{"id":5049,"date":"2026-02-16T15:30:00","date_gmt":"2026-02-16T06:30:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&p=5049"},"modified":"2026-02-16T15:29:20","modified_gmt":"2026-02-16T06:29:20","slug":"what-is-nvsram-and-alternatives","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/what-is-nvsram-and-alternatives\/","title":{"rendered":"nvSRAM\u3068\u306f\u3069\u306e\u3088\u3046\u306a\u30e1\u30e2\u30ea\u304b\uff1f\u7279\u6027\u3068\u4ee3\u66ff\u30e1\u30e2\u30ea\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n

nvSRAM\u306fSRAM\u306e\u9ad8\u901f\u30a2\u30af\u30bb\u30b9\u6027\u80fd\u3068\u96fb\u6e90\u65ad\u5f8c\u3082\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3067\u304d\u308b\u7279\u6027\u3092\u4e21\u7acb\u3057\u305f\u30e1\u30e2\u30ea\u3067\u3059\u3002\u69cb\u9020\u3084\u6280\u8853\u7279\u6027\u3001MRAM\u3084FeRAM\u3068\u306e\u9055\u3044\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

nvSRAM\u306e\u69cb\u9020\u3068\u30c7\u30fc\u30bf\u4fdd\u6301\u306e\u30e1\u30ab\u30cb\u30ba\u30e0<\/strong><\/h2>\n\n\n\n

nvSRAM\u306f\u3001\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3042\u308bSRAM\u306e\u9ad8\u901f\u306a\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u6027\u80fd\u3068\u3001\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u304c\u6301\u3064\u96fb\u6e90\u65ad\u5f8c\u306e\u30c7\u30fc\u30bf\u4fdd\u6301\u6a5f\u80fd\u3092\u5358\u4e00\u30c7\u30d0\u30a4\u30b9\u5185\u3067\u4e21\u7acb\u3055\u305b\u305f\u30e1\u30e2\u30ea\u3067\u3059\u3002\u901a\u5e38\u52d5\u4f5c\u6642\u306f\u4e00\u822c\u7684\u306aSRAM\u3068\u540c\u69d8\u306b\u6271\u3048\u308b\u305f\u3081\u3001\u5236\u5fa1\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u69cb\u6210\u3092\u5927\u304d\u304f\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u4e00\u65b9\u3001\u96fb\u6e90\u65ad\u3084\u77ac\u65ad\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u306f\u3001\u5185\u90e8\u306e\u5c02\u7528\u56de\u8def\u304c\u52d5\u4f5c\u3057\u3001SRAM\u306b\u4fdd\u6301\u3055\u308c\u3066\u3044\u305f\u30c7\u30fc\u30bf\u3092\u4e0d\u63ee\u767a\u6027\u9818\u57df\u3078\u9000\u907f\u3055\u305b\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u518d\u8d77\u52d5\u5f8c\u3082\u96fb\u6e90\u65ad\u76f4\u524d\u306e\u72b6\u614b\u3092\u5fa9\u5143\u3067\u304d\u3001\u7523\u696d\u6a5f\u5668\u3084\u5236\u5fa1\u88c5\u7f6e\u306a\u3069\u9ad8\u3044\u4fe1\u983c\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u7528\u9014\u3067\u6709\u52b9\u306b\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u63ee\u767a\u6027SRAM\u3068\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u306e\u7d71\u5408\u69cb\u9020<\/strong><\/h3>\n\n\n\n

