{"id":6077,"date":"2026-06-04T09:00:00","date_gmt":"2026-06-04T00:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/zh-tw\/?post_type=column&#038;p=6077"},"modified":"2026-06-18T13:52:20","modified_gmt":"2026-06-18T04:52:20","slug":"stt-mram-principles","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/zh-tw\/tech-column\/stt-mram-principles\/","title":{"rendered":"STT-MRAM \u539f\u7406\u8207 MTJ \u7d50\u69cb\u5168\u89e3\u6790\uff1a\u81ea\u65cb\u626d\u77e9\u63a7\u5236\u8207\u9078\u578b\u6311\u6230"},"content":{"rendered":"\n<p>\u672c\u6587\u5c07\u91dd\u5c0d STT-MRAM \u7684\u539f\u7406\u9032\u884c\u5c08\u696d\u4e14\u6df1\u5165\u7684\u89e3\u6790\u3002\u5167\u5bb9\u6db5\u84cb\u78c1\u6027\u96a7\u9053\u63a5\u9ede MTJ \u7684\u7d50\u69cb\u3001\u5229\u7528\u81ea\u65cb\u8f49\u79fb\u529b\u77e9\uff08Spin-Transfer Torque\uff09\u9032\u884c\u5beb\u5165\u8207\u8b80\u53d6\u7684\u6a5f\u5236\u3001\u96a8\u5143\u4ef6\u5fae\u7d30\u5316\u6240\u9762\u81e8\u7684\u6280\u8853\u8ab2\u984c\uff0c\u4ee5\u53ca\u5c0d\u672a\u4f86<strong>\u61c9\u7528<\/strong>\u53ef\u80fd\u6027\u7684\u5168\u9762\u4ecb\u7d39\uff0c\u65e8\u5728\u70ba\u76f8\u95dc\u9818\u57df\u7684\u958b\u767c\u8005\u63d0\u4f9b\u5177\u5099\u50f9\u503c\u7684<strong>\u8a18\u61b6\u9ad4\u6280\u8853<\/strong>\u53c3\u8003\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">STT-MRAM \u662f\u4ec0\u9ebc\uff1f\u57fa\u672c\u7d50\u69cb\u8207\u6280\u8853\u5b9a\u4f4d<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">MRAM \u5168\u9ad4\u8207 STT \u65b9\u5f0f\u7684\u5dee\u7570<\/h3>\n\n\n\n<p>MRAM\uff08\u78c1\u963b\u5f0f\u96a8\u6a5f\u5b58\u53d6\u8a18\u61b6\u9ad4\uff09\u662f\u4e00\u7a2e\u5229\u7528\u78c1\u6027\u72c0\u614b\u800c\u975e\u96fb\u8377\u4f86\u8a18\u9304\u8cc7\u8a0a\u7684\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u3002\u5728 MRAM \u7684\u6280\u8853\u6f14\u9032\u4e2d\uff0cSTT \u65b9\u5f0f\u8207\u50b3\u7d71\u7684 Toggle MRAM \u5b58\u5728\u672c\u8cea\u4e0a\u7684\u4e0d\u540c\u3002Toggle \u65b9\u5f0f\u662f\u900f\u904e\u5916\u90e8\u914d\u7dda\u96fb\u6d41\u7522\u751f\u7684\u78c1\u5834\u4f86\u9a45\u52d5\u78c1\u5316\u53cd\u8f49\uff0c\u9019\u5c0e\u81f4\u5176\u7d50\u69cb\u8907\u96dc\u4e14\u5fae\u7d30\u5316\u5b58\u5728\u6975\u9650\u3002\u76f8\u8f03\u4e4b\u4e0b\uff0cSTT \u65b9\u5f0f\u7279\u5fb5\u5728\u65bc\u76f4\u63a5\u900f\u904e\u81ea\u65cb\u6975\u5316\u96fb\u6d41\u7a7f\u904e\u5143\u4ef6\uff0c\u5229\u7528\u96fb\u5b50\u81ea\u65cb\u7684\u52d5\u91cf\u8f49\u79fb\u4f86\u53cd\u8f49\u78c1\u5316\u72c0\u614b\u3002\u7531\u65bc STT \u65b9\u5f0f\u900f\u904e\u55ae\u4e00\u6838\u5fc3\u4f4d\u5143\u7dda\u5373\u53ef\u9032\u884c\u8b80\u5beb\uff0c\u56e0\u6b64\u66f4\u5bb9\u6613\u63d0\u9ad8\u6574\u5408\u5bc6\u5ea6\uff0c\u76ee\u524d\u5728\u884c\u52d5\u88dd\u7f6e\u3001\u7269\u806f\u7db2\uff08IoT\uff09\u4ee5\u53ca\u9ad8\u6548\u80fd\u904b\u7b97\u9818\u57df\u7684<strong>\u61c9\u7528<\/strong>\u6b63\u6301\u7e8c\u9032\u5c55\u3002\u9019\u4f7f\u5f97 STT-MRAM \u88ab\u516c\u8a8d\u70ba\u6b21\u4e16\u4ee3\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u6280\u8853\u7684\u4e3b\u529b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">MTJ \u8207 1T \u7d50\u69cb\u6982\u8981<\/h3>\n\n\n\n<p>STT-MRAM \u5132\u5b58\u55ae\u5143\u7684\u6838\u5fc3\u914d\u7f6e\u662f\u7531\u78c1\u6027\u96a7\u9053\u63a5\u9ede\uff08MTJ\uff09\u8207\u4e00\u500b\u9078\u64c7\u7528\u96fb\u6676\u9ad4\uff081T\uff09\u6240\u69cb\u6210\u3002MTJ \u4f5c\u70ba\u8a18\u61b6\u5143\u4ef6\uff0c\u7531\u5169\u5c64\u5f37\u78c1\u6027\u9ad4\u4ee5\u53ca\u593e\u5728\u5176\u9593\u7684\u7d55\u7de3\u5c64\u7d44\u6210\u3002\u6839\u64da\u9019\u5169\u5c64\u5f37\u78c1\u6027\u9ad4\u78c1\u5316\u65b9\u5411\u7684\u4e00\u81f4\u6216\u4e0d\u4e00\u81f4\uff0c\u96a7\u9053\u96fb\u6d41\u901a\u904e\u7d55\u7de3\u5c64\u7684\u96e3\u6613\u5ea6\u6703\u767c\u751f\u8b8a\u5316\uff0c\u85c9\u6b64\u5be6\u73fe 0 \u8207 1 \u8cc7\u8a0a\u7684\u8a18\u9304\u3002\u5176\u4e2d\u7684\u96fb\u6676\u9ad4\u5247\u626e\u6f14\u8457\u7cbe\u78ba\u9078\u64c7\u4e26\u63a7\u5236\u5beb\u5165\u8207\u8b80\u53d6\u8def\u5f91\u7684\u89d2\u8272\u3002\u900f\u904e\u9019\u7a2e 1T-MTJ \u7d50\u69cb\uff0c\u958b\u767c\u4eba\u54e1\u80fd\u5728\u78ba\u4fdd\u8207\u50b3\u7d71\u8a18\u61b6\u9ad4\u55ae\u5143\u540c\u7b49\u9762\u7a4d\u6548\u7387\u7684\u540c\u6642\uff0c\u8a2d\u8a08\u51fa\u5177\u5099\u5353\u8d8a\u975e\u63ee\u767c\u7279\u6027\u7684\u534a\u5c0e\u9ad4\u5143\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u975e\u63ee\u767c\u6027\u3001\u8010\u4e45\u6027\u8207\u9ad8\u901f\u6027\u7684\u512a\u52e2<\/h3>\n\n\n\n<p>STT-MRAM \u5c55\u73fe\u4e86\u591a\u9805\u9818\u5148\u65bc\u50b3\u7d71\u6280\u8853\u7684\u512a\u52e2\u3002\u9996\u5148\u662f\u5177\u5099\u96fb\u6e90\u5207\u65b7\u5f8c\u6578\u64da\u4e5f\u4e0d\u6703\u6d88\u5931\u7684\u975e\u63ee\u767c\u6027\uff0c\u540c\u6642\u64c1\u6709\u6975\u5176\u5353\u8d8a\u7684\u8986\u5beb\u8010\u4e45\u6027\u3002\u4e00\u822c\u7684 