By Silicon Motion, Single-Channel UHS-II SD Card Controller Solution

Silicon Motion Technology Corporation introduced the SM2704, a UHS-II SD card controller solution.

It supports the highest-level SD card standards: UHS-II bus interface and UHS Speed Class 3 featuring a maximum data read speed of up to 280MB/s along with a maximum data write speed of up to 260MB/s. By supporting the U3 Speed Class, it delivers ample performance to handle the needs of professional photography, high-definition video recording and compressed 4K video capture and playback.

“Silicon Motion is the number one merchant supplier of UHS-I/II card controllers, which are the majority of our overall SD card controller sales. The SM2704 extends the company’s leadership with the highest performance UHS-II controller while utilizing a cost-effective, single-channel design,” said Wallace Kou, president and CEO, Silicon Motion. “We are pleased to partner with Micron in enabling the world’s fastest UHS-II SD cards in the market today.“

“UHS-II technology raises the performance levels for professional photographers, videographers and enthusiasts,” said Wes Brewer, VP, Micron Consumer Products Group. “The SM2704, with Micron’s proprietary high-performance NAND flash and card reader combination, enables us to deliver the highest performance solutions at an affordable price in our new UHS-II Professional SDHC and SDXC cards.“

It is a hardware/firmware solution that supports all types of NAND flash, including 1x/1y/1z nm SLC and MLC NAND.

This product is first available in the Lexar PRO 2000x as well as the PRO 1000x SDHC/SDXC cards.

The product was showcased in the SD Association booth at the Photokina show, September 16-21 in Cologne, Germany.