{"id":5072,"date":"2026-03-08T10:00:00","date_gmt":"2026-03-08T01:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&p=5072"},"modified":"2026-03-04T10:31:26","modified_gmt":"2026-03-04T01:31:26","slug":"feram-based-logic-without-sram-dependency","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/feram-based-logic-without-sram-dependency\/","title":{"rendered":"SRAM\u5bb9\u91cf\u5236\u7d04\u306e\u89e3\u6d88\uff1a\u5185\u90e8\u30e1\u30e2\u30ea\u306b\u4f9d\u5b58\u3057\u306a\u3044FRAM\u30d9\u30fc\u30b9\u306e\u30ed\u30b8\u30c3\u30af\u69cb\u7bc9"},"content":{"rendered":"\n

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\u7d44\u8fbc\u307f\u7528\u9014\u306b\u304a\u3051\u308b\u5bb9\u91cf\u6700\u9069\u5316\u306e\u9650\u754c<\/strong><\/h3>\n\n\n\n

\u7d44\u8fbc\u307fSoC\u3067\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u5c40\u6240\u6027\u3067\u52b9\u304d\u307e\u3059\u304c\u3001\u30ed\u30b0\u3084\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u3001\u30e2\u30c7\u30eb\u4fc2\u6570\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u306f\u5bb9\u91cf\u4f9d\u5b58\u3067\u5897\u3048\u7d9a\u3051\u307e\u3059\u3002\u3055\u3089\u306b\u5272\u8fbc\u307f\u3084\u7121\u7dda\u30b9\u30bf\u30c3\u30af\u306a\u3069\u3001\u30d4\u30fc\u30af\u304c\u540c\u6642\u306b\u6765\u308b\u30b1\u30fc\u30b9\u3067\u306f\u3001\u5e73\u5747\u4f7f\u7528\u91cf\u3067\u306f\u306a\u304f\u6700\u60aa\u540c\u6642\u4f7f\u7528\u91cf\u3067\u8a2d\u8a08\u305b\u3056\u308b\u3092\u5f97\u307e\u305b\u3093\u3002\u5727\u7e2e\u3084\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3067\u9003\u3052\u3066\u3082\u3001\u7d50\u5c40\u306f\u7834\u68c4\u30dd\u30ea\u30b7\u30fc\u3092\u6c7a\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u6a5f\u80fd\u5b89\u5168\u3084\u54c1\u8cea\u8981\u4ef6\u3068\u885d\u7a81\u3057\u307e\u3059\u3002\u5916\u4ed8\u3051\u3078\u9003\u304c\u3059\u3068\u3001\u8d77\u52d5\u6642\u9593\u3001\u96fb\u529b\u3001\u8010\u4e45\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8ab2\u984c\u304c\u5897\u3048\u3001\u8a2d\u8a08\u306e\u81ea\u7531\u5ea6\u304c\u4e0b\u304c\u308a\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u300c\u5185\u90e8SRAM\u3092\u5897\u3084\u3057\u3066\u5b89\u5fc3\u300d\u3092\u9078\u3073\u304c\u3061\u3067\u3059\u304c\u3001\u305d\u308c\u304c\u9762\u7a4d\u30fb\u96fb\u529b\u30fb\u30b3\u30b9\u30c8\u306e\u5929\u4e95\u306b\u5f53\u305f\u308b\u305f\u3081\u3001\u6700\u9069\u5316\u3060\u3051\u3067\u306f\u89e3\u3051\u306a\u3044\u554f\u984c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

FRAM\u30d9\u30fc\u30b9\u8a2d\u8a08\u306b\u3088\u308b\u5185\u90e8\u30e1\u30e2\u30ea\u975e\u4f9d\u5b58\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/strong><\/h2>\n\n\n\n

