SD Express

Flash-based removable media has a host of use cases in products ranging from content capture devices to portable game consoles. Behind the standards of these is the SD Association, and we saw the introduction of an NVMe-based SD Express standard (SD 7.0) in 2018, with a SD 8.0 follow-up in 2020. SD cards, as well as card readers based on these new standards, have been making the rounds at various trade shows since 2019. However, none went on to appear in the retail market. That is about to change in the coming months, with both ADATA and Lexar announcing plans to launch their SD Express 7.1 cards within the next few quarters. The cards from both vendors are based on the Silicon Motion SM2708...

Silicon Motion Announces SM2708 SD Express Controller

Silicon Motion has announced their first SD Card controller to support the NVMe-based SD Express interface. The new SM2708 controller is capable of sequential transfer speeds of 1700 MB/s...

17 by Billy Tallis on 4/7/2021

Phison Develops PS5017 Controller for SD Express & MicroSD Express Cards

In order for the SD 7.0/7.1 (aka SD Express) ecosystem to take off, a number of things are needed, but aside from specification itself, availability of controllers for card...

18 by Anton Shilov on 6/14/2019

Realtek Showcases RTS5261 SD Express Controller, up to 128 TB at 1GB/s

Last year the SD Association published its Secure Digital 7.0 standard that defines SD Express cards. At this year’s Computex, Realtek demonstrated one of the industry’s first SD Express...

11 by Anton Shilov on 6/14/2019

SD Association Announces SD 7.0 Spec & SD Express Interface: PCIe + NVMe, Up to 985 MB/s

The SD Association - the body responsible for defining the standards for Secure Digital cards - has made it no secret that the organization has been working on a...

24 by Anton Shilov on 6/28/2018

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