table 15 ā Communication test signal TX4f2 Table 16 ā Communication test signal TX4g Table 17 ā Communication test signal TX4h |
26 | 5.5 Evaluation criteria 5.5.1 General 5.5.2 Evaluation criteria for functional operation modes Table 18 ā Communication test signal TX4i |
27 | Table 19 ā Evaluation criteria for CAN transceiver standard functions Table 20 ā Evaluation criteria for CAN transceivers with partial networking functionality |
28 | Table 21 ā Specific definition for test procedure for evaluationof CAN transceiver partial networking function |
29 | Table 22 ā Evaluation criteria for CAN transceivers with flexible data rate capability |
30 | Figure 5 ā Definition for trigger points and violation masksfor CAN transceivers with flexible data rate capability |
31 | Table 23 ā Definitions for violation masks for CAN transceiverswith flexible data rate capability |
32 | 5.5.3 Evaluation criteria in unpowered condition after exposure to disturbances Figure 6 ā Principal drawing of the maximum deviation on an IV characteristic |
33 | 5.5.4 Status classes 6 Test and measurement 6.1 Emission of RF disturbances 6.1.1 Test method 6.1.2 Test setup Table 24 ā Definition of functional status classes |
34 | 6.1.3 Test procedure and parameters Figure 7 ā Test setup for measurement of RF disturbances |
35 | 6.2 Immunity to RF disturbances 6.2.1 Test method 6.2.2 Test setup Table 25 ā Settings of the RF measurement equipment Table 26 ā RF emission measurements |
36 | 6.2.3 Test procedure and parameters Figure 8 ā Test setup for DPI tests |
37 | Table 27 ā Specifications for DPI tests |
38 | Table 28 ā DPI tests for functional status class AIC evaluation of CAN transceiver standard function |
39 | Table 29 ā DPI tests for functional status class AIC evaluation of CAN transceiver partial networking function |
40 | Table 30 ā DPI tests for functional status class AIC evaluation of CAN transceiver CAN FD function Table 31 ā DPI tests for functional status class CIC or DIC evaluation of CAN transceivers |
41 | 6.3 Immunity to impulses 6.3.1 Test method 6.3.2 Test setup Figure 9 ā Test setup for impulse immunity tests |
42 | 6.3.3 Test procedure and parameters Table 32 ā Specifications for impulse immunity tests Table 33 ā Parameters for impulse immunity test |
43 | Table 34 ā Impulse immunity tests for functional status class AIC evaluation of CAN transceiver standard function |
44 | Table 35 ā Impulse immunity tests for functional status class AIC evaluation of CAN transceiver partial networking function Table 36 ā Impulse immunity tests for functional status class AIC evaluation of CAN transceiver CAN FD function |
45 | 6.4 Electrostatic discharge (ESD) 6.4.1 Test method 6.4.2 Test setup Table 37 ā Impulse immunity tests for functional statusclass CIC or DIC evaluation of CAN transceivers |
46 | Figure 10 ā Test setup for direct ESD tests ā Principal arrangement |
47 | 6.4.3 Test procedure and parameters Figure 11 ā Test setup for direct ESD tests ā Stimulation and monitoring Table 38 ā Specifications for direct ESD tests |
48 | 7 Test report Table 39 ā ESD tests in unpowered mode for functionalstatus class DIC evaluation of CAN transceivers |
49 | Annex A (normative)CAN test circuits A.1 General A.2 Test circuit for CAN transceivers for functional tests |
51 | Figure A.1 ā General drawing of the circuit diagram of test networkfor CAN standard transceivers for functional test |
53 | A.3 Test circuit for CAN transceiver for ESD test Figure A.2 ā General drawing of the circuit diagram of test network for CAN PN transceivers for functional test |
54 | Figure A.3 ā General drawing of the circuit diagram for direct ESD tests of CAN transceivers in unpowered mode |
55 | Annex B (normative)Test circuit boards B.1 Test circuit board for functional tests B.2 ESD test Figure B.1 ā Example of IC interconnections of CAN signal |
56 | Figure B.2 ā Example of ESD test board for CAN transceivers Table B.1 ā Parameters of ESD test circuit board |
57 | Annex C (informative)Examples for test limits for CAN transceiverin automotive application C.1 General C.2 Emission of RF disturbances Figure C.1 ā Example of limits for RF emission ā CAN with bus filter |
58 | C.3 Immunity to RF disturbances Figure C.2 ā Example of limits for RF emission ā Other global pins Figure C.3 ā Example of limits for RF emission ā Local supplies |
59 | Figure C.4 ā Example of limits for RF immunity for functionalstatus class AIC ā CAN with bus filter Figure C.5 ā Example of limits for RF immunity for functional status class AIC ā CAN |
60 | Figure C.6 ā Example of limits for RF immunity for functionalstatus class AIC ā Other global pins Figure C.7 ā Example of limits for RF immunity for functionalstatus class CIC or DIC ā CAN with bus filter |
61 | C.4 Immunity to impulses C.5 Electrostatic discharge (ESD) Figure C.8 ā Example of limits for RF immunity for functionalstatus class CIC or DIC ā Other global pins Table C.1 ā Example of limits for impulse immunity for functional status class CIC or DIC |
62 | Annex D (informative)Characterization of common mode choke for CAN bus interfaces D.1 General D.2 Abbreviations D.3 CMC test D.3.1 General |
63 | D.3.2 Leakage inductance mismatch measurement Figure D.1 ā General electrical drawing of a CMC Figure D.2 ā Test setup for 2-port S-parameter measurements for leakage inductance evaluation |
64 | Figure D.3 ā Example of a two-port test boardfor CMC leakage inductance characterization |
65 | Table D.1 ā Test procedure and parameters for leakage inductance evaluation |
66 | Table D.2 ā Leakage inductance measurements |
67 | D.3.3 S-parameter measurement mixed mode Figure D.4 ā Example of CMC characterization measurement results Table D.3 ā Leakage inductance mismatch classes |
68 | Figure D.5 ā Test setup for S-parameter measurements Table D.4 ā Test procedure and parameters for 3-port test board characterization |
69 | Figure D.6 ā Example test board S-parameter measurement ā Mixed mode, top layer Figure D.7 ā Example test board S-parameter measurement ā Single ended, top layer |
70 | Table D.5 ā Test procedure and parameters for S-parameter measurements |
71 | Figure D.8 ā Recommended characteristics for Sdd21 (IL) Table D.6 ā Required S-parameter measurements |
72 | D.3.4 ESD damage Figure D.9 ā Recommended characteristic for Scc21 (CMR) Figure D.10 ā Recommended characteristic for Ssd21 and Ssd12 (DCMR) |
73 | Figure D.11 ā Test setup for ESD damage tests |
74 | Figure D.12 ā Example test board ESD, top layer Table D.7 ā Test parameters for ESD damage tests |
75 | D.3.5 Saturation test at RF disturbances Figure D.13 ā Test setup for RF saturation measurements Table D.8 ā Required ESD tests for damage |
76 | Figure D.14 ā Example RF saturation/S-parameter test board, top layer Table D.9 ā Test procedure and parameters for RF saturation tests |
77 | Table D.10 ā Required RF saturation tests |
78 | Bibliography |