 nvSRAM\u306f\u5916\u90e8\u304b\u3089\u306fSRAM\u4e92\u63db\u30e1\u30e2\u30ea\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3001\u30a2\u30c9\u30ec\u30b9\u6307\u5b9a\u3084\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u66f8\u304d\u65b9\u6cd5\u306f\u901a\u5e38\u306eSRAM\u3068\u540c\u4e00\u3067\u3059\u3002\u5185\u90e8\u69cb\u9020\u3068\u3057\u3066\u306f\u3001\u9ad8\u901f\u30a2\u30af\u30bb\u30b9\u3092\u62c5\u3046SRAM\u30bb\u30eb\u30a2\u30ec\u30a4\u3068\u3001\u96fb\u6e90\u65ad\u6642\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u305f\u3081\u306e\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u9818\u57df\u304c\u540c\u4e00\u30c1\u30c3\u30d7\u4e0a\u306b\u7d71\u5408\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u901a\u5e38\u904b\u7528\u3067\u306fSRAM\u30bb\u30eb\u306e\u307f\u304c\u4f7f\u7528\u3055\u308c\u308b\u305f\u3081\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306b\u898b\u3089\u308c\u308b\u66f8\u304d\u8fbc\u307f\u5f85\u3061\u6642\u9593\u3084\u6d88\u53bb\u52d5\u4f5c\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u96fb\u6e90\u30a4\u30d9\u30f3\u30c8\u767a\u751f\u6642\u306e\u307f\u4e0d\u63ee\u767a\u6027\u9818\u57df\u304c\u4f7f\u7528\u3055\u308c\u308b\u69cb\u9020\u3067\u3042\u308b\u305f\u3081\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u3092\u640d\u306a\u308f\u305a\u306b\u30c7\u30fc\u30bf\u4fdd\u6301\u6a5f\u80fd\u3092\u4ed8\u52a0\u3067\u304d\u308b\u70b9\u304cnvSRAM\u306e\u5927\u304d\u306a\u7279\u5fb4\u3067\u3059\u3002<\/p>\n\n\n\n

\u96fb\u6e90\u65ad\u6642\u306b\u52d5\u4f5c\u3059\u308bSTORE\/RECALL\u306e\u4ed5\u7d44\u307f<\/strong><\/h3>\n\n\n\n

 nvSRAM\u306b\u306f\u3001STORE\u304a\u3088\u3073RECALL\u3068\u547c\u3070\u308c\u308b\u81ea\u52d5\u30c7\u30fc\u30bf\u8ee2\u9001\u6a5f\u69cb\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002STORE\u306f\u96fb\u6e90\u96fb\u5727\u306e\u4f4e\u4e0b\u3092\u691c\u51fa\u3057\u305f\u969b\u306b\u81ea\u52d5\u7684\u306b\u52d5\u4f5c\u3057\u3001SRAM\u4e0a\u306b\u4fdd\u6301\u3055\u308c\u3066\u3044\u308b\u5168\u30c7\u30fc\u30bf\u3092\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3078\u4e00\u62ec\u3067\u4fdd\u5b58\u3057\u307e\u3059\u3002RECALL\u306f\u96fb\u6e90\u5fa9\u5e30\u6642\u306b\u5b9f\u884c\u3055\u308c\u3001\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u305f\u30c7\u30fc\u30bf\u3092\u518d\u3073SRAM\u3078\u66f8\u304d\u623b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u96fb\u6e90\u65ad\u524d\u306e\u72b6\u614b\u3092\u5f15\u304d\u7d99\u3044\u3060\u307e\u307e\u518d\u8d77\u52d5\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u51e6\u7406\u306f\u3059\u3079\u3066\u30c7\u30d0\u30a4\u30b9\u5185\u90e8\u3067\u5b8c\u7d50\u3059\u308b\u305f\u3081\u3001\u30db\u30b9\u30c8\u5074\u3067\u7279\u5225\u306a\u4fdd\u5b58\u5236\u5fa1\u3084\u5fa9\u5143\u51e6\u7406\u3092\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u5185\u90e8\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306b\u3088\u308b\u30c7\u30fc\u30bf\u4fdd\u5b58\u6280\u8853<\/strong><\/h3>\n\n\n\n

