{"id":4580,"date":"2025-07-08T15:00:00","date_gmt":"2025-07-08T06:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&p=4580"},"modified":"2025-12-22T10:47:52","modified_gmt":"2025-12-22T01:47:52","slug":"stt-mram-principles","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/stt-mram-principles\/","title":{"rendered":"STT\u2011MRAM\u306e\u539f\u7406\u3092\u5fb9\u5e95\u89e3\u8aac\uff1aMTJ\u69cb\u9020\u3068\u30b9\u30d4\u30f3\u30c8\u30eb\u30af\u5236\u5fa1\u306e\u3057\u304f\u307f"},"content":{"rendered":"\n

STT-MRAM\u306e\u539f\u7406\u3092\u5c02\u9580\u7684\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002MTJ\u69cb\u9020\u3084\u30b9\u30d4\u30f3\u8ee2\u9001\u30c8\u30eb\u30af\u306b\u3088\u308b\u66f8\u304d\u8fbc\u307f\u30fb\u8aad\u307f\u51fa\u3057\u306e\u4ed5\u7d44\u307f\u3001\u5fae\u7d30\u5316\u306b\u4f34\u3046\u8ab2\u984c\u3001\u4eca\u5f8c\u306e\u5fdc\u7528\u53ef\u80fd\u6027\u307e\u3067\u3092\u5305\u62ec\u7684\u306b\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

STT\u2011MRAM\u3068\u306f\uff1f\u57fa\u672c\u69cb\u9020\u3068\u4f4d\u7f6e\u4ed8\u3051<\/h2>\n\n\n\n

MRAM\u5168\u4f53\u3068STT\u65b9\u5f0f\u306e\u9055\u3044<\/strong><\/h3>\n\n\n\n

MRAM\uff08\u78c1\u6c17\u62b5\u6297\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u30e1\u30e2\u30ea\uff09\u306f\u3001\u96fb\u8377\u306e\u4ee3\u308f\u308a\u306b\u78c1\u6c17\u72b6\u614b\u3092\u5229\u7528\u3057\u3066\u60c5\u5831\u3092\u8a18\u9332\u3059\u308b\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082STT\uff08Spin-Transfer Torque\uff09\u65b9\u5f0f\u306f\u3001\u5f93\u6765\u306eToggle MRAM\u3068\u7570\u306a\u308a\u3001\u78c1\u754c\u3067\u306f\u306a\u304f\u30b9\u30d4\u30f3\u504f\u6975\u96fb\u6d41\u3092\u7528\u3044\u3066\u78c1\u5316\u72b6\u614b\u3092\u53cd\u8ee2\u3055\u305b\u308b\u70b9\u304c\u7279\u5fb4\u3067\u3059\u3002Toggle\u65b9\u5f0f\u306f\u8907\u6570\u306e\u914d\u7dda\u304c\u5fc5\u8981\u306a\u305f\u3081\u3001\u5fae\u7d30\u5316\u306b\u9650\u754c\u304c\u3042\u308a\u307e\u3059\u304c\u3001STT\u65b9\u5f0f\u3067\u306f\u5358\u4e00\u306e\u30d3\u30c3\u30c8\u7dda\u3067\u8aad\u307f\u66f8\u304d\u304c\u53ef\u80fd\u306a\u305f\u3081\u3001\u96c6\u7a4d\u5ea6\u3092\u9ad8\u3081\u3084\u3059\u304f\u3001\u30e2\u30d0\u30a4\u30eb\u6a5f\u5668\u3084IoT\u7528\u9014\u3078\u306e\u5c55\u958b\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001STT\u2011MRAM\u306f\u6b21\u4e16\u4ee3\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u306e\u672c\u547d\u3068\u3057\u3066\u6ce8\u76ee\u3092\u96c6\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

