ISO/IEC 14776-154:2017

ISO/IEC 14776-154
Edition 1.0 2017-12
INTERNATIONAL
STANDARD

colour
inside
Information technology – Small computer system interface (SCSI) –
Part 154: Serial Attached SCSI - 3 (SAS-3)


ISO/IEC 14776-154:2017-12(en)

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ISO/IEC 14776-154


Edition 1.0 2017-12




INTERNATIONAL



STANDARD








colour

inside










Information technology – Small computer system interface (SCSI) –

Part 154: Serial Attached SCSI - 3 (SAS-3)



























INTERNATIONAL

ELECTROTECHNICAL

COMMISSION






ICS 35.200 ISBN 978-2-8322-5168-3



  Warning! Make sure that you obtained this publication from an authorized distributor.

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– 2 – ISO/IEC 14776-154:2017 © ISO/IEC 2017
CONTENTS
FOREWORD. 14
INTRODUCTION. 16
1 Scope. 18
2 Normative references. 18
3 Terms, definitions, symbols, abbreviations, keywords, and conventions. 20
3.1 Terms and definitions . 20
3.2 Symbols and abbreviations . 33
3.2.1 Abbreviations . 33
3.2.2 Symbols . 36
3.2.2.1 Units . 36
3.2.2.2 Mathematical operators. 36
3.2.2.3 Other symbols . 37
3.3 Keywords. 38
3.4 Editorial conventions . 39
3.5 Numeric and character conventions. 40
3.5.1 Numeric conventions . 40
3.5.2 Units of measure. 40
3.5.3 Byte encoded character strings conventions . 41
4 General . 42
4.1 Physical links and phys . 42
4.2 Phy test functions . 42
5 Physical layer. 43
5.1 Physical layer overview . 43
5.2 Conventions for defining maximum limits for S-parameters.43
5.3 Compliance points. 44
5.3.1 Compliance points overview . 44
5.3.2 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s compliance points. 45
5.3.3 12 Gbit/s compliance points. 53
5.4 Interconnects. 55
5.4.1 SATA connectors and cable assemblies . 55
5.4.2 SAS connectors and cables. 56
5.4.3 Connectors. 60
5.4.3.1 Connectors overview. 60
5.4.3.2 Connector categories . 62
5.4.3.3 Recommended electrical performance limits for mated connector pairs supporting rates of
12 Gbit/s. 63
5.4.3.4 SAS internal connectors. 64
5.4.3.4.1 SAS Drive connectors. 64
5.4.3.4.1.1 SAS Drive plug connector. 64
5.4.3.4.1.2 SAS Drive cable receptacle connector. 65
5.4.3.4.1.3 SAS Drive backplane receptacle connector. 66
5.4.3.4.1.4 SAS Drive connector pin assignments. 67
5.4.3.4.1.5 SAS MultiLink Drive plug connector. 69
5.4.3.4.1.6 SAS MultiLink Drive cable receptacle connector . 69
5.4.3.4.1.7 SAS MultiLink Drive backplane receptacle connector. 70
5.4.3.4.1.8 SAS MultiLink Drive connector pin assignments. 70
5.4.3.4.1.9 Micro SAS plug connector. 74
5.4.3.4.1.10 Micro SAS receptacle connector. 74
5.4.3.4.1.11 Micro SAS connector pin assignments . 75
5.4.3.4.2 SAS 4i connectors . 76
5.4.3.4.2.1 SAS 4i cable receptacle connector . 76