 nvSRAM\u306e\u4e0d\u63ee\u767a\u6027\u9818\u57df\u306b\u306f\u3001\u5185\u90e8\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u3084EEPROM\u6280\u8853\u304c\u7528\u3044\u3089\u308c\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30e1\u30e2\u30ea\u306f\u9577\u671f\u9593\u306b\u308f\u305f\u308a\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3067\u304d\u3001\u96fb\u6e90\u304c\u5b8c\u5168\u306b\u5931\u308f\u308c\u305f\u72b6\u614b\u3067\u3082\u60c5\u5831\u3092\u4fdd\u6301\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u500b\u5225\u306b\u30e9\u30f3\u30c0\u30e0\u66f8\u304d\u8fbc\u307f\u3092\u884c\u3046\u7528\u9014\u3067\u306f\u306a\u304f\u3001SRAM\u5168\u4f53\u306e\u5185\u5bb9\u3092\u307e\u3068\u3081\u3066\u4fdd\u5b58\u3059\u308b\u5f79\u5272\u306b\u9650\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u3067\u554f\u984c\u3068\u306a\u308b\u66f8\u304d\u63db\u3048\u56de\u6570\u5236\u9650\u3084\u7ba1\u7406\u306e\u8907\u96d1\u3055\u3092\u5f37\u304f\u610f\u8b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u4fe1\u983c\u6027\u3092\u91cd\u8996\u3059\u308b\u7523\u696d\u7528\u9014\u306b\u304a\u3044\u3066\u6271\u3044\u3084\u3059\u3044\u30c7\u30fc\u30bf\u4fdd\u5b58\u65b9\u5f0f\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

nvSRAM\u304c\u6301\u3064\u4ee3\u8868\u7684\u306a\u6280\u8853\u7279\u6027<\/strong><\/h2>\n\n\n\n

 nvSRAM\u306f\u9ad8\u901f\u30a2\u30af\u30bb\u30b9\u6027\u80fd\u3068\u4e0d\u63ee\u767a\u6027\u3092\u540c\u6642\u306b\u5b9f\u73fe\u3067\u304d\u308b\u70b9\u304c\u6700\u5927\u306e\u7279\u9577\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u306f\u66f8\u304d\u8fbc\u307f\u9045\u5ef6\u3084\u6d88\u53bb\u52d5\u4f5c\u304c\u30b7\u30b9\u30c6\u30e0\u6027\u80fd\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u304c\u3001nvSRAM\u3067\u306f\u901a\u5e38\u52d5\u4f5c\u6642\u306b\u305d\u308c\u3089\u3092\u610f\u8b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u4e00\u65b9\u3067\u3001\u5bb9\u91cf\u3084\u30b3\u30b9\u30c8\u9762\u3067\u306f\u5236\u7d04\u3082\u5b58\u5728\u3059\u308b\u305f\u3081\u3001\u7279\u6027\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u305f\u4e0a\u3067\u7528\u9014\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u6570\u5341\u30ca\u30ce\u79d2\u5358\u4f4d\u306e\u9ad8\u901f\u8aad\u307f\u66f8\u304d\u6027\u80fd<\/strong><\/h3>\n\n\n\n

 nvSRAM\u306f\u901a\u5e38\u52d5\u4f5c\u6642\u306b\u306fSRAM\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u305f\u3081\u3001\u8aad\u307f\u66f8\u304d\u30a2\u30af\u30bb\u30b9\u306f\u6570\u5341\u30ca\u30ce\u79d2\u5358\u4f4d\u3067\u5b8c\u7d50\u3057\u307e\u3059\u3002\u3053\u306e\u7279\u6027\u306b\u3088\u308a\u3001\u5236\u5fa1\u30eb\u30fc\u30d7\u5185\u3067\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308b\u5909\u6570\u3084\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u304c\u53b3\u3057\u304f\u6c42\u3081\u3089\u308c\u308b\u5236\u5fa1\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4fdd\u5b58\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u3084EEPROM\u306e\u3088\u3046\u306b\u66f8\u304d\u8fbc\u307f\u5b8c\u4e86\u5f85\u3061\u3084\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u69cb\u6210\u3092\u5358\u7d14\u5316\u3067\u304d\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u6700\u60aa\u5fdc\u7b54\u6642\u9593\u3092\u898b\u7a4d\u3082\u308a\u3084\u3059\u304f\u306a\u308a\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u5b89\u5b9a\u6027\u5411\u4e0a\u306b\u5bc4\u4e0e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u96fb\u6c60\u4e0d\u8981\u3067\u5b9f\u73fe\u3059\u308b\u9ad8\u4fe1\u983c\u6027\u306e\u30c7\u30fc\u30bf\u4fdd\u6301<\/strong><\/h3>\n\n\n\n