FRAM\u306f\u4e0d\u63ee\u767a\u3067\u3042\u308a\u306a\u304c\u3089\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u3001\u96fb\u6e90\u65ad\u3067\u3082\u72b6\u614b\u3092\u4fdd\u6301\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u3092\u6d3b\u304b\u3059\u3068\u3001\u5185\u90e8SRAM\u306b\u5bc4\u305b\u3066\u3044\u305f\u72b6\u614b\u4fdd\u6301\u3084\u30ed\u30b0\u3092\u3001\u96fb\u6e90\u7ba1\u7406\u3068\u4e00\u4f53\u3067\u518d\u8a2d\u8a08\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u5bb9\u91cf\u4e0d\u8db3\u3092\u300c\u30d0\u30c3\u30d5\u30a1\u3092\u524a\u308b\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u72b6\u614b\u3092\u5931\u308f\u306a\u3044\u524d\u63d0\u3067\u51e6\u7406\u3092\u5206\u5272\u3059\u308b\u300d\u65b9\u5411\u3078\u8ee2\u63db\u3067\u304d\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u30d4\u30fc\u30af\u5bb9\u91cf\u306b\u5408\u308f\u305b\u305f\u5de8\u5927SRAM\u3092\u62b1\u3048\u305a\u306b\u3001\u6a5f\u80fd\u3068\u96fb\u529b\u3092\u4e21\u7acb\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

FRAM\u306e\u57fa\u672c\u7279\u6027\u3068SRAM\u3068\u306e\u6280\u8853\u6bd4\u8f03<\/strong><\/h3>\n\n\n\n

FRAM\u306f\u5f37\u8a98\u96fb\u4f53\u306e\u5206\u6975\u72b6\u614b\u3067\u60c5\u5831\u3092\u4fdd\u6301\u3059\u308b\u305f\u3081\u3001\u96fb\u6e90\u65ad\u3067\u3082\u30c7\u30fc\u30bf\u304c\u6b8b\u308a\u307e\u3059\u3002SRAM\u306e\u3088\u3046\u306b\u5e38\u6642\u7d66\u96fb\u3057\u3066\u72b6\u614b\u3092\u7dad\u6301\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u3001\u5f85\u6a5f\u96fb\u529b\u306e\u524a\u6e1b\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002\u307e\u305f\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u3067\u66f8\u8fbc\u307f\u304c\u53ef\u80fd\u306a\u305f\u3081\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u306e\u3088\u3046\u306a\u30d6\u30ed\u30c3\u30af\u6d88\u53bb\u524d\u63d0\u306e\u7ba1\u7406\u304c\u4e0d\u8981\u306b\u306a\u308a\u3001\u30ed\u30b0\u66f4\u65b0\u3084\u5c0f\u7c92\u5ea6\u306e\u72b6\u614b\u4fdd\u5b58\u306b\u5411\u304d\u307e\u3059\u3002\u8a2d\u8a08\u4e0a\u306f\u300c\u63ee\u767a\u6027\u30d0\u30c3\u30d5\u30a1\u300d\u3068\u300c\u6c38\u7d9a\u30c7\u30fc\u30bf\u9818\u57df\u300d\u3092\u5206\u3051\u308b\u767a\u60f3\u304b\u3089\u3001\u300c\u5fc5\u8981\u306a\u72b6\u614b\u3092\u5fc5\u8981\u306a\u7c92\u5ea6\u3067\u6b8b\u3059\u300d\u767a\u60f3\u3078\u5bc4\u305b\u3089\u308c\u307e\u3059\u3002\u901f\u5ea6\u3084\u5bb9\u91cf\u306e\u6700\u9069\u70b9\u306f\u7528\u9014\u4f9d\u5b58\u3067\u3059\u304c\u3001\u30d4\u30fc\u30af\u6642\u306b\u6ea2\u308c\u308b\u5185\u90e8SRAM\u3092\u6e1b\u3089\u3057\u3001\u96fb\u6e90\u65ad\u5fa9\u5e30\u3084\u30d5\u30a7\u30a4\u30eb\u30bb\u30fc\u30d5\u3092\u7c21\u7d20\u5316\u3067\u304d\u308b\u70b9\u304c\u5dee\u5225\u5316\u8981\u56e0\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u30ed\u30b8\u30c3\u30af\u3068\u4e0d\u63ee\u767a\u30e1\u30e2\u30ea\u7d71\u5408\u306b\u3088\u308b\u8a2d\u8a08\u81ea\u7531\u5ea6\u5411\u4e0a<\/strong><\/h3>\n\n\n\n

