PUBLISHED SFF-TA-1016 Rev 1.2
Internal Unshielded High Speed Connector System Page 3
Copyright © 2024 SNIA. All rights reserved.
Foreword
The development work on this specification was done by the SNIA SFF TA TWG, an industry group. Since its
formation as the SFF Committee in August 1990, the membership has included a mix of companies that are leaders
across the industry.
For those who wish to participate in the activities of the SFF TA TWG, the signup for membership can be found at
https://www.snia.org/sff/join
.
Revision History
Rev 1.0
June 02, 2021
:
- First Publication
Rev 1.1
March 01, 2023
:
- Updated the tolerances of dimensions A16, C16, E16, and G16 from ±0.20 to +0.20/-0.05.
- The values for dimensions B08 and B09 in Table 5-6 were reversed to match the applicable
drawing dimensions shown in Figure 5-8.
- Updated Figure 6-1 and Table 6-1 to add dimension J23.
- Updated Figure 6-2, Figure 6-3, and Table 6-2 to add dimension L23.
- Updated Figure 6-4 and Table 6-3 to add dimension N21.
- Updated Figure 6-5 and Table 6-4 to add dimension Q21.
- Updated copyright date to 2023.
Rev 1.2
March 07, 2024
:
- Minor editorial edits
- Added the no anti-skew flange versions of the 38P, 124P, and 148P size plugs in the same
manner as the 74P size plug that was already included. Added new Figure 6-2 Straight Plug
with No Side Flanges for 38 Contacts and modified Table 6-1 accordingly, including adding
Notes 1, 2, & 3. Added new Figure 6-6 Straight Plug with No Side Flanges for 124 Contacts
and modified Table 6-3 accordingly, including adding Notes 1, 2, & 3. Added new Figure 6-8
Straight Plug with No Side Flanges for 148 Contacts and modified Table 6-4 accordingly,
including adding Notes 1, 2, & 3.
- Updated list of Industry Documents in section 2.1.
- Added EDSFF to Acronyms and Abbreviations in section 3.2.
- Added new section 4.1.5 Connector Configuration 5 – Hybrid EDSFF Solution Connectors and
inserted a new Figure 4-6, renumbering the remaining section 4 figures accordingly.
- Inserted a new Section 7 Hybrid EDSFF Solution Mechanical Specification, renumbering the
remaining section numbers accordingly. Added new Figure 7-1, new Table 7-1, new Figure 7-2,
new Table 7-2, new Figure 7-3, new Table 7-3, new Figure 7-4, new Table 7-4, new
Figure
7-5, new Table 7-5, new Figure 7-6, and new Table 7-6
- In Appendix A, added new section A.2.5 including new Figure A-5 and new Table A-5.
- Added a new paragraph to Section 7.1 mentioning how the signals and sidebands may be
connected within the hybrid EDSFF solution plugs.
- Updated Figure 7-1 to align Datum A with the paddle card thickness dimension, K02, since the
datum is intended to be the centerline of the paddle card thickness, not the bottom surface.
- Updated Figure 7-3 to add the missing centerlines in the top view, added dimension BB35,
updated dimension BB13, and added the missing True Position tolerance to the BB10
dimension. Also, updated Table 7-3 accordingly.
- Updated Figure 7-4 to correct a typo regarding dimensions BD19, BD20, and BD21 (were
incorrectly labeled in this figure as BE19, BE20, and BE21).
- Updated Figure 7-6 to add the missing centerlines in the top view, added dimension BA35,
updated dimension BA13, and moved the True Position tolerance from the BA14 dimension to
the BA10 dimension. Also, updated Table 7-6 accordingly.
- Fixed several website addresses & associated hyperlinks and made a few editorial changes per
the Approval Ballot Comment Resolution.