Flash \u8a18\u61b6\u9ad4\u8986\u5beb\u6b21\u6578\u901a\u5e38\u53d7\u9650\u65bc10\u76845\u6b21\u65b9\u6b21\uff0c\u800c STT-MRAM \u64da\u7814\u7a76\u53ef\u5be6\u73fe\u9ad8\u905410\u768414\u6b21\u65b9\u6b21\u4ee5\u4e0a\u7684\u8010\u4e45\u6027\u3002\u6b64\u5916\uff0c\u5176\u8b80\u5beb\u901f\u5ea6\u8868\u73fe\u8db3\u4ee5\u8207 DRAM \u5ab2\u7f8e\uff0c\u9054\u5230\u6578\u5341\u5948\u79d2\u7b49\u7d1a\u7684\u97ff\u61c9\uff0c\u975e\u5e38\u9069\u5408\u5c0d\u65bc\u9ad8\u901f\u904b\u4f5c\u6709\u56b4\u82db\u8981\u6c42\u7684 CPU \u5feb\u53d6\u7b49\u7528\u9014\u3002\u5728\u529f\u8017\u65b9\u9762\uff0c\u7531\u65bc\u5176\u975e\u63ee\u767c\u7279\u6027\u4f7f\u5f97\u5f85\u6a5f\u6642\u4e0d\u6d88\u8017\u96fb\u529b\uff0c\u5c0d IoT \u7d42\u7aef\u8207\u884c\u52d5\u88dd\u7f6e\u7684\u7701\u96fb\u5316\u5177\u6709\u91cd\u5927\u8ca2\u737b\u3002\u6191\u85c9\u9019\u4e9b\u7279\u6027\uff0cSTT-MRAM \u88ab\u5bc4\u4e88\u539a\u671b\u6210\u70ba\u672a\u4f86<strong>\u8a18\u61b6\u9ad4\u6280\u8853<\/strong>\u7684\u4e3b\u89d2\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u78c1\u6027\u96a7\u9053\u63a5\u9ede MTJ \u7684\u7d50\u69cb\u8207\u89d2\u8272<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u56fa\u5b9a\u5c64 \u81ea\u7531\u5c64 \u96a7\u9053\u969c\u58c1\u69cb\u6210<\/h3>\n\n\n\n<p>MTJ\uff08Magnetic Tunnel Junction\uff09\u662f\u4f5c\u70ba STT-MRAM \u8a18\u61b6\u5143\u4ef6\u7684\u6838\u5fc3\u7d50\u69cb\u3002\u57fa\u672c\u4e0a\uff0cMTJ \u662f\u7531\u5169\u500b\u5f37\u78c1\u6027\u5c64\u53ca\u593e\u5728\u5176\u9593\u7684\u6975\u8584\u7d55\u7de3\u5c64\uff08\u901a\u5e38\u63a1\u7528\u6c27\u5316\u9382 MgO\uff09\u6240\u7d44\u6210\u3002\u4e0a\u5c64\u7684\u81ea\u7531\u5c64\u5176\u78c1\u5316\u65b9\u5411\u6703\u96a8\u8457\u5beb\u5165\u96fb\u6d41\u7684\u6ce8\u5165\u800c\u6539\u8b8a\uff0c\u800c\u4e0b\u5c64\u7684\u56fa\u5b9a\u5c64\u5247\u900f\u904e\u6750\u6599\u8a2d\u8a08\u4fdd\u6301\u78c1\u5316\u65b9\u5411\u56fa\u5b9a\u3002\u4e2d\u9593\u7684\u96a7\u9053\u969c\u58c1\u5c64\u662f\u539a\u5ea6\u6975\u8584\u7684\u7d55\u7de3\u9ad4\uff0c\u96fb\u5b50\u53ef\u900f\u904e\u91cf\u5b50\u529b\u5b78\u7684\u96a7\u9053\u6548\u61c9\u901a\u904e\u8a72\u5c64\u3002\u7576\u81ea\u7531\u5c64\u8207\u56fa\u5b9a\u5c64\u7684\u78c1\u5316\u65b9\u5411\u8655\u65bc\u5e73\u884c\uff08\u65