\u5185\u90e8\u30e1\u30e2\u30ea\u975e\u4f9d\u5b58\u3092\u72d9\u3046\u306b\u306f\u3001\u51e6\u7406\u9014\u4e2d\u306e\u72b6\u614b\u3092FRAM\u3078\u6bb5\u968e\u4fdd\u5b58\u3057\u3001\u518d\u958b\u53ef\u80fd\u306a\u5b9f\u884c\u30e2\u30c7\u30eb\u306b\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u30bf\u30b9\u30af\u5883\u754c\u3067\u30ec\u30b8\u30b9\u30bf\u5f71\u97ff\u3092\u6700\u5c0f\u5316\u3057\u305f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\u3092\u6b8b\u305b\u3070\u3001\u6df1\u3044\u30b9\u30ea\u30fc\u30d7\u3084\u77ac\u65ad\u3067\u3082\u5fa9\u5e30\u304c\u5bb9\u6613\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001SRAM\u3092\u300c\u5e38\u6642\u4fdd\u6301\u306e\u4fdd\u967a\u300d\u3068\u3057\u3066\u7a4d\u3080\u5fc5\u8981\u304c\u6e1b\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u6697\u53f7\u9375\u3084\u8a8d\u8a3c\u30ab\u30a6\u30f3\u30bf\u306e\u3088\u3046\u306a\u4fdd\u8b77\u5bfe\u8c61\u3092\u63ee\u767a\u9818\u57df\u306b\u7f6e\u304b\u305a\u306b\u6e08\u307f\u3001\u30ad\u30fc\u6d88\u5931\u5bfe\u7b56\u3068\u5fa9\u5e30\u8a2d\u8a08\u3092\u7d71\u5408\u3067\u304d\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u30e1\u30e2\u30ea\u5bb9\u91cf\u3092\u5897\u3084\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u72b6\u614b\u9077\u79fb\u3092\u8a2d\u8a08\u3057\u3066\u30c7\u30fc\u30bf\u5bff\u547d\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3059\u3002FRAM\u306f\u305d\u306e\u5b9f\u88c5\u624b\u6bb5\u3068\u306a\u308a\u3001\u96fb\u6e90\u7ba1\u7406\u3001\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3001\u30ed\u30b0\u8a2d\u8a08\u3092\u4e00\u4f53\u3067\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u5185\u90e8SRAM\u524a\u6e1b\u306b\u3088\u308b\u9762\u7a4d\u30fb\u96fb\u529b\u6700\u9069\u5316\u52b9\u679c<\/strong><\/h3>\n\n\n\n

