{"id":3344,"date":"2024-06-19T06:57:00","date_gmt":"2024-06-19T06:57:00","guid":{"rendered":"https:\/\/www.oscoo.com\/?p=3344"},"modified":"2024-11-28T04:00:29","modified_gmt":"2024-11-28T04:00:29","slug":"nand-flash-slc-mlc-tlc-and-qlc","status":"publish","type":"post","link":"https:\/\/www.oscoo.com\/kr\/news\/nand-flash-slc-mlc-tlc-and-qlc\/","title":{"rendered":"\ub0b8\ub4dc \ud50c\ub798\uc2dc SLC, MLC, TLC \ubc0f QLC"},"content":{"rendered":"

\ub0b8\ub4dc \ud50c\ub798\uc2dc\ub294 \uc57d 40\ub144 \uc804\uc5d0 \ubc1c\uba85\ub418\uc5b4 \uc804\uc790 \uae30\uae30\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ud544\uc218\ud488\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub0b8\ub4dc \ud50c\ub798\uc2dc\ub294 \uc804\uc6d0 \uc5c6\uc774\ub3c4 \ub370\uc774\ud130\ub97c \uc720\uc9c0\ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ub0b4\ubd80 \ubc0f \uc678\ubd80 \uc2a4\ud1a0\ub9ac\uc9c0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4. \uae30\uc874 \ub514\uc2a4\ud06c\uc5d0 \ube44\ud574 \ub0b8\ub4dc \ud50c\ub798\uc2dc\ub294 \ub354 \uc791\uc740 \ud06c\uae30, \ub354 \uc870\uc6a9\ud55c \uc791\ub3d9, \ub354 \ub192\uc740 \uc548\uc815\uc131 \ub4f1\uc758 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 \uae30\uacc4 \ubd80\ud488\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \ucda9\uaca9\uc5d0 \ub354 \uac15\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc7a5\uc810\uc73c\ub85c \uc778\ud574 \ub2e4\uc591\ud55c \uc2dc\uc7a5\uc5d0\uc11c \ud3ed\ub113\uac8c \ucc44\ud0dd\ub418\uace0 \ub2e4\uc591\ud55c \uc720\ud615\uc758 \ub0b8\ub4dc \ud50c\ub798\uc2dc\uac00 \uac1c\ubc1c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub0b8\ub4dc \ud50c\ub798\uc2dc\uc5d0\ub294 SLC, MLC, TLC \ubc0f QLC\uc758 \ub124 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>

SLC(\ub2e8\uc77c \ub808\ubca8 \uc140)<\/p>

SLC\ub294 \uac00\uc7a5 \uace0\uc131\ub2a5\uc758 \ub0b8\ub4dc \uba54\ubaa8\ub9ac \uc720\ud615\uc785\ub2c8\ub2e4. \uac01 \uba54\ubaa8\ub9ac \uc140\uc740 1\ube44\ud2b8 \ub370\uc774\ud130\ub9cc \uc800\uc7a5\ud558\ubbc0\ub85c \uac01 \uc140\uc5d0\ub294 \ub450 \uac00\uc9c0 \uc0c1\ud0dc\ub9cc \uc788\uc2b5\ub2c8\ub2e4: 0 \ub610\ub294 1. \ub450 \uac00\uc9c0 \uc0c1\ud0dc\ub9cc \uad6c\ubd84\ud558\uba74 \ub418\uae30 \ub54c\ubb38\uc5d0 SLC\ub294 \uc77d\uae30 \ubc0f \uc4f0\uae30 \uc18d\ub3c4\uac00 \ub9e4\uc6b0 \ube60\ub985\ub2c8\ub2e4. \ub610\ud55c \uc4f0\uae30 \ub0b4\uad6c\uc131\ub3c4 \uae38\uc5b4 \uc77c\ubc18\uc801\uc73c\ub85c \ud504\ub85c\uadf8\ub7a8\/\uc9c0\uc6b0\uae30 \uc8fc\uae30\uac00 100,000\ud68c\uc5d0 \uc774\ub985\ub2c8\ub2e4. \ub530\ub77c\uc11c \ub370\uc774\ud130 \uc2e0\ub8b0\uc131\uacfc \ub0b4\uad6c\uc131 \uce21\uba74\uc5d0\uc11c \ub6f0\uc5b4\ub09c SL C\ub294 \uc0b0\uc5c5\uc6a9, \uc5d4\ud130\ud504\ub77c\uc774\uc988 \uc2a4\ud1a0\ub9ac\uc9c0, \uace0\uc131\ub2a5 \ucef4\ud4e8\ud305 \ub4f1 \uace0\uc131\ub2a5\uacfc \uc548\uc815\uc131\uc774 \uc694\uad6c\ub418\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>