b9\u5411\u76f8\u540c\uff09\u6642\uff0c\u96a7\u9053\u96fb\u6d41\u8f03\u6613\u6d41\u904e\uff1b\u82e5\u8655\u65bc\u53cd\u5e73\u884c\uff08\u65b9\u5411\u76f8\u53cd\uff09\uff0c\u5247\u96fb\u6d41\u8f03\u96e3\u6d41\u904e\u3002\u9019\u7a2e\u96fb\u963b\u503c\u7684\u5dee\u7570\u4fbf\u88ab\u7cbe\u78ba\u5229\u7528\u4f86\u4ee3\u8868\u6578\u4f4d\u8cc7\u8a0a\u4e2d\u7684 0 \u8207 1\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96fb\u963b\u7684\u8b8a\u52d5\u8207 TMR \u6548\u61c9<\/h3>\n\n\n\n<p>MTJ \u7684\u96fb\u963b\u503c\u96a8\u81ea\u7531\u5c64\u8207\u56fa\u5b9a\u5c64\u78c1\u5316\u65b9\u5411\u95dc\u4fc2\u800c\u8b8a\u5316\u7684\u73fe\u8c61\uff0c\u88ab\u7a31\u70ba\u96a7\u9053\u78c1\u963b\uff08Tunnel MagnetoResistance\uff09\u6548\u61c9\uff0c\u7c21\u7a31 TMR \u6548\u61c9\u3002\u5177\u9ad4\u800c\u8a00\uff0c\u7576\u5169\u5c64\u78c1\u5316\u65b9\u5411\u5e73\u884c\u6642\u5448\u73fe\u4f4e\u96fb\u963b\u72c0\u614b\uff0c\u4ee3\u8868\u908f\u8f2f 1\uff1b\u53cd\u5e73\u884c\u6642\u5247\u5448\u73fe\u9ad8\u96fb\u963b\u72c0\u614b\uff0c\u4ee3\u8868\u908f\u8f2f 0\u3002\u900f\u904e\u9019\u7a2e\u986f\u8457\u7684\u96fb\u963b\u5dee\uff0c\u5916\u90e8\u96fb\u8def\u5728\u8b80\u53d6\u64cd\u4f5c\u6642\u80fd\u9ad8\u7cbe\u5ea6\u4e14\u5feb\u901f\u5730\u8b58\u5225\u8a18\u61b6\u72c0\u614b\u3002\u8fd1\u5e74\u4f86\u7531\u65bc\u63a1\u7528\u4e86\u5148\u9032\u7684 MgO \u969c\u58c1\u6280\u8853\uff0cTMR \u6bd4\uff08\u9ad8\u4f4e\u96fb\u963b\u7684\u6bd4\u7387\uff09\u5df2\u53ef\u9054\u5230 200% \u4ee5\u4e0a\u3002\u9019\u5c0d\u63d0\u5347 STT-MRAM \u7684\u8a0a\u865f\u8b58\u5225\u5ea6\u3001\u53ef\u9760\u6027\u8207\u904b\u4f5c\u9ad8\u901f\u6027\u8ca2\u737b\u6975\u5927\u3002\u9019\u7a2e\u96fb\u963b\u8b8a\u5316\u7684\u6e05\u6670\u5ea6\u8207\u7a69\u5b9a\u6027\uff0c\u6b63\u662f\u652f\u6490 STT-MRAM \u8b80\u53d6\u7cbe\u5ea6\u7684\u6280\u8853\u6838\u5fc3\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">In-plane \u8207\u5782\u76f4\u78c1\u5316 p-MTJ \u7684\u5dee\u7570<\/h3>\n\n\n\n<p>MTJ \u4e3b\u8981\u6709\u5169\u7a2e\u78c1\u5316\u914d\u7f6e\u65b9\u5f0f\u3002\u4e00\u7a2e\u662f in-plane MTJ\uff08\u9762\u5167\u78c1\u5316\u578b\uff09\uff0c\u5176\u78c1\u77e9\u65b9\u5411\u8207\u8584\u819c\u5e73\u9762\u5e73\u884c\u3002\u53e6\u4e00\u7a2e\u5247\u662f\u76ee\u524d\u6280\u8853\u4e3b\u6d41\u7684 