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ISO/IEC 14776-154:2017 © ISO/IEC 2017 – 3 –
5.4.3.4.2.2 SAS 4i plug connector. 76
5.4.3.4.2.3 SAS 4i connector pin assignments . 77
5.4.3.4.3 Mini SAS 4i connectors. 79
5.4.3.4.3.1 Mini SAS 4i cable plug connector . 79
5.4.3.4.3.2 Mini SAS 4i receptacle connector . 79
5.4.3.4.3.3 Mini SAS 4i connector pin assignments. 80
5.4.3.4.4 Mini SAS HD internal connectors . 82
5.4.3.4.4.1 Mini SAS HD 4i cable plug connector . 82
5.4.3.4.4.2 Mini SAS HD 8i cable plug connector . 83
5.4.3.4.4.3 Mini SAS HD 4i receptacle connector. 84
5.4.3.4.4.4 Mini SAS HD 8i receptacle connector. 85
5.4.3.4.4.5 Mini SAS HD 16i receptacle connector. 86
5.4.3.4.4.6 Mini SAS HD 4i connector pin assignments. 87
5.4.3.5 SAS external connectors. 90
5.4.3.5.1 Mini SAS 4x connectors. 90
5.4.3.5.1.1 Mini SAS 4x cable plug connector . 90
5.4.3.5.1.2 Mini SAS 4x receptacle connector . 97
5.4.3.5.1.3 Mini SAS 4x connector pin assignments. 103
5.4.3.5.1.4 Mini SAS 4x active connector pin assignments . 104
5.4.3.5.1.5 Mini SAS 4x active cable power requirements. 105
5.4.3.5.2 Mini SAS HD external connectors . 106
5.4.3.5.2.1 Mini SAS HD 4x cable plug connector . 106
5.4.3.5.2.2 Mini SAS HD 8x cable plug connector . 107
5.4.3.5.2.3 Mini SAS HD 4x receptacle connector. 108
5.4.3.5.2.4 Mini SAS HD 8x receptacle connector. 109
5.4.3.5.2.5 Mini SAS HD 16x receptacle connector. 110
5.4.3.5.2.6 Mini SAS HD 4x connector pin assignments. 111
5.4.3.5.2.7 Mini SAS HD external connector management interface. 112
5.4.3.5.2.8 Mini SAS HD external connector memory map. 113
5.4.3.5.3 QSFP+ connectors . 113
5.4.3.5.3.1 QSFP+ cable plug. 113
5.4.3.5.3.2 QSFP+ receptacle. 114
5.4.3.5.3.3 QSFP+ connector pin assignments . 115
5.4.3.5.3.4 QSFP+ memory map . 116
5.4.4 Cable assemblies. 117
5.4.4.1 SAS internal cable assemblies. 117
5.4.4.1.1 SAS Drive cable assemblies. 117
5.4.4.1.2 SAS internal symmetric cable assemblies. 119
5.4.4.1.2.1 SAS internal symmetric cable assemblies overview. 119
5.4.4.1.2.2 SAS internal symmetric cable assembly - SAS 4i. 120
5.4.4.1.2.3 SAS internal symmetric cable assembly - Mini SAS 4i . 121
5.4.4.1.2.4 SAS internal symmetric cable assembly - Mini SAS HD 4i. 122
5.4.4.1.2.5 SAS internal symmetric cable assembly - Mini SAS HD 8i. 123
5.4.4.1.2.6 SAS internal symmetric cable assembly - SAS 4i to Mini SAS 4i with vendor-specific
sidebands. 124
5.4.4.1.2.7 SAS internal symmetric cable assembly - SAS 4i controller to Mini SAS 4i
backplane with SGPIO. 125
5.4.4.1.2.8 SAS internal symmetric cable assembly - Mini SAS 4i controller to SAS 4i
backplane with SGPIO. 126
5.4.4.1.2.9 SAS internal symmetric cable assembly - Mini SAS 4i to Mini SAS HD 4i . 127
5.4.4.1.3 SAS internal fanout cable assemblies .128
5.4.4.1.3.1 SAS internal fanout cable assemblies overview . 128
5.4.4.1.3.2 SAS internal controller-based fanout cable assemblies. 129
5.4.4.1.3.3 SAS internal backplane-based fanout cable assemblies . 132
5.4.4.2 SAS external cable assemblies. 135
5.4.4.2.1 SAS external cable assemblies overview. 135
5.4.4.2.2 SAS external cable assembly - Mini SAS 4x . 136
5.4.4.2.3 SAS external cable assembly - Mini SAS HD 4x. 139