\uadf8\ub7ec\ub098 \uac01 \uba54\ubaa8\ub9ac \uc140\uc774 1\ube44\ud2b8 \ub370\uc774\ud130\ub9cc \uc800\uc7a5\ud560 \uc218 \uc788\uc5b4 \uc800\uc7a5 \ubc00\ub3c4\uac00 \ub0ae\uae30 \ub54c\ubb38\uc5d0 SLC\uc758 \uc81c\uc870 \ube44\uc6a9\uc774 \uc0c1\ub300\uc801\uc73c\ub85c \ub192\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uae30\uac00\ubc14\uc774\ud2b8\ub2f9 \ube44\uc6a9\uc774 \ub192\uc544 \uace0\uc6a9\ub7c9 \uc2a4\ud1a0\ub9ac\uc9c0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ub370 \ud55c\uacc4\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>

MLC(\uba40\ud2f0 \ub808\ubca8 \uc140)<\/p>

MLC\ub294 SLC\uc758 \ubc1c\uc804\ub41c \ubc84\uc804\uc73c\ub85c, \uac01 \uba54\ubaa8\ub9ac \uc140\uc5d0 2\ube44\ud2b8 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc73c\uba70, \uac01 \uc140\uc5d0\ub294 4\uac00\uc9c0 \uc0c1\ud0dc\uac00 \uc788\uc2b5\ub2c8\ub2e4: 00, 01, 10, 11\uc785\ub2c8\ub2e4. SLC\uc5d0 \ube44\ud574 MLC\ub294 \uc800\uc7a5 \ubc00\ub3c4\uac00 \ub192\uae30 \ub54c\ubb38\uc5d0 \uae30\uac00\ubc14\uc774\ud2b8\ub2f9 \ube44\uc6a9\uc774 \ub354 \ub0ae\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc MLC\ub294 \ub354 \ub9ce\uc740 \uc0c1\ud0dc\ub97c \uad6c\ubd84\ud574\uc57c \ud558\uae30 \ub54c\ubb38\uc5d0 \uc4f0\uae30 \ubc0f \uc77d\uae30 \uc18d\ub3c4\uac00 SLC\ubcf4\ub2e4 \ub290\ub9bd\ub2c8\ub2e4. \ub610\ud55c MLC\uc758 \uc4f0\uae30 \ub0b4\uad6c\uc131\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 3,000~10,000\ud68c\uc758 \ud504\ub85c\uadf8\ub7a8\/\uc9c0\uc6b0\uae30 \uc8fc\uae30\ub85c \ub354 \uc9e7\uc2b5\ub2c8\ub2e4.<\/p>

\uc18d\ub3c4\uc640 \ub0b4\uad6c\uc131\uc740 SLC\uc5d0 \ube44\ud574 \ub5a8\uc5b4\uc9c0\uc9c0\ub9cc, MLC\ub294 \uc800\uc7a5 \uc6a9\ub7c9\uacfc \ube44\uc6a9 \uba74\uc5d0\uc11c \uc0c1\ub2f9\ud55c \uc774\uc810\uc744 \uc81c\uacf5\ud558\ubbc0\ub85c \uc0b0\uc5c5\uc6a9 \ubc0f \uc18c\ube44\uc790\uc6a9 SSD(\uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \ub4dc\ub77c\uc774\ube0c)\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>

TLC(\ud2b8\ub9ac\ud50c \ub808\ubca8 \uc140)<\/p>

TLC\ub294 \uac01 \uba54\ubaa8\ub9ac \uc140\uc5d0 3\ube44\ud2b8 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc5b4 \uc800\uc7a5 \ubc00\ub3c4\ub97c \ub354\uc6b1 \ub192\uc774\uba70, \uc774\ub294 \uac01 \uc140\uc774 8\uac1c\uc758 \uc0c1\ud0dc\ub97c \uac16\ub294\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4: 000, 001, 010, 011, 100, 101, 110, 111. MLC\uc5d0 \ube44\ud574 TLC\ub294 \uc800\uc7a5 \ubc00\ub3c4\uac00 \ud6e8\uc52c \ub192\uae30 \ub54c\ubb38\uc5d0 \uae30\uac00\ubc14\uc774\ud2b8\ub2f9 \ube44\uc6a9\uc774 \ub354 \ub0ae\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c TLC\ub294 \uace0\uc6a9\ub7c9 SSD\uc640 \uac19\uc774 \ub300\uc6a9\ub7c9\uc758 \uc2a4\ud1a0\ub9ac\uc9c0\uac00 \ud544\uc694\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub9e4\uc6b0 \uc801\ud569\ud569\ub2c8\ub2e4, USB \ud50c\ub798\uc2dc \ub4dc\ub77c\uc774\ube0c<\/strong> \ubc0f \uba54\ubaa8\ub9ac \uce74\ub4dc.<\/p>