MTJ\uff0b1T\u69cb\u6210\u6982\u8981<\/strong><\/h3>\n\n\n\n

STT\u2011MRAM\u30bb\u30eb\u306e\u57fa\u672c\u69cb\u6210\u306f\u3001MTJ\uff08\u78c1\u6c17\u30c8\u30f3\u30cd\u30eb\u63a5\u5408\uff09\u30681\u3064\u306e\u9078\u629e\u7528\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\uff081T\uff09\u306b\u3088\u3063\u3066\u69cb\u6210\u3055\u308c\u307e\u3059\u3002MTJ\u306f2\u5c64\u306e\u5f37\u78c1\u6027\u4f53\u3068\u305d\u306e\u9593\u306b\u631f\u307e\u308c\u305f\u7d76\u7e01\u5c64\u304b\u3089\u6210\u308a\u3001\u78c1\u5316\u65b9\u5411\u306e\u4e00\u81f4\u30fb\u4e0d\u4e00\u81f4\u306b\u3088\u308a\u30c8\u30f3\u30cd\u30eb\u96fb\u6d41\u306e\u901a\u308a\u3084\u3059\u3055\u304c\u5909\u5316\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30010\u30681\u306e\u60c5\u5831\u3092\u8a18\u9332\u3067\u304d\u307e\u3059\u3002\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306f\u3001\u9078\u629e\u7684\u306b\u66f8\u304d\u8fbc\u307f\uff0f\u8aad\u307f\u51fa\u3057\u3092\u5236\u5fa1\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u96c6\u7a4d\u56de\u8def\u3068\u3057\u3066\u306e\u69cb\u6210\u304c\u53ef\u80fd\u3067\u3059\u30021T\u2011MTJ\u69cb\u9020\u306b\u3088\u308a\u3001\u5f93\u6765\u306e\u30e1\u30e2\u30ea\u30bb\u30eb\u3068\u540c\u7b49\u306e\u9762\u7a4d\u52b9\u7387\u3092\u78ba\u4fdd\u3057\u3064\u3064\u3001\u4e0d\u63ee\u767a\u6027\u3068\u3044\u3046\u7279\u9577\u3092\u6301\u3064\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u8a08\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u4e0d\u63ee\u767a\u6027\u3001\u8010\u4e45\u6027\u3001\u9ad8\u901f\u6027\u306e\u512a\u4f4d\u6027<\/strong><\/h3>\n\n\n\n

STT\u2011MRAM\u306f\u3001\u96fb\u6e90\u3092\u5207\u3063\u3066\u3082\u30c7\u30fc\u30bf\u304c\u6d88\u3048\u306a\u3044\u4e0d\u63ee\u767a\u6027\u3092\u6301\u3061\u306a\u304c\u3089\u3001\u66f8\u304d\u63db\u3048\u8010\u6027\u306b\u3082\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u901a\u5e38\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u304c\u7d0410\u306e5\u4e57\u56de\u306e\u66f8\u304d\u63db\u3048\u306b\u5bfe\u3057\u3001STT\u2011MRAM\u306f10\u306e14\u4e57\u56de\u4ee5\u4e0a\u306e\u8010\u4e45\u6027\u3092\u5b9f\u73fe\u53ef\u80fd\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u8aad\u307f\u66f8\u304d\u901f\u5ea6\u3082DRAM\u306b\u5339\u6575\u3059\u308b\u6570\u5341\u30ca\u30ce\u79d2\u30aa\u30fc\u30c0\u30fc\u3067\u3042\u308a\u3001\u9ad8\u901f\u306a\u52d5\u4f5c\u304c\u6c42\u3081\u3089\u308c\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u7528\u9014\u306a\u3069\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u6d88\u8cbb\u96fb\u529b\u306e\u9762\u3067\u3082\u3001\u5f85\u6a5f\u6642\u306b\u96fb\u529b\u3092\u6d88\u8cbb\u3057\u306a\u3044\u305f\u3081\u3001IoT\u3084\u30e2\u30d0\u30a4\u30eb\u6a5f\u5668\u306e\u7701\u96fb\u529b\u5316\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7279\u6027\u304b\u3089\u3001\u5c06\u6765\u7684\u306a\u30e1\u30e2\u30ea\u6280\u8853\u306e\u4e3b\u5f79\u3068\u3057\u3066\u671f\u5f85\u304c\u5bc4\u305b\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u78c1\u6c17\u30c8\u30f3\u30cd\u30eb\u63a5\u5408\uff08MTJ\uff09\u306e\u69cb\u9020\u3068\u5f79\u5272<\/strong><\/h2>\n\n\n\n

