{"id":1140,"date":"2022-08-22T13:00:00","date_gmt":"2022-08-22T04:00:00","guid":{"rendered":"https:\/\/www.hagisol.co.jp\/techblog\/?p=1140"},"modified":"2023-06-15T14:33:21","modified_gmt":"2023-06-15T05:33:21","slug":"post-1140","status":"publish","type":"post","link":"https:\/\/www.hagisol.co.jp\/techblog\/?p=1140","title":{"rendered":"SLC\u30e2\u30fc\u30c9\u3068\u306f"},"content":{"rendered":"\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-white-color has-vivid-cyan-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/www.hagisol.co.jp\/form\/contact.php\"><strong>\u304a\u554f\u3044\u5408\u308f\u305b\u306f\u3053\u3061\u3089<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<h2 id=\"outline__1\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u3066\u3044\u308b\u88fd\u54c1<\/mark><\/h2>\n\n\n\n<ul class=\"wp-block-list\" style=\"font-size:16px\">\n<li><a href=\"https:\/\/www.hagisol.co.jp\/products\/storage\">\u30d5\u30e9\u30c3\u30b7\u30e5\u30b9\u30c8\u30ec\u30fc\u30b8\u88fd\u54c1<\/a><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 id=\"outline__2\" class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color\">\u6700\u521d\u306b<\/h2>\n\n\n\n<p class=\"has-medium-font-size\"><strong>NANDFlash Memory\u306e\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u30fb\u52d5\u4f5c\u30e2\u30fc\u30c9\u306b\u3064\u3044\u3066<\/strong><\/p>\n\n\n\n<p>NAND Flash Memory\uff08NAND\uff09\u3068\u306f\u96fb\u6e90\u306b\u63a5\u7d9a\u3057\u3066\u3044\u306a\u3044\u6642\u3067\u3082\u3001\u66f8\u304d\u8fbc\u307f\u3092\u884c\u3063\u305f\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3059\u3002\u4e0a\u8a18\u306e\u7279\u6027\u304b\u3089SSD\u3001SD\u30ab\u30fc\u30c9\u3001USB\u30e1\u30e2\u30ea\u306a\u3069\u69d8\u3005\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u306bNAND\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br>\u307e\u305fNAND\u306f\u8907\u6570\u306e\u7a2e\u985e\u3001\u52d5\u4f5c\u30e2\u30fc\u30c9\u304c\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u4fe1\u983c\u6027(\u30c7\u30fc\u30bf\u4fdd\u6301\u529b)\u30fb\u30b3\u30b9\u30c8\u30fb\u5bb9\u91cf\u306a\u3069\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306b\u30a4\u30e1\u30fc\u30b8\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.hagisol.co.jp\/techblog\/wp-content\/uploads\/2022\/08\/image-3.png\" alt=\"\" class=\"wp-image-1156\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\"><strong>NAND<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\"><strong>1\u30bb\u30eb\u306e\u5bb9\u91cf<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u4fe1\u983c\u6027<\/th><th class=\"has-text-align-center\" data-align=\"center\"><strong>\u66f8\u63db\u56de\u6570<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u30b3\u30b9\u30c8\u30e1\u30ea\u30c3\u30c8<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u6700\u5927\u5bb9\u91cf<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">SLC<\/td><td class=\"has-text-align-center\" data-align=\"center\">1bit<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">MLC<\/td><td class=\"has-text-align-center\" data-align=\"center\">2bit<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">TLC<\/td><td class=\"has-text-align-center\" data-align=\"center\">3bit<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605\u2605<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2605\u2605\u2605<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u203b\u2605\u306e\u6570\u306f\u5927\u5c0f\u95a2\u4fc2\u3092\u793a\u3057\u3066\u304a\u308a\u307e\u3059<\/figcaption><\/figure>\n\n\n\n<h2 id=\"outline__3\" class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color\">\u6bd4\u8f03<\/h2>\n\n\n\n<p class=\"has-medium-font-size\"><strong>SLC vs TLC<\/strong><\/p>\n\n\n\n<p>SLC NAND\u306f1\u30bb\u30eb\u306b\u5bfe\u3057\u30661bit\u306e\u30c7\u30fc\u30bf\u3092\u3001TLC NAND\u306f1\u30bb\u30eb\u306b\u5bfe\u3057\u30663bit\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u30011\u3064\u306e\u7269\u7406\u30bb\u30eb\u306b\u5bfe\u3057\u3066TLC NAND\u306fSLC NAND\u306e3\u500d\u306e\u30c7\u30fc\u30bf\u91cf\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br>\u30b3\u30b9\u30c8\u3068\u5bb9\u91cf\u3092\u8003\u3048\u305f\u5834\u5408\u300cTLC NAND\u306f\u5927\u304d\u3044\u5bb9\u91cf\u3092\u78ba\u4fdd\u53ef\u80fd\u3001\u304b\u3064\u30b3\u30b9\u30c8\u3082\u4ed6\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u3068\u6bd4\u3079\u308b\u3068\u4f4e\u3044\u300d\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br>\u3057\u304b\u3057\u300c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3068\u3044\u3046\u6307\u6a19\u3092\u52a0\u3048\u308b\u3068\u307e\u305f\u5225\u306e\u8003\u3048\u65b9\u304c\u53ef\u80fd\u3067\u3059\u3002<br>NAND\u306e\u30c7\u30fc\u30bf\u306f\u3001\u30bb\u30eb\u306e\u4e2d\u306b\u30c1\u30e3\u30fc\u30b8\u3055\u308c\u3066\u3044\u308b\u96fb\u8377\u91cf\u3067\u30c7\u30fc\u30bf\u3092\u5224\u5225\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.hagisol.co.jp\/techblog\/wp-content\/uploads\/2022\/08\/image-4-1024x295.png\" alt=\"\" class=\"wp-image-1157\"\/><\/figure>\n\n\n\n<p>\u4f8b\u3068\u3057\u3066\u30bb\u30eb\u5185\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u72b6\u6cc1\u3092\u3001\u5bb9\u5668\u306e\u6c34\u3092\u6ce8\u3050\u3053\u3068\u306b\u7f6e\u304d\u63db\u3048\u3066\u8003\u3048\u3066\u307f\u307e\u3059\u3002<br>SLC\u306f\u591a\u5c11\u306e\u5909\u52d5\u304c\u3042\u3063\u3066\u3082\u6c34\u3092\u683c\u7d0d\u3059\u308b\u90e8\u5c4b\u304c\u5927\u304d\u3044\u305f\u3081\u3001\u591a\u5c11\u306e\u5909\u52d5\u304c\u3042\u3063\u3066\u3082\u5224\u5225\u3055\u308c\u307e\u3059\u3002<br>\u4e00\u65b9\u3067TLC\u306f\u90e8\u5c4b\u304c\u5c0f\u3055\u3044\u305f\u3081\u3001\u5c11\u91cf\u306e\u6c34\u306e\u5897\u6e1b\u3067\u4ed6\u306e\u5024\u3068\u3057\u3066\u5224\u5225\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>TLC\u306fSLC\u3068\u6bd4\u8f03\u3057\u3066\u3001\u5909\u5316\u306b\u5bfe\u3057\u3066\u30b7\u30d3\u30a2\u3067\u3042\u308b\u3068\u3044\u3048\u307e\u3059\u3002<br>\u3057\u304b\u3057TLC\u3067\u3082\u3001SLC\u4e26\u307f\u306b\u4fe1\u983c\u6027\u3092\u6301\u305f\u305b\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 id=\"outline__4\" class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color\">SLC\u30e2\u30fc\u30c9\u3068\u306f<\/h2>\n\n\n\n<p class=\"has-medium-font-size\"><strong>SLC\u30e2\u30fc\u30c9<\/strong><\/p>\n\n\n\n<p>SLC\u30e2\u30fc\u30c9(SLC mode)\u306f\u3001\u7591\u4f3cSLC(Pseudo SLC)\u3068\u3082\u547c\u3070\u308c\u3001\u30bb\u30eb\u5185\u306b\u591a\u5024\u306ebit\u3092\u4fdd\u5b58\u3067\u304d\u308b\u3001MLC\u3084TLC\u306eNAND\u3092SLC\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u6280\u8853\u306e\u3053\u3068\u3067\u3059\u3002<br>\u3053\u306e\u6280\u8853\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u524d\u8ff0\u3057\u305f\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.hagisol.co.jp\/techblog\/wp-content\/uploads\/2022\/08\/image-1.png\" alt=\"\" class=\"wp-image-1146\"\/><\/figure>\n\n\n\n<p>\u88fd\u54c1\u3092\u5236\u5fa1\u3059\u308b\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3067\u3001NAND\u306b\u4fdd\u6301\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u3092\u5224\u5225\u3059\u308b\u305f\u3081\u306e\u3057\u304d\u3044\u5024\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<br>\u3053\u306e\u6280\u8853\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u524d\u8ff0\u3057\u305f\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>SLC\u30e2\u30fc\u30c9\u3092\u63a1\u7528\u3044\u305f\u3060\u304f\u3053\u3068\u3067\u3001\u5927\u5bb9\u91cf\u304c\u5f97\u610f\u306aTLC