FRAM\u3078\u72b6\u614b\u4fdd\u5b58\u3092\u79fb\u3059\u3068\u3001\u30d4\u30fc\u30af\u5bb9\u91cf\u306b\u5408\u308f\u305b\u305f\u5927\u5bb9\u91cfSRAM\u3092\u524a\u6e1b\u3067\u304d\u3001\u30c0\u30a4\u9762\u7a4d\u3092\u76f4\u63a5\u5727\u7e2e\u3067\u304d\u307e\u3059\u3002\u52a0\u3048\u3066\u5f85\u6a5f\u6642\u306e\u30bb\u30eb\u4fdd\u6301\u96fb\u529b\u304c\u6e1b\u308a\u3001\u30b9\u30ea\u30fc\u30d7\u4e2d\u5fc3\u306e\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3067\u6d88\u8cbb\u96fb\u529b\u304c\u4e0b\u304c\u308a\u307e\u3059\u3002\u96fb\u6e90\u65ad\u5bfe\u7b56\u3068\u3057\u3066\u30b9\u30fc\u30d1\u30fc\u30ad\u30e3\u30d1\u30b7\u30bf\u3067\u9577\u3044\u30db\u30fc\u30eb\u30c9\u6642\u9593\u3092\u78ba\u4fdd\u3057\u3066\u3044\u305f\u5834\u5408\u3001\u5fc5\u8981\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6e1b\u3089\u305b\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u30e1\u30e2\u30ea\u903c\u8feb\u306b\u3088\u308b\u4f8b\u5916\u51e6\u7406\u3084\u9000\u907f\u30b3\u30d4\u30fc\u304c\u6e1b\u308c\u3070\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u5b9f\u884c\u6642\u9593\u3082\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002\u3082\u3061\u308d\u3093FRAM\u5074\u306e\u30a2\u30af\u30bb\u30b9\u6642\u9593\u3084\u66f8\u8fbc\u307f\u7279\u6027\u3092\u8e0f\u307e\u3048\u305f\u914d\u7f6e\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u300c\u5bb9\u91cf\u304c\u8db3\u308a\u306a\u3044\u304b\u3089SRAM\u3092\u5897\u3084\u3059\u300d\u30eb\u30fc\u30d7\u3092\u65ad\u3061\u5207\u308a\u3001\u9762\u7a4d\u30fb\u96fb\u529b\u30fb\u4fe1\u983c\u6027\u3092\u540c\u6642\u306b\u6539\u5584\u3059\u308b\u8a2d\u8a08\u4f59\u5730\u304c\u751f\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

SRAM\u5bb9\u91cf\u5236\u7d04\u3092\u8e0f\u307e\u3048\u305f\u6b21\u4e16\u4ee3\u30e1\u30e2\u30ea\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u6226\u7565<\/strong><\/h2>\n\n\n\n

SRAM\u306e\u5897\u8a2d\u306f\u78ba\u5b9f\u306a\u89e3\u6c7a\u306b\u898b\u3048\u3066\u3001\u9762\u7a4d\u30fb\u96fb\u529b\u30fb\u91cf\u7523\u4fdd\u8a3c\u306e\u58c1\u306b\u65e9\u304f\u5f53\u305f\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u72b6\u614b\u4fdd\u6301\u306e\u7c92\u5ea6\u3092\u5b9a\u7fa9\u3057\u3001\u4e0d\u63ee\u767a\u30e1\u30e2\u30ea\u3092\u524d\u63d0\u306b\u5b9f\u884c\u30e2\u30c7\u30eb\u3092\u7d44\u307f\u66ff\u3048\u308b\u6226\u7565\u304c\u6709\u52b9\u3067\u3059\u3002FRAM\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u4fdd\u5b58\u5bfe\u8c61\u306e\u9078\u5225\u3001\u30a2\u30af\u30bb\u30b9\u8a2d\u8a08\u3001\u8a55\u4fa1\u6307\u6a19\u3092\u660e\u78ba\u306b\u3057\u3001\u5185\u90e8SRAM\u3092\u300c\u6700\u5c0f\u9650\u306e\u9ad8\u901f\u30ef\u30fc\u30ad\u30f3\u30b0\u300d\u306b\u9650\u5b9a\u3057\u307e\u3059\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u5bb9\u91cf\u5236\u7d04\u3092\u8a2d\u8a08\u306e\u524d\u63d0\u6761\u4ef6\u3068\u3057\u3066\u6271\u3044\u3001\u62e1\u5f35\u53ef\u80fd\u306a\u69cb\u6210\u3078\u79fb\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

SRAM\u4f9d\u5b58\u8a2d\u8a08\u304b\u3089\u306e\u8131\u5374\u30dd\u30a4\u30f3\u30c8<\/strong><\/h3>\n\n\n\n

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