 \u5f93\u6765\u306e\u30d0\u30c3\u30c6\u30ea\u30d0\u30c3\u30af\u30a2\u30c3\u30d7SRAM\u3067\u306f\u3001\u96fb\u6c60\u5bff\u547d\u306e\u7ba1\u7406\u3084\u5b9a\u671f\u4ea4\u63db\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u904b\u7528\u30b3\u30b9\u30c8\u3084\u4fe1\u983c\u6027\u9762\u3067\u306e\u8ab2\u984c\u304c\u3042\u308a\u307e\u3057\u305f\u3002nvSRAM\u306f\u5185\u90e8\u306e\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3092\u7528\u3044\u3066\u30c7\u30fc\u30bf\u3092\u9000\u907f\u3055\u305b\u308b\u65b9\u5f0f\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u5916\u90e8\u96fb\u6c60\u3092\u5fc5\u8981\u3068\u3057\u307e\u305b\u3093\u304c\u3001\u30c7\u30fc\u30bf\u3092\u9000\u907f\u3055\u305b\u3066\u3044\u308b\u6642\u9593\u3060\u3051\u96fb\u6e90\u3092\u7dad\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081nvSRAM\u306b\u63a5\u7d9a\u3059\u308b\u30ad\u30e3\u30d1\u30b7\u30bf\uff08\u30b3\u30f3\u30c7\u30f3\u30b5\uff09\u3092\u5225\u9014\u7528\u610f\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u96fb\u6c60\u52a3\u5316\u306b\u3088\u308b\u7a81\u767a\u7684\u306a\u30c7\u30fc\u30bf\u6d88\u5931\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3067\u304d\u308b\u4e00\u65b9\u3001\u30ad\u30e3\u30d1\u30b7\u30bf\u306e\u9ad8\u6e29\u74b0\u5883\u3067\u306e\u52a3\u5316\u7b49\u30ad\u30e3\u30d1\u30b7\u30bf\u81ea\u4f53\u306e\u4fe1\u983c\u6027\u306b\u6c17\u3092\u3064\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u52d5\u4f5c\u6e29\u5ea6\u30fb\u66f8\u304d\u63db\u3048\u8010\u6027\u306a\u3069\u7523\u696d\u7528\u9014\u3078\u306e\u9069\u5408\u6027<\/strong><\/h3>\n\n\n\n

 nvSRAM\u306f\u7523\u696d\u7528\u9014\u3092\u60f3\u5b9a\u3057\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u88fd\u54c1\u304c\u591a\u304f\u3001\u5e83\u3044\u52d5\u4f5c\u6e29\u5ea6\u7bc4\u56f2\u3084\u9ad8\u3044\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002\u901a\u5e38\u904b\u7528\u3067\u306fSRAM\u5074\u306e\u307f\u304c\u983b\u7e41\u306b\u66f8\u304d\u63db\u3048\u3089\u308c\u3001\u4e0d\u63ee\u767a\u6027\u9818\u57df\u3078\u306e\u66f8\u304d\u8fbc\u307f\u306f\u96fb\u6e90\u65ad\u6642\u306b\u9650\u5b9a\u3055\u308c\u308b\u305f\u3081\u3001\u5b9f\u4f7f\u7528\u74b0\u5883\u3067\u306e\u66f8\u304d\u63db\u3048\u8010\u6027\u3092\u78ba\u4fdd\u3057\u3084\u3059\u3044\u70b9\u304c\u7279\u5fb4\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u7279\u6027\u306b\u3088\u308a\u3001\u5236\u5fa1\u88c5\u7f6e\u3001\u8a08\u6e2c\u6a5f\u5668\u3001\u30a4\u30f3\u30d5\u30e9\u95a2\u9023\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001\u9577\u671f\u5b89\u5b9a\u52d5\u4f5c\u304c\u6c42\u3081\u3089\u308c\u308b\u5206\u91ce\u3067nvSRAM\u306f\u6709\u529b\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u4ed6\u306e\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3068\u6bd4\u8f03\u3057\u305f\u969b\u306e\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8<\/strong><\/h2>\n\n\n\n