NAND\u3092\u4f7f\u3063\u3066\u3001SLC NAND\u3068\u540c\u7b49\u306e\u30c7\u30fc\u30bf\u4fe1\u983c\u6027\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u30023bit\u21921bit\u3068\u30c7\u30fc\u30bf\u5bb9\u91cf\u306f\u6e1b\u308a\u307e\u3059\u304c\u3001\u300c\u30c7\u30fc\u30bf\u4fe1\u983c\u6027\u3082\u5fc5\u8981\u3060\u3051\u3069\u3001\u88fd\u54c1\u30b3\u30b9\u30c8\u3092\u8ffd\u6c42\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u30fb\u30fb\u30fb\u300d\u3068\u3044\u3063\u305f\u6628\u4eca\u306e\u88fd\u54c1\u958b\u767a\u306b\u6700\u9069\u306a\u88fd\u54c1\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p style=\"font-size:12px\">\u4ed6\u793e\u5546\u6a19\u306b\u3064\u3044\u3066<br>\u8a18\u4e8b\u4e2d\u306b\u306f\u767b\u9332\u5546\u6a19\u30de\u30fc\u30af\u3092\u660e\u8a18\u3057\u3066\u304a\u308a\u307e\u305b\u3093\u304c\u3001\u8a18\u4e8b\u306b\u63b2\u8f09\u3055\u308c\u3066\u3044\u308b\u4f1a\u793e\u540d\u304a\u3088\u3073\u88fd\u54c1\u540d\u7b49\u306f\u4e00\u822c\u306b\u5404\u793e\u306e\u5546\u6a19\u307e\u305f\u306f\u767b\u9332\u5546\u6a19\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p style=\"font-size:12px\">\u8a18\u4e8b\u5185\u5bb9\u306b\u3064\u3044\u3066<br>\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u306f\u3001\u767a\u8868\u5f53\u6642\u306e\u60c5\u5831\u3067\u3059\u3002\u4e88\u544a\u306a\u304f\u5909\u66f4\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3042\u3089\u304b\u3058\u3081\u3054\u4e86\u627f\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 id=\"outline__5\" class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color\">\u304a\u554f\u3044\u5408\u308f\u305b<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-white-color has-vivid-cyan-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/www.hagisol.co.jp\/form\/contact.php\"><strong>\u304a\u554f\u3044\u5408\u308f\u305b\u306f\u3053\u3061\u3089<\/strong><\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>NAND Flash Memory\u306f\u8907\u6570\u306e\u7a2e\u985e\u3001\u52d5\u4f5c\u30e2\u30fc\u30c9\u304c\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u4fe1\u983c\u6027\u30fb\u30b3\u30b9\u30c8\u30fb\u5bb9\u91cf\u306a\u3069\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u4fe1\u983c\u6027\u3082\u30b3\u30b9\u30c8\u3082\u8ffd\u6c42\u3057\u305f\u3044\u5834\u5408\u306b\u6709\u76ca\u3068\u306a\u308bSLC\u30e2\u30fc\u30c9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":9,"featured_media":1216,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[23,35,29],"class_list":["post-1140","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-reliability","tag-nvme-ssd","tag-35","tag-29"],"_links":{"self":[{"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/posts\/1140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1140"}],"version-history":[{"count":23,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/posts\/1140\/revisions"}],"predecessor-version":[{"id":2656,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/posts\/1140\/revisions\/2656"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=\/wp\/v2\/media\/1216"}],"wp:attachment":[{"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1140"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hagisol.co.jp\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}