\u56fa\u5b9a\u5c64\uff0f\u81ea\u7531\u5c64\uff0f\u30c8\u30f3\u30cd\u30eb\u30d0\u30ea\u30a2\u69cb\u6210<\/strong><\/h3>\n\n\n\n

MTJ\uff08Magnetic Tunnel Junction\uff09\u306fSTT\u2011MRAM\u306e\u8a18\u61b6\u7d20\u5b50\u3068\u3057\u3066\u4e2d\u6838\u3092\u306a\u3059\u69cb\u9020\u3067\u3059\u3002\u57fa\u672c\u7684\u306b\u3001MTJ\u306f\u4e8c\u3064\u306e\u5f37\u78c1\u6027\u5c64\u3068\u305d\u306e\u9593\u306b\u631f\u307e\u308c\u305f\u7d76\u7e01\u5c64\uff08\u901a\u5e38MgO\uff09\u304c\u4e3b\u69cb\u6210\u8981\u7d20\u3067\u3059\u3002\u4e0a\u5c64\u306e\u300c\u81ea\u7531\u5c64\u300d\u306f\u305d\u306e\u78c1\u5316\u65b9\u5411\u304c\u66f8\u304d\u8fbc\u307f\u306b\u3088\u3063\u3066\u5909\u5316\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001\u4e0b\u5c64\u306e\u300c\u56fa\u5b9a\u5c64\u300d\u306f\u78c1\u5316\u304c\u4e00\u5b9a\u65b9\u5411\u306b\u4fdd\u305f\u308c\u307e\u3059\u3002\u30c8\u30f3\u30cd\u30eb\u30d0\u30ea\u30a2\u5c64\u306f\u975e\u5e38\u306b\u8584\u3044\u7d76\u7e01\u4f53\u3067\u3001\u96fb\u5b50\u306f\u91cf\u5b50\u529b\u5b66\u7684\u30c8\u30f3\u30cd\u30eb\u52b9\u679c\u306b\u3088\u308a\u901a\u904e\u53ef\u80fd\u3067\u3059\u3002\u81ea\u7531\u5c64\u3068\u56fa\u5b9a\u5c64\u306e\u78c1\u5316\u65b9\u5411\u304c\u5e73\u884c\uff08\u540c\u3058\u65b9\u5411\uff09\u3067\u3042\u308c\u3070\u30c8\u30f3\u30cd\u30eb\u96fb\u6d41\u304c\u6d41\u308c\u3084\u3059\u304f\u3001\u53cd\u5e73\u884c\uff08\u53cd\u5bfe\u65b9\u5411\uff09\u3067\u3042\u308c\u3070\u96fb\u6d41\u304c\u6d41\u308c\u306b\u304f\u304f\u306a\u308b\u305f\u3081\u3001\u3053\u306e\u62b5\u6297\u306e\u9055\u3044\u304c\u60c5\u5831\u306e\u300c0\u300d\u300c1\u300d\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u62b5\u6297\u306e\u5909\u52d5\u3068TMR\u52b9\u679c<\/strong><\/h3>\n\n\n\n