 nvSRAM\u306f\u9ad8\u901f\u6027\u3068\u4e0d\u63ee\u767a\u6027\u3092\u4e21\u7acb\u3067\u304d\u308b\u4e00\u65b9\u3067\u3001\u3059\u3079\u3066\u306e\u7528\u9014\u306b\u6700\u9069\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u30d0\u30c3\u30c6\u30ea\u30d0\u30c3\u30af\u30a2\u30c3\u30d7SRAM\u3001MRAM\u3001FeRAM\u306a\u3069\u306e\u4ed6\u65b9\u5f0f\u3068\u6bd4\u8f03\u3057\u3001\u96fb\u6e90\u65ad\u6642\u306e\u6319\u52d5\u3001\u5fc5\u8981\u5bb9\u91cf\u3001\u30b3\u30b9\u30c8\u3001\u5b9f\u88c5\u6761\u4ef6\u3092\u7dcf\u5408\u7684\u306b\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30c7\u30fc\u30bf\u4fdd\u6301\u306e\u6210\u7acb\u6761\u4ef6\u304c\u96fb\u6e90\u964d\u4e0b\u7279\u6027\u306b\u4f9d\u5b58\u3059\u308b\u70b9\u306f\u3001nvSRAM\u7279\u6709\u306e\u691c\u8a0e\u4e8b\u9805\u3067\u3059\u3002<\/p>\n\n\n\n

\u30d0\u30c3\u30c6\u30ea\u30d0\u30c3\u30af\u30a2\u30c3\u30d7SRAM\u3068\u306e\u6a5f\u69cb\u7684\u30fb\u904b\u7528\u7684\u9055\u3044<\/strong><\/h3>\n\n\n\n

 \u30d0\u30c3\u30c6\u30ea\u30d0\u30c3\u30af\u30a2\u30c3\u30d7SRAM\u306f\u3001\u4e3b\u96fb\u6e90\u65ad\u6642\u306b\u3082\u96fb\u6c60\u3084\u30ad\u30e3\u30d1\u30b7\u30bf\u304b\u3089\u96fb\u529b\u3092\u4f9b\u7d66\u3057\u3001SRAM\u306e\u5185\u5bb9\u3092\u4fdd\u6301\u3059\u308b\u65b9\u5f0f\u3067\u3059\u3002\u3053\u306e\u65b9\u5f0f\u306f\u96fb\u6e90\u65ad\u4e2d\u3082\u9023\u7d9a\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3067\u304d\u308b\u53cd\u9762\u3001\u96fb\u6c60\u306e\u5bff\u547d\u7ba1\u7406\u3001\u5b9a\u671f\u4ea4\u63db\u3001\u4fdd\u7ba1\u6761\u4ef6\u3068\u3044\u3063\u305f\u904b\u7528\u8ca0\u8377\u304c\u767a\u751f\u3057\u307e\u3059\u3002nvSRAM\u306f\u96fb\u6e90\u65ad\u6642\u306b\u4e00\u5ea6\u30c7\u30fc\u30bf\u3092\u4e0d\u63ee\u767a\u6027\u9818\u57df\u3078\u9000\u907f\u3055\u305b\u308b\u65b9\u5f0f\u3067\u3042\u308a\u3001\u96fb\u6c60\u7ba1\u7406\u304c\u4e0d\u8981\u306b\u306a\u308b\u70b9\u304c\u5927\u304d\u306a\u9055\u3044\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u96fb\u6e90\u964d\u4e0b\u304c\u6025\u5cfb\u306a\u5834\u5408\u306b\u306fSTORE\u52d5\u4f5c\u304c\u6210\u7acb\u3057\u306a\u3044\u30ea\u30b9\u30af\u304c\u3042\u308b\u305f\u3081\u3001\u96fb\u6e90\u8a2d\u8a08\u3092\u542b\u3081\u305f\u8a55\u4fa1\u304c\u4e0d\u53ef\u6b20\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

MRAM\u3068\u6bd4\u8f03\u3057\u305f\u8010\u4e45\u6027\u3068\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u306e\u5dee\u7570<\/strong><\/h3>\n\n\n\n

