{"id":7295,"date":"2022-08-03T21:30:00","date_gmt":"2022-08-03T12:30:00","guid":{"rendered":"http:\/\/localhost:8080\/238-layer-4d-nand-development\/"},"modified":"2025-02-19T15:21:32","modified_gmt":"2025-02-19T06:21:32","slug":"238-layer-4d-nand-development","status":"publish","type":"post","link":"https:\/\/news.skhynix.co.kr\/238-layer-4d-nand-development\/","title":{"rendered":"SK\ud558\uc774\ub2c9\uc2a4, \uc138\uacc4 \ucd5c\uace0\uce35 238\ub2e8 4D \ub0b8\ub4dc \uac1c\ubc1c \uc131\uacf5"},"content":{"rendered":"
\u00b7 \uc138\uacc4 \ucd5c\ucd08 238\ub2e8 512Gb TLC 7\uc6d4 \uac1c\ubc1c \uc644\ub8cc, \ub0b4\ub144 \uc0c1\ubc18\uae30 \uc591\uc0b0<\/strong>
\n\u00b7 \ucd5c\uace0\uce35, \ucd5c\uc18c \uba74\uc801 \uc81c\ud488 \uad6c\ud604, \uc0dd\uc0b0\uc131\/\uc18d\ub3c4\/\uc804\ub825\uc18c\ubaa8 \ud68d\uae30\uc801 \uac1c\uc120<\/strong>
\n\u00b7 \u201c\uacc4\uc18d\ub418\ub294 \ud601\uc2e0\uc744 \ud1b5\ud574 \uae30\uc220 \ud55c\uacc4 \ub3cc\ud30c\ud574 \ub098\uac08 \uac83\u201d<\/strong><\/div>\n

\"\"<\/p>\n

\u25b2SK\ud558\uc774\ub2c9\uc2a4\uac00 \uac1c\ubc1c\ud55c \ud604\uc874 \uc138\uacc4 \ucd5c\uace0\uce35 238\ub2e8 512Gb TLC 4D \ub0b8\ub4dc\ud50c\ub798\uc2dc<\/p>\n

SK\ud558\uc774\ub2c9\uc2a4\uac00 \ud604\uc874 \ucd5c\uace0\uce35 238\ub2e8 \ub0b8\ub4dc \uac1c\ubc1c\uc5d0 \uc131\uacf5\ud588\ub2e4\uace0 3\uc77c \ubc1c\ud45c\ud588\ub2e4.<\/p>\n

SK\ud558\uc774\ub2c9\uc2a4\ub294 \ucd5c\uadfc 238\ub2e8 512Gb(\uae30\uac00\ube44\ud2b8) TLC(Triple Level Cell)*<\/span> 4D \ub0b8\ub4dc\ud50c\ub798\uc2dc \uc0d8\ud50c\uc744 \uace0\uac1d\uc5d0\uac8c \ucd9c\uc2dc\ud588\uace0, \ub0b4\ub144 \uc0c1\ubc18\uae30 \uc591\uc0b0\uc5d0 \ub4e4\uc5b4\uac04\ub2e4\ub294 \uacc4\ud68d\uc774\ub2e4. \ud68c\uc0ac \uce21\uc740 \u201c2020\ub144 12\uc6d4 176\ub2e8 \ub0b8\ub4dc\ub97c \uac1c\ubc1c\ud55c \uc9c0 1\ub144 7\uac1c\uc6d4 \ub9cc\uc5d0 \ucc28\uc138\ub300 \uae30\uc220\uac1c\ubc1c\uc5d0 \uc131\uacf5\ud588\ub2e4\u201d\uba70 \u201c\ud2b9\ud788 \uc774\ubc88 238\ub2e8 \ub0b8\ub4dc\ub294 \ucd5c\uace0\uce35\uc774\uba74\uc11c\ub3c4 \uc138\uacc4\uc5d0\uc11c \uac00\uc7a5 \uc791\uc740 \ud06c\uae30\uc758 \uc81c\ud488\uc73c\ub85c \uad6c\ud604\ub410\ub2e4\ub294 \ub370 \uc758\ubbf8\ub97c \ub454\ub2e4\u201d\uace0 \ubc1d\ud614\ub2e4.<\/p>\n