MTJ\u306e\u62b5\u6297\u5024\u306f\u3001\u81ea\u7531\u5c64\u3068\u56fa\u5b9a\u5c64\u306e\u78c1\u5316\u65b9\u5411\u306e\u95a2\u4fc2\u306b\u3088\u3063\u3066\u5909\u5316\u3057\u307e\u3059\u3002\u3053\u308c\u3092TMR\uff08Tunnel MagnetoResistance\uff09\u52b9\u679c\u3068\u547c\u3073\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u4e8c\u5c64\u306e\u78c1\u5316\u304c\u5e73\u884c\u306a\u3068\u304d\u306b\u4f4e\u62b5\u6297\u72b6\u614b\uff08\u30ed\u30b8\u30c3\u30af\u300c1\u300d\uff09\u3001\u53cd\u5e73\u884c\u306a\u3068\u304d\u306b\u9ad8\u62b5\u6297\u72b6\u614b\uff08\u30ed\u30b8\u30c3\u30af\u300c0\u300d\uff09\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u62b5\u6297\u306e\u5dee\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u8aad\u307f\u51fa\u3057\u6642\u306b\u306f\u5916\u90e8\u56de\u8def\u304c\u72b6\u614b\u3092\u9ad8\u7cbe\u5ea6\u306b\u8b58\u5225\u3067\u304d\u307e\u3059\u3002\u8fd1\u5e74\u3067\u306fMgO\u30d0\u30ea\u30a2\u306e\u63a1\u7528\u306b\u3088\u308aTMR\u6bd4\uff08\u62b5\u6297\u6bd4\uff09\u306f200%\u4ee5\u4e0a\u306b\u9054\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u3053\u308c\u304cSTT\u2011MRAM\u306e\u4fe1\u983c\u6027\u3068\u9ad8\u901f\u6027\u306b\u5927\u304d\u304f\u8ca2\u732e\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u62b5\u6297\u5909\u5316\u306e\u660e\u77ad\u3055\u304c\u3001STT\u2011MRAM\u306e\u8aad\u307f\u51fa\u3057\u7cbe\u5ea6\u3092\u652f\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

in\u2011plane vs \u5dee\u52d5\u78c1\u5316\uff08\u5782\u76f4p\u2011MTJ\uff09<\/strong><\/h3>\n\n\n\n

MTJ\u306b\u306f\u4e3b\u306b\u4e8c\u7a2e\u985e\u306e\u78c1\u5316\u914d\u7f6e\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u3064\u306fin\u2011plane MTJ\uff08\u9762\u5185\u78c1\u5316\u578b\uff09\u3067\u3001\u78c1\u5316\u65b9\u5411\u304c\u819c\u9762\u3068\u5e73\u884c\u3067\u3059\u3002\u3082\u3046\u4e00\u3064\u306fp\u2011MTJ\uff08\u5782\u76f4\u78c1\u5316\u578b\uff09\u3067\u3001\u78c1\u5316\u304c\u819c\u9762\u306b\u5782\u76f4\u65b9\u5411\u306b\u914d\u5217\u3055\u308c\u307e\u3059\u3002\u8fd1\u5e74\u3067\u306f\u3001\u9ad8\u5bc6\u5ea6\u5b9f\u88c5\u3084\u6d88\u8cbb\u96fb\u529b\u306e\u4f4e\u6e1b\u306b\u6709\u5229\u306ap\u2011MTJ\u304c\u4e3b\u6d41\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002p\u2011MTJ\u306f\u3001\u30b9\u30d4\u30f3\u6ce8\u5165\u52b9\u7387\u304c\u9ad8\u304f\u3001\u3088\u308a\u5c11\u306a\u3044\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u3067\u78c1\u5316\u53cd\u8ee2\u3092\u5b9f\u73fe\u3067\u304d\u308b\u305f\u3081\u3001\u5fae\u7d30\u5316\u30843D\u69cb\u9020\u3068\u306e\u76f8\u6027\u304c\u826f\u3044\u70b9\u304c\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001in\u2011plane\u578b\u306b\u6bd4\u3079\u3066\u71b1\u5b89\u5b9a\u6027\u304c\u9ad8\u3044\u305f\u3081\u3001\u9ad8\u4fe1\u983c\u306a\u30c7\u30fc\u30bf\u4fdd\u6301\u304c\u6c42\u3081\u3089\u308c\u308b\u7d44\u8fbc\u30b7\u30b9\u30c6\u30e0\u3084\u7523\u696d\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30b9\u30d4\u30f3\u8ee2\u9001\u30c8\u30eb\u30af\uff08STT\uff09\u306e\u66f8\u304d\u8fbc\u307f\u30fb\u8aad\u307f\u51fa\u3057\u539f\u7406<\/strong><\/h2>\n\n\n\n