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– 4 – ISO/IEC 14776-154:2017 © ISO/IEC 2017
5.4.4.2.4 SAS external cable assembly - Mini SAS HD 8x. 141
5.4.4.2.5 SAS external cable assembly - Mini SAS HD 8x to Mini SAS HD 4x . 143
5.4.4.2.6 SAS external cable assembly - Mini SAS HD 4x to Mini SAS 4x . 145
5.4.4.2.7 SAS external cable assembly - QSFP+. 146
5.4.5 Backplanes . 146
5.5 TxRx connection characteristics. 147
5.5.1 TxRx connection characteristics overview. 147
5.5.2 TxRx connection general characteristics . 148
5.5.3 Passive TxRx connection S-parameter limits . 149
5.5.4 Passive TxRx connection characteristics for untrained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s . 151
5.5.5 Passive TxRx connection characteristics for trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s . 152
5.5.6 Passive TxRx connection characteristics for trained 12 Gbit/s. 153
5.5.7 TxRx connection characteristics for active cable assemblies. 157
5.5.7.1 Active cable assembly electrical characteristics for trained 6 Gbit/s overview. 157
5.5.7.2 Active cable assembly output electrical characteristics for trained 6 Gbit/s. 157
5.5.7.3 Active cable assembly S-parameter limits for trained 6 Gbit/s and trained 12 Gbit/s. 158
5.5.7.4 Active cable assembly electrical characteristics overview for 12 Gbit/s. 159
5.5.7.5 Active cable assembly electrical characteristics for 12 Gbit/s. 160
5.6 Test loads. 161
5.6.1 Test loads overview . 161
5.6.2 Zero-length test load. 162
5.6.3 TCTF test load . 163
5.6.4 Low-loss TCTF test load. 168
5.6.5 Trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s reference transmitter test load. 169
5.7 End to end simulation for trained 12 Gbit/s . 173
5.7.1 End to end simulation for trained 12 Gbit/s overview. 173
5.7.2 Usage models for end to end simulation for trained 12 Gbit/s. 174
5.7.3 Reference transmitter equalization for trained 12 Gbit/s.175
5.7.4 Crosstalk measurement for end to end simulations and 12 Gbit/s jitter tolerance. 177
5.8 Transmitter device and receiver device electrical characteristics. 178
5.8.1 General electrical characteristics. 178
5.8.2 Transmitter device and receiver device transients. 179
5.8.3 Eye masks and the JTF . 180
5.8.3.1 Eye masks overview. 180
5.8.3.2 JTF . 180
5.8.3.3 Transmitter device eye mask for untrained 1.5 Gbit/s and 3 Gbit/s . 181
5.8.3.4 Receiver device eye mask for untrained 1.5 Gbit/s and 3 Gbit/s . 182
5.8.3.5 Receiver device jitter tolerance eye mask for untrained 1.5 Gbit/s and 3 Gbit/s. 182
5.8.4 Transmitter device characteristics . 184
5.8.4.1 Transmitter device characteristics overview. 184
5.8.4.2 Transmitter device coupling requirements . 184
5.8.4.3 Transmitter device general electrical characteristics. 184
5.8.4.4 Transmitter device signal output characteristics for untrained 1.5 Gbit/s and 3 Gbit/s as
measured with the zero-length test load . 186
5.8.4.5 Transmitter device signal output characteristics for untrained 1.5 Gbit/s and 3 Gbit/s as
measured with each test load . 187
5.8.4.6 Transmitter device signal output characteristics for trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s. 189
5.8.4.6.1 Transmitter device signal output characteristics for trained 1.5 Gbit/s, 3 Gbit/s, and
6 Gbit/s overview. 189
5.8.4.6.2 Trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s transmitter device test procedure. 190
5.8.4.6.3 Trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s Transmitter device S-parameter limits. 191
5.8.4.6.4 Recommended trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s transmitter device settings for
interoperability . 192
5.8.4.6.5 Trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s reference transmitter device characteristics. 193
5.8.4.6.6 Trained 1.5 Gbit/s, 3 Gbit/s, and 6 Gbit/s Transmitter equalization, VMA, and V
P-P
measurement. 194
5.8.4.7 Transmitter device signal output characteristics for trained 12 Gbit/s. 196
5.8.4.7.1 Transmitter device signal output characteristics for trained 12 Gbit/s overview . 196

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ISO/IEC 14776-154:2017 © ISO/IEC 2017 – 5 –
5.8.4.7.2 12 Gbit/s Transmitter device S-parameter limits. 203
5.8.4.7.3 12 Gbit/s reference transmitter device. 205
5.8.4.7.4 Transmitter device end to end simulation characteristics for trained 12 Gbit/s . 207
5.8.4.7.5 Transmitter device signal output characteristics at CTS for 12 Gbit/s when an active
cable is connected. 208
5.8.4.8 Transmitter device signal output characteristics for OOB signals. 208
5.8.5 Receiver device characteristics . 210
5.8.5.1 Receiver device characteristics overview. 210
5.8.5.2 Receiver device coupling requirements . 210
5.8.5.3 Receiver device general electrical characteristics.211
5.8.5.4 Delivered signal characteristics for untrained 1.5 Gbit/s and 3 Gbit/s. 213
5.8.5.5 Maximum delivered jitter for untrained 1.5 Gbit/s and 3 Gbit/s . 214
5.8.5.6 Receiver device jitter tolerance for untrained 1.5 Gbit/s and 3 Gbit/s . 215
5.8.5.7 Receiver device and delivered signal characteristics for trained 1.5 Gbit/s, 3 Gbit/s,
6 Gbit/s, and 12 Gbit/s . 216
5.8.5.7.1 Delivered signal characteristics for trained 1.5 Gbit/s, 3 Gbit/s, 6 Gbit/s, and 12 Gbit/s . 216
5.8.5.7.2 Receiver device S-parameter limits. 216
5.8.5.7.3 Reference receiver device characteristics. 218
5.8.5.7.3.1 Reference receiver device overview . 218
5.8.5.7.3.2 Reference receiver device DFE . 219
5.8.5.7.3.3 Reference receiver device equalization for trained 12 Gbit/s. 219
5.8.5.7.4 Reference receiver device termination characteristics for trained 1.5 Gbit/s, 3 Gbit/s,
and 6 Gbit/s . 220
5.8.5.7.5 Reference receiver device termination characteristics for trained 12 Gbit/s. 220
5.8.5.7.6 Stressed receiver device jitter tolerance test.221
5.8.5.7.6.1 Stressed receiver device jitter tolerance test overview for trained 1.5 Gbit/s,
3 Gbit/s, and 6 Gbit/s . 221
5.8.5.7.6.2 Stressed receiver device jitter tolerance test procedure for trained 1.5 Gbit/s,
3 Gbit/s, and 6 Gbit/s . 223
5.8.5.7.6.3 Test equipment calibration and ISI generator calibration for trained 1.5 Gbit/s,
3 Gbit/s, and 6 Gbit/s . 224
5.8
...