 MRAM\u306f\u78c1\u6c17\u30c8\u30f3\u30cd\u30eb\u63a5\u5408\u3092\u7528\u3044\u305f\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3001\u5e38\u6642\u4e0d\u63ee\u767a\u3067\u3042\u308a\u306a\u304c\u3089\u9ad8\u901f\u66f8\u304d\u8fbc\u307f\u3068\u9ad8\u3044\u8010\u4e45\u6027\u3092\u5b9f\u73fe\u3067\u304d\u308b\u70b9\u304c\u7279\u5fb4\u3067\u3059\u3002\u96fb\u6e90\u65ad\u6642\u306e\u9000\u907f\u52d5\u4f5c\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u305f\u3081\u3001\u4fdd\u6301\u52d5\u4f5c\u306e\u78ba\u5b9f\u6027\u3068\u3044\u3046\u89b3\u70b9\u3067\u306f\u6709\u5229\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001nvSRAM\u306fSRAM\u4e92\u63db\u3068\u3057\u3066\u6271\u3048\u308b\u305f\u3081\u3001\u65e2\u5b58\u306e\u30d1\u30e9\u30ec\u30ebSRAM\u8a2d\u8a08\u3092\u5927\u304d\u304f\u5909\u66f4\u305b\u305a\u306b\u5c0e\u5165\u3067\u304d\u308b\u70b9\u304c\u5229\u70b9\u3067\u3059\u3002\u4e21\u8005\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306f\u3001\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u3084\u8010\u4e45\u6027\u3060\u3051\u3067\u306a\u304f\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u4e92\u63db\u6027\u3001\u30b3\u30b9\u30c8\u3001\u4f9b\u7d66\u5b89\u5b9a\u6027\u307e\u3067\u542b\u3081\u3066\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

FeRAM\u3068\u306e\u9055\u3044\u306b\u898b\u308b\u4f4e\u6d88\u8cbb\u96fb\u529b\u30fb\u30b3\u30b9\u30c8\u30d0\u30e9\u30f3\u30b9<\/strong><\/h3>\n\n\n\n

 FeRAM\u306f\u5f37\u8a98\u96fb\u4f53\u3092\u7528\u3044\u305f\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3001\u4f4e\u6d88\u8cbb\u96fb\u529b\u304b\u3064\u9ad8\u901f\u66f8\u304d\u8fbc\u307f\u304c\u53ef\u80fd\u306a\u70b9\u304c\u7279\u9577\u3067\u3059\u3002\u96fb\u6e90\u65ad\u6642\u306b\u7279\u5225\u306a\u9000\u907f\u52d5\u4f5c\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u305f\u3081\u3001\u96fb\u6e90\u30a4\u30d9\u30f3\u30c8\u3092\u610f\u8b58\u3057\u306a\u3044\u8a2d\u8a08\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001\u5bb9\u91cf\u5e2f\u3084\u88fd\u9020\u30d7\u30ed\u30bb\u30b9\u306e\u5236\u7d04\u304b\u3089\u3001\u7528\u9014\u304c\u9650\u5b9a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002nvSRAM\u306f\u6d88\u8cbb\u96fb\u529b\u3084\u30b3\u30b9\u30c8\u9762\u3067\u4e0d\u5229\u306b\u306a\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u304c\u3001SRAM\u4e92\u63db\u6027\u3068\u8a2d\u8a08\u306e\u3057\u3084\u3059\u3055\u3092\u91cd\u8996\u3059\u308b\u7528\u9014\u3067\u306f\u6709\u52b9\u3067\u3059\u3002\u8981\u6c42\u3055\u308c\u308b\u5bb9\u91cf\u3001\u96fb\u529b\u6761\u4ef6\u3001\u30b3\u30b9\u30c8\u5236\u7d04\u3092\u6574\u7406\u3057\u305f\u4e0a\u3067\u4e21\u65b9\u5f0f\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

nvSRAM\u306e\u63a1\u7528\u3092\u691c\u8a0e\u3059\u308b\u969b\u306b\u91cd\u8996\u3059\u3079\u304d\u8981\u7d20<\/strong><\/h2>\n\n\n\n