\u30b9\u30d4\u30f3\u504f\u6975\u96fb\u6d41\u306b\u3088\u308b\u78c1\u5316\u53cd\u8ee2<\/strong><\/h3>\n\n\n\n

STT\u2011MRAM\u306e\u66f8\u304d\u8fbc\u307f\u52d5\u4f5c\u306e\u4e2d\u6838\u306f\u3001\u30b9\u30d4\u30f3\u8ee2\u9001\u30c8\u30eb\u30af\uff08Spin\u2011Transfer Torque, STT\uff09\u3067\u3059\u3002\u3053\u306e\u73fe\u8c61\u306f\u3001\u30b9\u30d4\u30f3\u504f\u6975\u96fb\u6d41\u3092\u5229\u7528\u3057\u3066\u81ea\u7531\u5c64\u306e\u78c1\u5316\u65b9\u5411\u3092\u5236\u5fa1\u3059\u308b\u3082\u306e\u3067\u3001\u96fb\u6d41\u304cMTJ\u3092\u901a\u904e\u3059\u308b\u969b\u306b\u96fb\u5b50\u306e\u30b9\u30d4\u30f3\u304c\u56fa\u5b9a\u5c64\u306b\u3088\u308a\u504f\u6975\u3055\u308c\u3001\u81ea\u7531\u5c64\u306b\u30b9\u30d4\u30f3\u89d2\u904b\u52d5\u91cf\u3092\u4f1d\u9054\u3059\u308b\u3053\u3068\u3067\u78c1\u5316\u3092\u53cd\u8ee2\u3055\u305b\u307e\u3059\u3002\u5f93\u6765\u306eMRAM\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u5916\u90e8\u78c1\u5834\u306b\u6bd4\u3079\u3001STT\u306f\u5fae\u7d30\u69cb\u9020\u3078\u306e\u9069\u5fdc\u304c\u3057\u3084\u3059\u304f\u3001\u6d88\u8cbb\u96fb\u529b\u3092\u6291\u3048\u3089\u308c\u308b\u70b9\u3067\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u53cd\u8ee2\u3092\u8d77\u3053\u3059\u305f\u3081\u306b\u306f\u4e00\u5b9a\u4ee5\u4e0a\u306e\u96fb\u6d41\u5bc6\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u6750\u6599\u8a2d\u8a08\u306e\u5de5\u592b\u306b\u3088\u308a\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u306e\u524a\u6e1b\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u8aad\u307f\u51fa\u3057\uff1aMTJ\u62b5\u6297\u30bb\u30f3\u30b5<\/strong><\/h3>\n\n\n\n

\u8aad\u307f\u51fa\u3057\u52d5\u4f5c\u306f\u3001MTJ\u306e\u62b5\u6297\u5024\u306e\u9055\u3044\u3092\u96fb\u5727\u4fe1\u53f7\u3068\u3057\u3066\u691c\u51fa\u3059\u308b\u3053\u3068\u3067\u884c\u308f\u308c\u307e\u3059\u3002STT\u2011MRAM\u30bb\u30eb\u306b\u306f\u6bd4\u8f03\u7684\u5c0f\u3055\u306a\u8aad\u307f\u51fa\u3057\u96fb\u6d41\u304c\u5370\u52a0\u3055\u308c\u3001\u81ea\u7531\u5c64\u306e\u78c1\u5316\u65b9\u5411\u3068\u56fa\u5b9a\u5c64\u306e\u5411\u304d\u306e\u95a2\u4fc2\u306b\u3088\u3063\u3066\u3001\u96fb\u6d41\u306e\u901a\u308a\u3084\u3059\u3055\u3001\u3059\u306a\u308f\u3061\u62b5\u6297\u304c\u5909\u5316\u3057\u307e\u3059\u3002\u3053\u306e\u62b5\u6297\u5dee\u3092\u30bb\u30f3\u30b7\u30f3\u30b0\u56de\u8def\u304c\u691c\u77e5\u3057\u3001\u300c0\u300d\u307e\u305f\u306f\u300c1\u300d\u306e\u8ad6\u7406\u5024\u3068\u3057\u3066\u30c7\u30b3\u30fc\u30c9\u3055\u308c\u307e\u3059\u3002\u8aad\u307f\u51fa\u3057\u96fb\u6d41\u306f\u3001\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u3088\u308a\u3082\u6841\u9055\u3044\u306b\u5c0f\u3055\u304f\u3001\u30bb\u30eb\u306e\u78c1\u5316\u72b6\u614b\u3092\u5909\u5316\u3055\u305b\u306a\u3044\u30ec\u30d9\u30eb\u3067\u3042\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u9ad8TMR\u6bd4\u3068\u7cbe\u5ea6\u306e\u9ad8\u3044\u30bb\u30f3\u30b7\u30f3\u30b0\u6280\u8853\u306b\u3088\u308a\u3001STT\u2011MRAM\u306f\u9ad8\u901f\u304b\u3064\u78ba\u5b9f\u306a\u8aad\u307f\u51fa\u3057\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u3068\u5fae\u7d30\u5316\u306e\u95a2\u4fc2<\/strong><\/h3>\n\n\n\n