*<\/span> \ub0b8\ub4dc\ud50c\ub798\uc2dc\ub294 \ud55c \uac1c\uc758 \uc140(Cell)\uc5d0 \uba87 \uac1c\uc758 \uc815\ubcf4(\ube44\ud2b8 \ub2e8\uc704)\ub97c \uc800\uc7a5\ud558\ub290\ub0d0\uc5d0 \ub530\ub77c SLC(Single Level Cell, 1\uac1c)-MLC(Multi Level Cell, 2\uac1c)-TLC(Triple Level Cell, 3\uac1c)-QLC(Quadruple Level Cell, 4\uac1c)-PLC(Penta Level Cell, 5\uac1c) \ub4f1\uc73c\ub85c \uaddc\uaca9\uc774 \ub098\ub268. \uc815\ubcf4 \uc800\uc7a5\ub7c9\uc774 \ub298\uc5b4\ub0a0\uc218\ub85d \uac19\uc740 \uba74\uc801\uc5d0 \ub354 \ub9ce\uc740 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc74c<\/p>\n

SK\ud558\uc774\ub2c9\uc2a4\ub294 \uc774\ub0a0 \ubbf8\uad6d \uc0b0\ud0c0\ud074\ub77c\ub77c\uc5d0\uc11c \uac1c\ub9c9\ud55c \u2018\ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac \uc11c\ubc0b(Flash Memory Summit, FMS) 2022\u2019*<\/span>\uc5d0\uc11c \uc2e0\uc81c\ud488\uc744 \uacf5\uac1c\ud588\ub2e4. \ud589\uc0ac \uae30\uc870\uc5f0\uc124\uc5d0 \ub098\uc120 SK\ud558\uc774\ub2c9\uc2a4 \ucd5c\uc815\ub2ec \ubd80\uc0ac\uc7a5(NAND\uac1c\ubc1c\ub2f4\ub2f9)\uc740 \u201c\ub2f9\uc0ac\ub294 4D \ub0b8\ub4dc \uae30\uc220\ub825\uc744 \ubc14\ud0d5\uc73c\ub85c \uac1c\ubc1c\ud55c 238\ub2e8\uc744 \ud1b5\ud574 \uc6d0\uac00, \uc131\ub2a5, \ud488\uc9c8 \uce21\uba74\uc5d0\uc11c \uae00\ub85c\ubc8c \ud1b1\ud074\ub798\uc2a4 \uacbd\uc7c1\ub825\uc744 \ud655\ubcf4\ud588\ub2e4\u201d\uba70 \u201c\uc55e\uc73c\ub85c\ub3c4 \uae30\uc220 \ud55c\uacc4\ub97c \ub3cc\ud30c\ud558\uae30 \uc704\ud574 \ud601\uc2e0\uc744 \uac70\ub4ed\ud574 \ub098\uac08 \uac83\u201d\uc774\ub77c\uace0 \uac15\uc870\ud588\ub2e4.<\/p>\n

*<\/span> \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac \uc11c\ubc0b(Flash Memory Summit, FMS): \ub9e4\ub144 \ubbf8\uad6d \uce98\ub9ac\ud3ec\ub2c8\uc544 \uc8fc \uc0b0\ud0c0\ud074\ub77c\ub77c\uc5d0\uc11c \uc5f4\ub9ac\ub294 \ub0b8\ub4dc\ud50c\ub798\uc2dc \uc5c5\uacc4 \uc138\uacc4 \ucd5c\ub300 \uaddc\ubaa8 \ucee8\ud37c\ub7f0\uc2a4(Conference). \uc62c\ud574 \ud589\uc0ac \uae30\uc870\uc5f0\uc124\uc5d0\uc11c SK\ud558\uc774\ub2c9\uc2a4\ub294 \ub0b8\ub4dc \uc194\ub8e8\uc158 \uc790\ud68c\uc0ac\uc778 \uc194\ub9ac\ub2e4\uc784(Solidigm)\uacfc \ud568\uaed8 \uacf5\ub3d9 \ubc1c\ud45c\ub97c \uc9c4\ud589\ud568<\/p>\n