 nvSRAM\u306e\u63a1\u7528\u5224\u65ad\u3067\u306f\u3001\u5358\u306b\u4e0d\u63ee\u767a\u3067\u3042\u308b\u3068\u3044\u3046\u70b9\u3060\u3051\u3067\u306a\u304f\u3001\u4fdd\u6301\u3059\u3079\u304d\u30c7\u30fc\u30bf\u306e\u6027\u8cea\u3084\u96fb\u6e90\u65ad\u6642\u306e\u6761\u4ef6\u3092\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u52d5\u4f5c\u8981\u4ef6\u3068\u7167\u3089\u3057\u5408\u308f\u305b\u3001nvSRAM\u306e\u7279\u6027\u304c\u771f\u306b\u9069\u5408\u3059\u308b\u304b\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c7\u30fc\u30bf\u4fdd\u6301\u8981\u4ef6\u306b\u57fa\u3065\u304f\u9078\u5b9a\u57fa\u6e96\u306e\u6574\u7406<\/strong><\/h3>\n\n\n\n

 \u307e\u305a\u3001\u3069\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\u3092\u6574\u7406\u3057\u3001\u8a2d\u5b9a\u5024\u3001\u5b66\u7fd2\u30c7\u30fc\u30bf\u3001\u7a4d\u7b97\u30ab\u30a6\u30f3\u30bf\u306a\u3069\u3001\u5931\u308f\u308c\u305f\u5834\u5408\u306e\u5f71\u97ff\u304c\u5927\u304d\u3044\u30c7\u30fc\u30bf\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u66f4\u65b0\u983b\u5ea6\u3084\u8a31\u5bb9\u3055\u308c\u308b\u30c7\u30fc\u30bf\u640d\u5931\u91cf\u3001\u96fb\u6e90\u65ad\u306e\u767a\u751f\u983b\u5ea6\u3092\u6574\u7406\u3057\u3001nvSRAM\u306e\u9000\u907f\u65b9\u5f0f\u304c\u8981\u4ef6\u3092\u6e80\u305f\u3059\u304b\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u4ed5\u69d8\u3068\u3057\u3066\u660e\u6587\u5316\u3059\u308b\u3053\u3068\u3067\u3001nvSRAM\u304c\u9069\u5207\u306a\u9078\u629e\u80a2\u304b\u3069\u3046\u304b\u3092\u5ba2\u89b3\u7684\u306b\u5224\u65ad\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u56de\u8def\u8a2d\u8a08\u306b\u304a\u3051\u308b\u5b9f\u88c5\u4e0a\u306e\u7559\u610f\u70b9<\/strong><\/h3>\n\n\n\n

 nvSRAM\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u96fb\u6e90\u96fb\u5727\u306e\u7acb\u3061\u4e0b\u304c\u308a\u7279\u6027\u304cSTORE\u52d5\u4f5c\u306e\u6210\u7acb\u306b\u76f4\u7d50\u3059\u308b\u305f\u3081\u3001\u96fb\u6e90\u76e3\u8996\u56de\u8def\u306e\u95be\u5024\u8a2d\u5b9a\u3084\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u5bb9\u91cf\u306e\u8a2d\u8a08\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u96fb\u6e90\u5fa9\u5e30\u6642\u306eRECALL\u52d5\u4f5c\u3068\u30b7\u30b9\u30c6\u30e0\u521d\u671f\u5316\u3084\u30ea\u30bb\u30c3\u30c8\u51e6\u7406\u306e\u9806\u5e8f\u304c\u7af6\u5408\u3057\u306a\u3044\u3088\u3046\u3001\u8d77\u52d5\u30b7\u30fc\u30b1\u30f3\u30b9\u5168\u4f53\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u3067\u3001\u7406\u8ad6\u4e0a\u306e\u30c7\u30fc\u30bf\u4fdd\u6301\u6027\u80fd\u3092\u5b9f\u6a5f\u74b0\u5883\u3067\u3082\u78ba\u5b9f\u306b\u767a\u63ee\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u7528\u9014\u3054\u3068\u306envSRAM\u63a1\u7528\u53ef\u5426\u306e\u5224\u65ad\u30dd\u30a4\u30f3\u30c8<\/strong><\/h3>\n\n\n\n

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