STT\u2011MRAM\u306e\u5fae\u7d30\u5316\u306b\u306f\u3001\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u306e\u524a\u6e1b\u304c\u6975\u3081\u3066\u91cd\u8981\u306a\u8ab2\u984c\u3068\u306a\u308a\u307e\u3059\u3002\u5fae\u7d30\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u30bb\u30eb\u9762\u7a4d\u304c\u7e2e\u5c0f\u3059\u308b\u305f\u3081\u3001\u9ad8\u96fb\u6d41\u3092\u5fc5\u8981\u3068\u3059\u308b\u69cb\u6210\u3067\u306f\u914d\u7dda\u306e\u96fb\u6d41\u5bb9\u91cf\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u3092\u5c0f\u3055\u304f\u6291\u3048\u308bp\u2011MTJ\u306e\u3088\u3046\u306a\u69cb\u9020\u304c\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u6750\u6599\u9078\u5b9a\u3084\u81ea\u7531\u5c64\u306e\u78c1\u6c17\u7570\u65b9\u6027\u306e\u6700\u9069\u5316\u3001\u4f4e\u30b9\u30d4\u30f3\u7de9\u548c\u6750\u6599\u306e\u6d3b\u7528\u306a\u3069\u306b\u3088\u3063\u3066\u3001\u66f8\u304d\u8fbc\u307f\u52b9\u7387\u306e\u6539\u5584\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001STT\u2011MRAM\u306f\u3088\u308a\u5c0f\u578b\u3067\u7701\u96fb\u529b\u306a\u69cb\u6210\u3092\u5b9f\u73fe\u3057\u3001\u6b21\u4e16\u4ee3\u30e2\u30d0\u30a4\u30eb\u6a5f\u5668\u3084\u30a8\u30c3\u30b8\u30c7\u30d0\u30a4\u30b9\u3078\u306e\u5c55\u958b\u304c\u53ef\u80fd\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

STT\u2011MRAM\u306e\u8ab2\u984c\u3068\u5b9f\u7528\u5c55\u671b<\/strong><\/h2>\n\n\n\n

\u66f8\u304d\u8fbc\u307f\u96fb\u6d41\u306e\u9ad8\u8981\u6c42\u3068\u71b1\u63fa\u3089\u304e<\/strong><\/h3>\n\n\n\n