SK\ud558\uc774\ub2c9\uc2a4\ub294 2018\ub144 \uac1c\ubc1c\ud55c \ub0b8\ub4dc 96\ub2e8\ubd80\ud130 \uae30\uc874 3D\ub97c \ub118\uc5b4\uc120 4D \uc81c\ud488\uc744 \uc120\ubcf4\uc5ec\uc654\ub2e4. 4\ucc28\uc6d0 \uad6c\uc870\ub85c \uce69\uc774 \uad6c\ud604\ub418\ub294 4D\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574 \uc774 \ud68c\uc0ac \uae30\uc220\uc9c4\uc740 CTF(Charge Trap Flash)*<\/span>\uc640 PUC(Peri Under Cell)**<\/span> \uae30\uc220\uc744 \uc801\uc6a9\ud588\ub2e4. 4D\ub294 3D \ub300\ube44 \ub2e8\uc704\ub2f9 \uc140 \uba74\uc801\uc774 \uc904\uc5b4\ub4e4\uba74\uc11c\ub3c4 \uc0dd\uc0b0\ud6a8\uc728\uc740 \ub192\uc544\uc9c0\ub294 \uc7a5\uc810\uc744 \uac00\uc9c4\ub2e4.<\/p>\n

*<\/span> CTF (Charge Trap Flash)<\/strong>
\n\"\"<\/p>\n

\uc804\ud558\ub97c \ub3c4\uccb4(\u2460)\uc5d0 \uc800\uc7a5\ud558\ub294 \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8(Floating Gate)\uc640 \ub2ec\ub9ac \uc804\ud558\ub97c \ubd80\ub3c4\uccb4(\u2461)\uc5d0 \uc800\uc7a5\ud574 \uc140\uac04 \uac04\uc12d \ubb38\uc81c\ub97c \ud574\uacb0\ud55c \uae30\uc220\ub85c, \ud50c\ub85c\ud305\uac8c\uc774\ud2b8 \uae30\uc220\ubcf4\ub2e4 \ub2e8\uc704\ub2f9 \uc140 \uba74\uc801\uc744 \uc904\uc774\uba74\uc11c\ub3c4 \uc77d\uae30, \uc4f0\uae30 \uc131\ub2a5\uc744 \ub192\uc77c \uc218 \uc788\ub294 \uac83\uc774 \ud2b9\uc9d5<\/p>\n

\u00a0<\/p>\n

**<\/span> PUC (Peri Under Cell)<\/strong>
\n\"\"<\/p>\n

\uc8fc\ubcc0\ubd80(Peri.) \ud68c\ub85c\ub97c \uc140 \ud68c\ub85c \ud558\ub2e8\ubd80\uc5d0 \ubc30\uce58\ud574 \uc0dd\uc0b0\ud6a8\uc728\uc744 \uadf9\ub300\ud654\ud558\ub294 \uae30\uc220<\/p>\n<\/div>\n

\uc774\ubc88 238\ub2e8\uc740 \ub2e8\uc218\uac00 \ub192\uc544\uc9c4 \uac83\uc740 \ubb3c\ub860, \uc138\uacc4 \ucd5c\uc18c \uc0ac\uc774\uc988\ub85c \ub9cc\ub4e4\uc5b4\uc838 \uc774\uc804 \uc138\ub300\uc778 176\ub2e8 \ub300\ube44 \uc0dd\uc0b0\uc131\uc774 34% \ub192\uc544\uc84c\ub2e4. \uc774\uc804\ubcf4\ub2e4 \ub2e8\uc704 \uba74\uc801\ub2f9 \uc6a9\ub7c9\uc774 \ucee4\uc9c4 \uce69\uc774 \uc6e8\uc774\ud37c\ub2f9 \ub354 \ub9ce\uc740 \uac1c\uc218\ub85c \uc0dd\uc0b0\ub418\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n