p-MTJ\uff08\u5782\u76f4\u78c1\u5316\u578b\uff09\uff0c\u5176\u78c1\u5316\u65b9\u5411\u5782\u76f4\u65bc\u8584\u819c\u5e73\u9762\u914d\u5217\u3002\u96a8\u8457\u534a\u5c0e\u9ad4\u88fd\u7a0b\u5fae\u7e2e\u5316\uff0c\u9762\u5167\u78c1\u5316\u578b\u9762\u81e8\u71b1\u7a69\u5b9a\u6027\u4e0b\u964d\u5c0e\u81f4\u6578\u64da\u4fdd\u6301\u529b\u4e0d\u8db3\u7684\u554f\u984c\u3002\u76f8\u8f03\u4e4b\u4e0b\uff0c\u5782\u76f4\u578b p-MTJ \u5177\u5099\u66f4\u9ad8\u7684\u78c1\u7570\u5411\u6027\uff0c\u81ea\u65cb\u6ce8\u5165\u6548\u7387\u8f03\u9ad8\uff0c\u80fd\u4ee5\u66f4\u5c11\u7684\u5beb\u5165\u96fb\u6d41\u5be6\u73fe\u7a69\u5b9a\u7684\u78c1\u5316\u53cd\u8f49\uff0c\u56e0\u6b64\u8207\u5fae\u7d30\u5316\u88fd\u7a0b\u53ca 3D \u7d50\u69cb\u7684\u76f8\u5bb9\u6027\u6975\u4f73\u3002\u6b64\u5916\uff0c\u5782\u76f4\u578b MTJ \u5177\u5099\u66f4\u9ad8\u7684\u71b1\u7a69\u5b9a\u6027\uff0c\u975e\u5e38\u9069\u5408\u5c0d\u65bc\u6578\u64da\u4fdd\u6301\u53ef\u9760\u6027\u8981\u6c42\u6975\u9ad8\u7684\u5d4c\u5165\u5f0f\u7cfb\u7d71\u8207\u7522\u696d\u7b49\u7d1a\u7684<strong>\u61c9\u7528<\/strong>\u5834\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u81ea\u65cb\u8f49\u79fb\u529b\u77e9\uff08STT\uff09\u7684\u5beb\u5165\u8207\u8b80\u53d6\u539f\u7406<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5229\u7528\u81ea\u65cb\u6975\u5316\u96fb\u6d41\u5be6\u73fe\u78c1\u5316\u53cd\u8f49<\/h3>\n\n\n\n<p>STT-MRAM \u5beb\u5165\u52d5\u4f5c\u7684\u6838\u5fc3\u5728\u65bc\u81ea\u65cb\u8f49\u79fb\u529b\u77e9\uff08Spin-Transfer Torque, STT\uff09\u3002\u6b64\u73fe\u8c61\u662f\u5229\u7528\u81ea\u65cb\u6975\u5316\u96fb\u6d41\u4f86\u63a7\u5236\u81ea\u7531\u5c64\u7684\u78c1\u5316\u65b9\u5411\u3002\u7576\u96fb\u6d41\u901a\u904e <strong>MTJ<\/strong> \u6642\uff0c\u96fb\u5b50\u7684\u81ea\u65cb\u6703\u88ab\u56fa\u5b9a\u5c64\u6975\u5316\uff0c\u4e26\u5c07\u81ea\u65cb\u89d2\u52d5\u91cf\u50b3\u905e\u81f3\u81ea\u7531\u5c64\uff0c\u9032\u800c\u5f15\u767c\u78c1\u5316\u53cd\u8f49\u3002\u8207\u50b3\u7d71 MRAM \u4f7f\u7528\u7684\u5916\u90e8\u78c1\u5834\u76f8\u6bd4\uff0cSTT \u66f4\u6613\u65bc\u9069\u61c9\u5fae\u7d30\u7d50\u69cb\uff0c\u4e14\u5728\u964d\u4f4e\u529f\u8017\u65b9\u9762\u8868\u73fe\u512a\u8d8a\u3002\u96d6\u7136\u89f8\u767c\u53cd\u8f49\u9700\u8981\u9054\u5230\u4e00\u5b9a\u7684\u96fb\u6d41\u5bc6\u5ea6\uff0c\u4f46\u900f\u904e\u6750\u6599\u8a2d\u8a08\u7684\u512a\u5316\uff0c\u5beb\u5165\u96fb\u6d41\u6b63\u6301\u7e8c\u6e1b\u5c11\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8b80\u53d6\u6a5f\u5236\uff1aMTJ \u96fb\u963b\u611f\u6e2c\u5668<\/h3>\n\n\n\n<p>\u8b80\u53d6\u52d5\u4f5c\u662f\u900f\u904e\u6aa2\u6e2c MTJ \u96fb\u963b\u503c\u7684\u5dee\u7570\u4e26\u5c07\u5176\u8f49\u63db\u70ba\u96fb\u58d3\u8a0a\u865f\u4f86\u5b8c\u6210\u3002\u7cfb\u7d71\u6703\u5c0d STT-MRAM \u5132\u5b58\u55ae\u5143\u65bd\u52a0\u4e00\u500b\u76f8\u5c0d\u8f03\u5c0f\u7684\u8b80\u53d6\u96fb\u6d41\uff0c\u6839\u64da\u81ea\u7531\u5c64\u8207\u56fa\u5b9a\u5c64\u78c1\u5316\u65b9\u5411\u7684\u95dc\u4fc2\uff0c\u96fb\u6d41\u901a\u904e\u7684\u96e3\u6613\u5ea6\uff08\u5373\u96fb\u963b\uff09\u6703\u767c\u751f\u8b8a\u5316\u3002\u611f\u6e2c\u96fb\u8def\u6703\u5075\u6e2c\u6b64\u96fb\u963b\u5dee\uff0c\u4e26\u5c07\u5176\u89e3\u78bc\u70ba\u908f\u8f2f\u503c 0 \u6216 1\u3002\u95dc\u9375\u5728\u65bc\u8b80\u53d6\u96fb\u6d41\u5fc5\u9808\u6bd4\u5beb\u5165\u96fb\u6d41\u5c0f\u6578\u500b\u6578\u91cf\u7d1a\uff0c\u4ee5\u78ba\u4fdd\u4e0d\u6703\u6539\u8b8a\u55ae\u5143\u7684\u78c1\u5316\u72c0\u614b\u3002\u6191\u85c9\u9ad8 TMR \u6bd4\u8207\u9ad8\u7cbe\u5ea6\u7684\u611f\u6e2c\u6280\u8853\uff0cSTT-MRAM \u5be6\u73fe\u4e86\u9ad8\u901f\u4e14\u53ef\u9760\u7684\u8b80\u53d6\u6027\u80fd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5beb\u5165\u96fb\u6d41\u8207\u5fae\u7d30\u5316\u7684\u95dc\u806f<\/h3>\n\n\n\n<p>\u5728 STT-MRAM \u7684\u5fae\u7d30\u5316\u904e\u7a0b\u4e2d\uff0c\u7e2e\u6e1b\u5beb\u5165\u96fb\u6d41\u662f\u6975\u70ba\u91cd\u8981\u7684\u8ab2\u984c\u3002\u96a8\u8457\u5fae\u7d30\u88fd\u7a0b\u4f7f\u55ae\u5143\u9762\u7a4d\u7e2e\u5c0f\uff0c\u82e5\u7dad\u6301\u9ad8\u96fb\u6d41\u9700\u6c42\uff0c\u914d\u7dda\u7684\u96fb\u6d41\u5bb9\u91cf\u5c07\u6210\u70ba\u74f6\u9838\u3002\u56e0\u6b64\uff0c\u80fd\u5c07\u5beb\u5165\u96fb\u6d41\u63a7\u5236\u5728\u8f03\u4f4e\u6c34\u6e96\u7684 <strong>p-MTJ<\/strong> \u7d50\u69cb\u5099\u53d7\u77da\u76ee\u3002\u6b64\u5916\uff0c\u900f\u904e\u6750\u6599\u9078\u7528\u3001\u512a\u5316\u81ea\u7531\u5c64\u7684\u78c1\u7570\u5411\u6027\u4ee5\u53ca\u6d3b\u7528\u4f4e\u81ea\u65cb\u7de9\u885d\u6750\u6599\u7b49\u624b\u6bb5\uff0c\u5beb\u5165\u6548\u7387\u6b63\u4e0d\u65b7\u63d0\u5347\u3002\u9019\u4f7f\u5f97 STT-MRAM \u80fd\u5920\u5be6\u73fe\u66f4\u5c0f\u578b\u4e14\u7701\u96fb\u7684\u914d\u7f6e\uff0c\u9032\u800c\u5c55\u958b\u5728\u6b21\u4e16\u4ee3\u884c\u52d5\u88dd\u7f6e\u8207\u908a\u7de3\u8a2d\u5099\uff08Edge