{"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\/ja\/news\/nand-flash-slc-mlc-tlc-and-qlc\/","title":{"rendered":"NAND\u30d5\u30e9\u30c3\u30b7\u30e5 SLC\u3001MLC\u3001TLC\u3001QLC"},"content":{"rendered":"

NAND\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u7d0440\u5e74\u524d\u306b\u767a\u660e\u3055\u308c\u3001\u96fb\u5b50\u6a5f\u5668\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u308b\u5546\u54c1\u3068\u306a\u3063\u305f\u3002NAND\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u96fb\u529b\u306a\u3057\u3067\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3067\u304d\u308b\u305f\u3081\u3001\u5185\u90e8\u304a\u3088\u3073\u5916\u90e8\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\u3067\u3059\u3002\u5f93\u6765\u306e\u30c7\u30a3\u30b9\u30af\u306b\u6bd4\u3079\u3001NAND\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u304f\u3001\u52d5\u4f5c\u97f3\u304c\u9759\u304b\u3067\u3001\u5b89\u5b9a\u6027\u304c\u9ad8\u3044\u306a\u3069\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u30fc\u306b\u306f\u6a5f\u68b0\u90e8\u54c1\u304c\u306a\u3044\u305f\u3081\u3001\u8010\u885d\u6483\u6027\u306b\u3082\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5229\u70b9\u306b\u3088\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u5e02\u5834\u3067\u5e83\u304f\u63a1\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306eNAND\u30d5\u30e9\u30c3\u30b7\u30e5\u304c\u958b\u767a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002NAND\u30d5\u30e9\u30c3\u30b7\u30e5\u306b\u306f\u3001\u4e3b\u306bSLC\u3001MLC\u3001TLC\u3001QLC\u306e4\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>

SLC\uff08\u30b7\u30f3\u30b0\u30eb\u30ec\u30d9\u30eb\u30bb\u30eb\uff09<\/p>

SLC\u306f\u6700\u3082\u9ad8\u6027\u80fd\u306a\u30bf\u30a4\u30d7\u306eNAND\u30e1\u30e2\u30ea\u3067\u3042\u308b\u3002\u5404\u30e1\u30e2\u30ea\u30fb\u30bb\u30eb\u306f1\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3057\u304b\u8a18\u61b6\u3057\u306a\u3044\u305f\u3081\u3001\u5404\u30bb\u30eb\u306f2\u3064\u306e\u72b6\u614b\u3057\u304b\u6301\u305f\u306a\u3044\uff1a0\u307e\u305f\u306f1\u3067\u3059\u30022\u3064\u306e\u72b6\u614b\u3092\u533a\u5225\u3059\u308b\u3060\u3051\u3067\u3088\u3044\u305f\u3081\u3001SLC\u306f\u975e\u5e38\u306b\u901f\u3044\u8aad\u307f\u51fa\u3057\u901f\u5ea6\u3068\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u3092\u6301\u3064\u3002\u307e\u305f\u3001\u66f8\u304d\u8fbc\u307f\u8010\u4e45\u6027\u3082\u9577\u304f\u3001\u901a\u5e3810\u4e07\u56de\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\/\u6d88\u53bb\u30b5\u30a4\u30af\u30eb\u306b\u9054\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001SL C\u306f\u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3068\u8010\u4e45\u6027\u306e\u9762\u3067\u5091\u51fa\u3057\u3066\u304a\u308a\u3001\u7523\u696d\u7528\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u9ad8\u6027\u80fd\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u3001\u9ad8\u3044\u6027\u80fd\u3068\u4fe1\u983c\u6027\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>

\u3057\u304b\u3057\u3001SLC\u306e\u88fd\u9020\u30b3\u30b9\u30c8\u306f\u3001\u5404\u30e1\u30e2\u30ea\u30bb\u30eb\u304c1\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3057\u304b\u4fdd\u5b58\u3067\u304d\u306a\u3044\u305f\u3081\u6bd4\u8f03\u7684\u9ad8\u304f\u3001\u305d\u306e\u7d50\u679c\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u5bc6\u5ea6\u304c\u4f4e\u304f\u306a\u308b\u3002\u305d\u306e\u305f\u3081\u30011\u30ae\u30ac\u30d0\u30a4\u30c8\u5f53\u305f\u308a\u306e\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308a\u3001\u5927\u5bb9\u91cf\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u666e\u53ca\u304c\u5236\u9650\u3055\u308c\u308b\u3002<\/p>