\uc774\uc640 \ud568\uaed8 238\ub2e8\uc758 \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\ub294 \ucd08\ub2f9 2.4Gb\ub85c \uc774\uc804 \uc138\ub300 \ub300\ube44 50% \ube68\ub77c\uc84c\ub2e4. \ub610, \uce69\uc774 \ub370\uc774\ud130\ub97c \uc77d\uc744 \ub54c \uc4f0\ub294 \uc5d0\ub108\uc9c0 \uc0ac\uc6a9\ub7c9\uc774 21% \uc904\uc5b4, \uc804\ub825\uc18c\ubaa8 \uc808\uac10\uc744 \ud1b5\ud574 ESG \uce21\uba74\uc5d0\uc11c \uc131\uacfc\ub97c \ub0c8\ub2e4\uace0 \ud68c\uc0ac\ub294 \ubcf4\uace0 \uc788\ub2e4.<\/p>\n

SK\ud558\uc774\ub2c9\uc2a4\ub294 PC \uc800\uc7a5\uc7a5\uce58\uc778 cSSD(client SSD)\uc5d0 \ub4e4\uc5b4\uac00\ub294 238\ub2e8 \uc81c\ud488\uc744 \uba3c\uc800 \uacf5\uae09\ud558\uace0, \uc774\ud6c4 \uc2a4\ub9c8\ud2b8\ud3f0\uc6a9\uacfc \uc11c\ubc84\uc6a9 \uace0\uc6a9\ub7c9 SSD \ub4f1\uc73c\ub85c \uc81c\ud488 \ud65c\uc6a9 \ubc94\uc704\ub97c \ub113\ud600\uac04\ub2e4\ub294 \uacc4\ud68d\uc774\ub2e4. \uc774\uc5b4 \ub0b4\ub144\uc5d0\ub294 \ud604\uc7ac\uc758 512Gb\ubcf4\ub2e4 \uc6a9\ub7c9\uc744 2\ubc30 \ub192\uc778 1Tb \uc81c\ud488\ub3c4 \uc120\ubcf4\uc77c \uc608\uc815\uc774\ub2e4.[\ub05d]<\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

SK\ud558\uc774\ub2c9\uc2a4\uac00 \ud604\uc874 \ucd5c\uace0\uce35 238\ub2e8 \ub0b8\ub4dc \uac1c\ubc1c\uc5d0 \uc131\uacf5\ud588\ub2e4\uace0 3\uc77c \ubc1c\ud45c\ud588\ub2e4. SK\ud558\uc774\ub2c9\uc2a4\ub294 \ucd5c\uadfc 238\ub2e8 512Gb(\uae30\uac00\ube44\ud2b8) TLC(Triple Level Cell)* 4D \ub0b8\ub4dc\ud50c\ub798\uc2dc \uc0d8\ud50c\uc744 \uace0\uac1d\uc5d0\uac8c \ucd9c\uc2dc\ud588\uace0, \ub0b4\ub144 \uc0c1\ubc18\uae30 \uc591\uc0b0\uc5d0 \ub4e4\uc5b4\uac04\ub2e4\ub294 \uacc4\ud68d\uc774\ub2e4. <\/p>\n","protected":false},"author":1,"featured_media":27502,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[92],"tags":[39],"class_list":["post-7295","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-press","tag-39"],"acf":[],"_links":{"self":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts\/7295","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/comments?post=7295"}],"version-history":[{"count":3,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts\/7295\/revisions"}],"predecessor-version":[{"id":45128,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts\/7295\/revisions\/45128"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/media\/27502"}],"wp:attachment":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/media?parent=7295"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/categories?post=7295"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/tags?post=7295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}