Devices\uff09\u4e2d\u7684<strong>\u61c9\u7528<\/strong>\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">STT-MRAM \u7684\u8ab2\u984c\u8207\u5be6\u7528\u5c55\u671b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u9ad8\u5beb\u5165\u96fb\u6d41\u9700\u6c42\u8207\u71b1\u64fe\u52d5<\/h3>\n\n\n\n<p>\u5118\u7ba1 STT-MRAM \u662f\u9ad8\u6027\u80fd\u4e14\u9ad8\u53ef\u9760\u6027\u7684\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\uff0c\u4f46\u5beb\u5165\u6642\u9700\u8981\u76f8\u5c0d\u8f03\u5927\u7684\u96fb\u6d41\u4ecd\u662f\u4e00\u5927\u6311\u6230\u3002\u9019\u5728\u5fae\u7d30\u5316\u88fd\u7a0b\u4e2d\u5c24\u70ba\u56b4\u91cd\uff0c\u96fb\u6d41\u5bc6\u5ea6\u7684\u589e\u52a0\u53ef\u80fd\u5c0d\u5143\u4ef6\u7684\u53ef\u9760\u6027\u8207\u58fd\u547d\u7522\u751f\u8ca0\u9762\u5f71\u97ff\u3002\u6b64\u5916\uff0c\u71b1\u64fe\u52d5\uff08Thermal Fluctuation\uff09\u5c0e\u81f4\u81ea\u7531\u5c64\u78c1\u5316\u72c0\u614b\u4e0d\u7a69\u5b9a\u4e5f\u662f\u4e00\u9805\u554f\u984c\u3002\u5728\u9ad8\u6eab\u74b0\u5883\u4e0b\uff0c\u6578\u64da\u4fdd\u6301\u7279\u6027\u53ef\u80fd\u6703\u4e0b\u964d\uff0c\u56e0\u6b64\u5728\u7522\u696d\u61c9\u7528\u8207\u8eca\u8f09\u7528\u9014\u4e2d\uff0c\u78ba\u4fdd\u66f4\u9ad8\u7684\u71b1\u7a69\u5b9a\u6027\u662f\u7576\u52d9\u4e4b\u6025\u3002\u70ba\u4e86\u514b\u670d\u9019\u4e9b\u8ab2\u984c\uff0c\u696d\u754c\u6b63\u7a4d\u6975\u7814\u7a76\u91cd\u65b0\u8a55\u4f30\u78c1\u7570\u5411\u6027\u6750\u6599\u4ee5\u53ca\u5c0e\u5165\u65b0\u7684\u7d50\u69cb\u8a2d\u8a08\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6e2c\u8a66\u8207\u88fd\u9020\u7684\u6280\u8853\u6311\u6230<\/h3>\n\n\n\n<p>STT-MRAM \u7684\u88fd\u9020\u5de5\u7a0b\u8981\u6c42\u6975\u9ad8\u7cbe\u5ea6\u7684\u88fd\u7a0b\u63a7\u5236\uff0c\u5305\u62ec MTJ \u7684\u6210\u819c\u3001\u8755\u523b\u8207\u5c0d\u9f4a\u7cbe\u5ea6\u3002\u7279\u5225\u662f\u4f5c\u70ba MTJ \u7d55\u7de3\u5c64\u7684 MgO \u819c\u5747\u52fb\u6027\uff0c\u4ee5\u53ca\u78c1\u5316\u65b9\u5411\u7684\u7cbe\u5bc6\u63a7\u5236\uff0c\u76f4\u63a5\u95dc\u4fc2\u5230\u7522\u54c1\u7684\u6027\u80fd\u8207\u826f\u7387\u3002\u6b64\u5916\uff0c\u9084\u9700\u8981\u5177\u5099\u80fd\u6291\u5236\u5beb\u5165\u52d5\u4f5c\u8b8a\u7570\u53ca\u55ae\u5143\u9593\u5e72\u64fe\u7684\u96fb\u8def\u8a2d\u8a08\u3002\u5728\u88fd\u9020\u5f8c\u7684\u6e2c\u8a66\u5de5\u7a0b\u4e2d\uff0c\u7531\u65bc\u8207\u4e00\u822c\u534a\u5c0e\u9ad4\u4e0d\u540c\uff0c\u9700\u8981\u8a55\u4f30\u78c