August 10, 2022



SK Hynix develops world’s highest 238-Layer 4D NAND flash

SK Hynix develops world’s highest 238-Layer 4D NAND flash.Supply: SK HynixA week after Micron Expertise introduced that it started the manufacturing of the trade’s first 232-layer triple-level cell (TLC) NAND flash reminiscence chip, South Korean conglomerate SK Hynix shared that it has developed the trade’s highest 238-layer NAND Flash product.Mass manufacturing is anticipated to start out within the first half of 2023.A few week in the past, US-based chief in storage and reminiscence, Micron Expertise Inc, introduced that it has began engaged on the trade’s first 232-layer triple-level cell (TLC) NAND flash reminiscence chip. Not too lengthy after, South Korea’s reminiscence chip big SK hynix unveiled that they are going to be providing the world’s highest 238-Layer NAND Flash design based mostly on 4D layering that can be utilized for PC storage units and in a while, smartphones and servers.SK Hynic, additionally the world’s second-largest reminiscence chip maker, mentioned that the 238-layer NAND Flash product is anticipated to enter manufacturing by the primary half of 2023. The corporate described it because the “trade’s highest” NAND flash chip, difficult its US rival Micron who had begun transport a 232-layer NAND chip. SK Hynix mentioned the brand new 238-layer chip is the smallest NAND flash chip in measurement, boasts a 50% enchancment in knowledge switch pace over earlier era chips and energy effectivity as nicely, because it cuts the amount of vitality consumed for knowledge studying by 21%. The corporate has the truth is shipped samples of these 238-layer 512Gb TLC 4D NAND merchandise to prospects, with plans to start out mass manufacturing within the first half of 2023. For context, NAND Flash merchandise are categorized into Single Degree Cell, Multi Degree Cell, Triple Degree Cell, Quadruple Degree Cell, and Penta Degree Cell relying on the variety of info (unit: bit) contained in a single cell. {That a} cell incorporates extra info means extra knowledge may be saved inside the identical extent of the realm.Because the growth of the 96-layer NAND product in 2018, SK Hynix has launched a collection of 4D merchandise that outperform present 3D merchandise. The corporate has utilized cost lure flash and peri underneath cell applied sciences to make chips with 4D constructions. 4D merchandise have a smaller cell space per unit in contrast with 3D, resulting in greater manufacturing effectivity.“The newest achievement follows the event of the 176-layer NAND product in December 2020,” the corporate acknowledged. “It’s notable that the most recent 238-layer product is probably the most layered and smallest within the space on the identical time.” The corporate unveiled the event of the most recent product on the Flash Reminiscence Summit 2022* in Santa Clara.SK Hynix’s head of NAND growth Jungdal Choi in his keynote speech through the occasion mentioned, “SK Hynix secured international top-tier competitiveness in perspective of value, efficiency, and high quality by introducing the 238-layer product based mostly on its 4D NAND applied sciences/ We’ll proceed improvements to search out breakthroughs in technological challenges.”The 238-layer merchandise will likely be first adopted for shopper SSDs that are used as PC storage units, earlier than being supplied for smartphones and high-capacity SSDs for servers later. SK Hynix mentioned the corporate may also introduce 238-layer merchandise in 1 Terabit (Tb) subsequent yr, with density doubled in comparison with the present 512Gb product.
Dashveenjit Kaur
| @DashveenjitKDashveen writes for Tech Wire Asia and TechHQ, offering research-based commentary on the thrilling world of expertise in enterprise. Beforehand, she reported on the bottom of Malaysia’s fast-paced political enviornment and inventory market.

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