MLC\uff08\u30de\u30eb\u30c1\u30ec\u30d9\u30eb\u30fb\u30bb\u30eb\uff09<\/p>

MLC\u306fSLC\u3092\u9032\u5316\u3055\u305b\u305f\u3082\u306e\u3067\u3001\u5404\u30e1\u30e2\u30ea\u30bb\u30eb\u306f2\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3092\u8a18\u61b6\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3064\u307e\u308a\u5404\u30bb\u30eb\u306f4\u3064\u306e\u72b6\u614b\u3092\u6301\u3064\uff1a00\u300101\u300110\u300111\u3067\u3059\u3002SLC\u306b\u6bd4\u3079\u3001MLC\u306f\u8a18\u61b6\u5bc6\u5ea6\u304c\u9ad8\u3044\u305f\u3081\u3001\u30ae\u30ac\u30d0\u30a4\u30c8\u3042\u305f\u308a\u306e\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u3068\u306f\u3044\u3048\u3001MLC\u306f\u3088\u308a\u591a\u304f\u306e\u72b6\u614b\u3092\u533a\u5225\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u66f8\u304d\u8fbc\u307f\u304a\u3088\u3073\u8aad\u307f\u51fa\u3057\u901f\u5ea6\u306fSLC\u3088\u308a\u9045\u304f\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001MLC\u306e\u66f8\u304d\u8fbc\u307f\u8010\u4e45\u6027\u306f\u77ed\u304f\u3001\u4e00\u822c\u7684\u306b3,000\uff5e10,000\u56de\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\/\u6d88\u53bb\u30b5\u30a4\u30af\u30eb\u3067\u3059\u3002<\/p>

\u901f\u5ea6\u3068\u8010\u4e45\u6027\u3067\u306fSLC\u306b\u52a3\u308b\u3082\u306e\u306e\u3001MLC\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u5bb9\u91cf\u3068\u30b3\u30b9\u30c8\u3067\u5927\u304d\u306a\u5229\u70b9\u3092\u63d0\u4f9b\u3057\u3001\u7523\u696d\u7528\u304a\u3088\u3073\u6d88\u8cbb\u8005\u30b0\u30ec\u30fc\u30c9\u306e\u30bd\u30ea\u30c3\u30c9\u30fb\u30b9\u30c6\u30fc\u30c8\u30fb\u30c9\u30e9\u30a4\u30d6\uff08SSD\uff09\u306b\u9069\u3057\u3066\u3044\u308b\u3002<\/p>

TLC\uff08\u30c8\u30ea\u30d7\u30eb\u30ec\u30d9\u30eb\u30bb\u30eb\uff09<\/p>

TLC\u306f\u3055\u3089\u306b\u8a18\u61b6\u5bc6\u5ea6\u3092\u9ad8\u3081\u3001\u5404\u30e1\u30e2\u30ea\u30bb\u30eb\u306f3\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3092\u8a18\u61b6\u3067\u304d\u308b\uff1a\u3064\u307e\u308a\u3001\u5404\u30bb\u30eb\u306f000\u3001001\u3001010\u3001011\u3001100\u3001101\u3001110\u3001111\u306e8\u3064\u306e\u72b6\u614b\u3092\u6301\u3064\u3002MLC\u306b\u6bd4\u3079\u3001TLC\u306f\u3055\u3089\u306b\u8a18\u61b6\u5bc6\u5ea6\u304c\u9ad8\u304f\u3001\u305d\u306e\u305f\u3081\u30ae\u30ac\u30d0\u30a4\u30c8\u3042\u305f\u308a\u306e\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001TLC\u306f\u5927\u5bb9\u91cfSSD\u306e\u3088\u3046\u306a\u5927\u5bb9\u91cf\u30b9\u30c8\u30ec\u30fc\u30b8\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u308b\u3001 USB\u30e1\u30e2\u30ea\u30fc<\/strong> \u305d\u3057\u3066\u30e1\u30e2\u30ea\u30fc\u30ab\u30fc\u30c9\u3002<\/p>

\"\"<\/figure>

\u3057\u304b\u3057\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u5bc6\u5ea6\u304c\u9ad8\u304f\u306a\u308b\u306b\u3064\u308c\u3066\u3001\u66f8\u304d\u8fbc\u307f\u8010\u4e45\u6027\u306f\u77ed\u304f\u306a\u308a\u3001\u901a\u5e38\u306f500\uff5e1,000\u56de\u7a0b\u5ea6\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff0f\u6d88\u53bb\u30b5\u30a4\u30af\u30eb\u3068\u306a\u308b\u3002\u3057\u304b\u3057\u3001\u307b\u3068\u3093\u3069\u306e\u6d88\u8cbb\u8005\u5411\u3051\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001TLC\u306e\u6027\u80fd\u306f\u307e\u3060\u5341\u5206\u3067\u3042\u308b\u3002<\/p>

QLC\uff08\u30af\u30a2\u30c3\u30c9\u30ec\u30d9\u30eb\u30fb\u30bb\u30eb\uff09<\/p>

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