STT\u2011MRAM\u306f\u9ad8\u6027\u80fd\u30fb\u9ad8\u4fe1\u983c\u6027\u306a\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3042\u308b\u4e00\u65b9\u3001\u66f8\u304d\u8fbc\u307f\u6642\u306b\u6bd4\u8f03\u7684\u5927\u304d\u306a\u96fb\u6d41\u3092\u5fc5\u8981\u3068\u3059\u308b\u70b9\u304c\u8ab2\u984c\u3067\u3059\u3002\u3053\u308c\u306f\u7279\u306b\u5fae\u7d30\u5316\u304c\u9032\u3093\u3060\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u6df1\u523b\u3067\u3001\u96fb\u6d41\u5bc6\u5ea6\u306e\u5897\u52a0\u306b\u3088\u308a\u7d20\u5b50\u306e\u4fe1\u983c\u6027\u3084\u5bff\u547d\u3078\u306e\u5f71\u97ff\u304c\u61f8\u5ff5\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u71b1\u63fa\u3089\u304e\u306b\u3088\u308b\u81ea\u7531\u5c64\u306e\u78c1\u5316\u72b6\u614b\u306e\u4e0d\u5b89\u5b9a\u5316\u3082\u554f\u984c\u3068\u306a\u308a\u307e\u3059\u3002\u9ad8\u6e29\u74b0\u5883\u4e0b\u3067\u306f\u3001\u4fdd\u6301\u7279\u6027\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u7523\u696d\u7528\u9014\u3084\u8eca\u8f09\u7528\u9014\u306b\u304a\u3044\u3066\u306f\u3055\u3089\u306a\u308b\u71b1\u5b89\u5b9a\u6027\u306e\u78ba\u4fdd\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8ab2\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u3001\u78c1\u6c17\u7570\u65b9\u6027\u6750\u6599\u306e\u898b\u76f4\u3057\u3084\u65b0\u3057\u3044\u69cb\u9020\u8a2d\u8a08\u306e\u5c0e\u5165\u304c\u6d3b\u767a\u306b\u7814\u7a76\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c6\u30b9\u30c8\u30fb\u88fd\u9020\u306e\u6280\u8853\u7684\u30c1\u30e3\u30ec\u30f3\u30b8<\/strong><\/h3>\n\n\n\n

STT\u2011MRAM\u306e\u88fd\u9020\u5de5\u7a0b\u306f\u3001MTJ\u306e\u6210\u819c\u30fb\u30a8\u30c3\u30c1\u30f3\u30b0\u30fb\u30a2\u30e9\u30a4\u30e1\u30f3\u30c8\u7cbe\u5ea6\u306a\u3069\u3001\u9ad8\u5ea6\u306a\u30d7\u30ed\u30bb\u30b9\u5236\u5fa1\u304c\u8981\u6c42\u3055\u308c\u307e\u3059\u3002\u7279\u306bMTJ\u306e\u7d76\u7e01\u5c64\u3067\u3042\u308bMgO\u819c\u306e\u5747\u4e00\u6027\u3084\u3001\u78c1\u5316\u65b9\u5411\u306e\u7cbe\u5bc6\u306a\u5236\u5fa1\u306f\u3001\u88fd\u54c1\u306e\u6027\u80fd\u3068\u6b69\u7559\u307e\u308a\u306b\u76f4\u7d50\u3059\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u307e\u305f\u3001\u66f8\u304d\u8fbc\u307f\u52d5\u4f5c\u306e\u3070\u3089\u3064\u304d\u3084\u3001\u30bb\u30eb\u9593\u5e72\u6e09\u3092\u6291\u3048\u308b\u305f\u3081\u306e\u56de\u8def\u8a2d\u8a08\u3082\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u88fd\u9020\u5f8c\u306e\u30c6\u30b9\u30c8\u5de5\u7a0b\u3067\u306f\u3001\u901a\u5e38\u306e\u534a\u5c0e\u4f53\u3068\u7570\u306a\u308a\u78c1\u6c17\u7279\u6027\u306e\u8a55\u4fa1\u304c\u5fc5\u8981\u3068\u306a\u308b\u305f\u3081\u3001\u5c02\u7528\u306e\u30c6\u30b9\u30c8\u6280\u8853\u3084\u88c5\u7f6e\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30cf\u30fc\u30c9\u30eb\u3092\u4e57\u308a\u8d8a\u3048\u308b\u306b\u306f\u3001\u6750\u6599\u30fb\u30d7\u30ed\u30bb\u30b9\u30fb\u56de\u8def\u8a2d\u8a08\u304c\u4e00\u4f53\u3068\u306a\u3063\u305f\u958b\u767a\u4f53\u5236\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n

STT-MRAM\u5358\u4f53\u30e1\u30e2\u30ea\u306e\u4fe1\u983c\u6027\u554f\u984c\u3068FeRAM\u306e\u512a\u4f4d\u6027<\/strong><\/h3>\n\n\n\n