\"\"<\/figure>

\uadf8\ub7ec\ub098 \uc2a4\ud1a0\ub9ac\uc9c0 \ubc00\ub3c4\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uc4f0\uae30 \ub0b4\uad6c\uc131\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 500~1,000\ud68c\uc758 \ud504\ub85c\uadf8\ub7a8\/\uc9c0\uc6b0\uae30 \uc8fc\uae30\ub85c \uc9e7\uc544\uc9d1\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub300\ubd80\ubd84\uc758 \uc18c\ube44\uc790 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0 TLC\uc758 \uc131\ub2a5\uc740 \uc5ec\uc804\ud788 \ucda9\ubd84\ud569\ub2c8\ub2e4.<\/p>

QLC(\ucffc\ub4dc \ub808\ubca8 \uc140)<\/p>

QLC\ub294 \ud604\uc7ac \uc800\uc7a5 \ubc00\ub3c4\uac00 \uac00\uc7a5 \ub192\uc740 \ub0b8\ub4dc \uba54\ubaa8\ub9ac \uc720\ud615\uc73c\ub85c, \uac01 \uba54\ubaa8\ub9ac \uc140\uc5d0 4\ube44\ud2b8 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc73c\uba70 \uac01 \uc140\uc5d0\ub294 16\uac1c\uc758 \uc0c1\ud0dc\uac00 \uc788\uc2b5\ub2c8\ub2e4: 0000, 0001, 0010, 0011, 0100, 0101, 0110, 0111, 1000, 1001, 1010, 1011, 1100, 1101, 1110 \ubc0f 1111. \uc77c\ubc18\uc801\uc73c\ub85c QLC\ub294 \uc81c\uc870 \ube44\uc6a9\uc774 \ub0ae\uae30 \ub54c\ubb38\uc5d0 \uc800\ub834\ud55c \ube44\uc6a9\uc73c\ub85c \ub300\uc6a9\ub7c9\uc744 \ud544\uc694\ub85c \ud558\ub294 \uc800\uc7a5 \uc7a5\uce58\uc5d0 \ub9e4\uc6b0 \uc720\ub9ac\ud569\ub2c8\ub2e4.<\/p>

QLC\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 150\ud68c\uc758 \ud504\ub85c\uadf8\ub7a8\/\uc9c0\uc6b0\uae30 \uc8fc\uae30\ub85c TLC\ubcf4\ub2e4 \uc4f0\uae30 \ub0b4\uad6c\uc131\uc774 \uc9e7\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc0ac\ubb34\uc2e4\uacfc \uac00\uc815\uc5d0\uc11c\ub294 \uc774 \uc815\ub3c4 \uc218\uba85\uc73c\ub85c\ub3c4 \ucda9\ubd84\ud569\ub2c8\ub2e4. QLC\ub294 \ub9e4\uc6b0 \ud070 \uc6a9\ub7c9\uc758 \uc2a4\ud1a0\ub9ac\uc9c0\uac00 \ud544\uc694\ud558\uc9c0\ub9cc \uac00\uaca9\uc774 \uc800\ub834\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

\ud604\ub300 \uc804\uc790\uc81c\ud488\uc758 \ucd08\uc11d\uc778 NAND \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 \uc804\ub825 \uc5c6\uc774 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud569\ub2c8\ub2e4. SLC, MLC, TLC, QLC \ub4f1 \ub2e4\uc591\ud55c \uc18d\ub3c4, \ub0b4\uad6c\uc131, \ube44\uc6a9 \ud6a8\uc728\uc131\uc744 \uc81c\uacf5\ud558\ub294 \ub0b8\ub4dc \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 \uace0\uc131\ub2a5 \ucef4\ud4e8\ud305\ubd80\ud130 \uac00\uc804\uc81c\ud488\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>","protected":false},"author":2,"featured_media":3345,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[52],"tags":[],"class_list":["post-3344","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/posts\/3344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/comments?post=3344"}],"version-history":[{"count":0,"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/posts\/3344\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/media\/3345"}],"wp:attachment":[{"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/media?parent=3344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/categories?post=3344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oscoo.com\/kr\/wp-json\/wp\/v2\/tags?post=3344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}