1\u6027\u7279\u6027\uff0c\u56e0\u6b64\u5fc5\u9808\u5177\u5099\u5c08\u7528\u7684\u6e2c\u8a66\u6280\u8853\u8207\u88dd\u7f6e\u3002\u8981\u514b\u670d\u9019\u4e9b\u9580\u6abb\uff0c\u6750\u6599\u3001\u88fd\u7a0b\u8207\u96fb\u8def\u8a2d\u8a08\u4e09\u4f4d\u4e00\u9ad4\u7684\u958b\u767c\u9ad4\u5236\u4e0d\u53ef\u6216\u7f3a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">STT-MRAM \u55ae\u9ad4\u8a18\u61b6\u9ad4\u7684\u53ef\u9760\u6027\u554f\u984c\u8207 FeRAM \u7684\u512a\u52e2<\/h2>\n\n\n\n<p>\u8fd1\u5e74\u4f86\uff0c\u6191\u85c9\u9ad8\u901f\u8207\u975e\u63ee\u767c\u6027\u7279\u8cea\uff0cSTT-MRAM \u88ab\u5bc4\u4e88\u539a\u671b\u61c9\u7528\u65bc CPU \u5167\u5efa\u5feb\u53d6\u3001SSD \u7de9\u885d\u8a18\u61b6\u9ad4\u53ca\u5d4c\u5165\u5f0f\u8a2d\u5099\u3002\u7136\u800c\u4f5c\u70ba\u55ae\u9ad4\u8a18\u61b6\u9ad4\uff08Standalone Memory\uff09\uff0c\u5beb\u5165\u6240\u9700\u7684\u5927\u96fb\u6d41\u53ca\u5176\u5f15\u767c\u7684\u9ad8\u96fb\u6d41\u5bc6\u5ea6\u4ecd\u662f\u5f85\u89e3\u7684\u91cd\u5927\u8ab2\u984c\u3002\u7279\u5225\u662f\u5728\u908f\u8f2f\u96fb\u8def\u5167\u5d4c\u8a18\u61b6\u9ad4\uff08Embedded Memory\uff09\u7684\u6676\u7247\u4e2d\uff0c\u96d6\u7136\u53ef\u4ee5\u5206\u6563\u914d\u7f6e\u8a18\u61b6\u9ad4\u9663\u5217\uff0c\u4f46\u5728\u55ae\u9ad4\u8a18\u61b6\u9ad4\uff08Standalone Memory\uff09\u4e2d\uff0c\u9663\u5217\u9ad8\u5ea6\u96c6\u4e2d\u5c0e\u81f4\u96fb\u6d41\u5bc6\u5ea6\u4f9d\u7136\u5c45\u9ad8\u4e0d\u4e0b\u3002<\/p>\n\n\n\n<p>\u7d50\u679c\u5c0e\u81f4\u914d\u7dda\u8207\u5132\u5b58\u55ae\u5143\u5bb9\u6613\u627f\u53d7\u58d3\u529b\uff0c\u5c0d\u9577\u671f\u53ef\u9760\u6027\u9020\u6210\u56b4\u91cd\u5f71\u97ff\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c<strong>FeRAM<\/strong>\uff08FRAM\uff09\u5beb\u5165\u6642\u7684\u6d88\u8017\u96fb\u6d41\u6975\u5c0f\uff0c\u80fd\u5f9e\u6839\u672c\u4e0a\u8ff4\u907f\u96fb\u6d41\u5bc6\u5ea6\u554f\u984c\u3002\u7531\u65bc\u4e0d\u6703\u7522\u751f\u9ad8\u96fb\u6d41\u5f15\u8d77\u7684\u61c9\u529b\uff0c\u5176\u96fb\u5b50\u9077\u79fb\uff08E-mig\uff09\u8010\u53d7\u6027\u8207\u71b1\u61c9\u529b\u8010\u53d7\u6027\u6975\u9ad8\uff0c\u5e7e\u4e4e\u6c92\u6709\u53ef\u9760\u6027\u4e0a\u7684\u7591\u616e\u3002\u7d9c\u5408\u4ee5\u4e0a\u6240\u8ff0\uff0c\u5728\u55ae\u9ad4\u8a18\u61b6\u9ad4\u7528\u9014\u4e2d\uff0c\u9078\u64c7 <strong>FeRAM<\/strong> \u6bd4\u8d77 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