\u8fd1\u5e74\u3001\u9ad8\u901f\u304b\u3064\u4e0d\u63ee\u767a\u6027\u3068\u3044\u3046\u7279\u9577\u304b\u3089\u3001STT-MRAM\u306fCPU\u5185\u8535\u30ad\u30e3\u30c3\u30b7\u30e5\u3084SSD\u306e\u30d0\u30c3\u30d5\u30a1\u30e1\u30e2\u30ea\u3001\u7d44\u8fbc\u307f\u6a5f\u5668\u3067\u306e\u63a1\u7528\u304c\u671f\u5f85\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u5358\u4f53\u30e1\u30e2\u30ea\u3068\u3057\u3066\u306f\u3001\u66f8\u304d\u8fbc\u307f\u306b\u8981\u3059\u308b\u5927\u96fb\u6d41\u3068\u3053\u308c\u306b\u8d77\u56e0\u3059\u308b\u9ad8\u96fb\u6d41\u5bc6\u5ea6\u304c\u89e3\u6c7a\u3059\u3079\u304d\u5927\u304d\u306a\u8ab2\u984c\u3067\u3059\u3002\u7279\u306b\u3001\u30e1\u30e2\u30ea\u3068\u30ed\u30b8\u30c3\u30af\u3092\u6df7\u8f09\u3059\u308b\u30c1\u30c3\u30d7\u3067\u306f\u30e1\u30e2\u30ea\u30a2\u30ec\u30a4\u3092\u5206\u6563\u914d\u7f6e\u3067\u304d\u308b\u3082\u306e\u306e\u3001\u5358\u4f53\u30e1\u30e2\u30ea\u3067\u306f\u30a2\u30ec\u30a4\u304c\u96c6\u4e2d\u3059\u308b\u305f\u3081\u96fb\u6d41\u5bc6\u5ea6\u306f\u4f9d\u7136\u3068\u3057\u3066\u9ad8\u3044\u307e\u307e\u3067\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u914d\u7dda\u3084\u30bb\u30eb\u306b\u30b9\u30c8\u30ec\u30b9\u304c\u304b\u304b\u308a\u3084\u3059\u304f\u3001\u9577\u671f\u4fe1\u983c\u6027\u306b\u6df1\u523b\u306a\u5f71\u97ff\u3092\u53ca\u307c\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001FeRAM\u306f\u66f8\u304d\u8fbc\u307f\u6642\u306e\u6d88\u8cbb\u96fb\u6d41\u304c\u6975\u3081\u3066\u5c0f\u3055\u304f\u3001\u96fb\u6d41\u5bc6\u5ea6\u554f\u984c\u3092\u6839\u672c\u304b\u3089\u56de\u907f\u53ef\u80fd\u3067\u3042\u308a\u3001\u9ad8\u96fb\u6d41\u306b\u3088\u308b\u5fdc\u529b\u3082\u767a\u751f\u3057\u306a\u3044\u305f\u3081\u3001E-mig\u8010\u6027\u3084\u71b1\u30b9\u30c8\u30ec\u30b9\u8010\u6027\u3082\u975e\u5e38\u306b\u9ad8\u304f\u3001\u4fe1\u983c\u6027\u4e0a\u306e\u61f8\u5ff5\u304c\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u4ee5\u4e0a\u3092\u7dcf\u5408\u3059\u308b\u3068\u3001\u5358\u4f53\u30e1\u30e2\u30ea\u7528\u9014\u3067\u306fSTT-MRAM\u3088\u308a\u3082FeRAM\u3092\u9078\u3076\u307b\u3046\u304c\u3001\u5b89\u5168\u6027\u30fb\u4fe1\u983c\u6027\u306e\u9762\u3067\u6709\u5229\u3060\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n

RAMXEED\u304c\u63d0\u4f9b\u3059\u308bFeRAM\u88fd\u54c1\u4e00\u89a7<\/strong>
https:\/\/www.ramxeed.com\/jp\/products\/feram-products<\/a><\/p>\n\n\n\n

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