{"id":4529,"date":"2025-06-11T11:00:00","date_gmt":"2025-06-11T02:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&#038;p=4529"},"modified":"2025-12-22T10:47:51","modified_gmt":"2025-12-22T01:47:51","slug":"automotive-eeprom-selection-guide","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/automotive-eeprom-selection-guide\/","title":{"rendered":"\u8eca\u8f09\u7528\u9014\u306b\u6700\u9069\u306aEEPROM\u3068\u306f\uff1f\u7279\u6027\u30fb\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8\u30fb\u6700\u65b0\u52d5\u5411\u3092\u89e3\u8aac"},"content":{"rendered":"\n<p>\u8eca\u8f09\u6a5f\u5668\u306b\u6c42\u3081\u3089\u308c\u308bEEPROM\u306e\u7279\u6027\u3084\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8\u3001FRAM\uff08FeRAM\uff09\u3068\u306e\u4f7f\u3044\u5206\u3051\u3001\u6700\u65b0\u306e\u5e02\u5834\u52d5\u5411\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u8a2d\u8a08\u521d\u671f\u304b\u3089\u306e\u6b63\u3057\u3044\u4ed5\u69d8\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u88fd\u54c1\u306e\u4fe1\u983c\u6027\u3068\u9577\u671f\u5b89\u5b9a\u4f9b\u7d66\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8eca\u8f09\u7528\u9014\u306b\u304a\u3051\u308bEEPROM\u306e\u57fa\u672c\u5f79\u5272\u3068\u306f<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>EEPROM\u3068\u306f\u4f55\u304b\uff1f\u305d\u306e\u57fa\u672c\u69cb\u9020\u3068\u7279\u5fb4<\/strong><\/h3>\n\n\n\n<p>EEPROM\uff08Electrically Erasable Programmable Read-Only Memory\uff09\u306f\u3001\u96fb\u6c17\u7684\u306b\u66f8\u304d\u63db\u3048\u53ef\u80fd\u306a\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3001\u96fb\u6e90\u3092\u5207\u3063\u3066\u3082\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u7279\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u5185\u90e8\u306f\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u30d9\u30fc\u30b9\u306e\u30e1\u30e2\u30ea\u30bb\u30eb\u3067\u69cb\u6210\u3055\u308c\u30011\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u306e\u66f8\u304d\u8fbc\u307f\u304c\u53ef\u80fd\u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u983b\u7e41\u306a\u66f8\u304d\u63db\u3048\u3084\u7d30\u304b\u3044\u30c7\u30fc\u30bf\u7ba1\u7406\u304c\u5fc5\u8981\u306a\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001EEPROM\u306f\u66f8\u63db\u7528\u306b\u8907\u6570\u306e\u96fb\u5727\u3092\u7528\u610f\u3059\u308b\u5fc5\u8981\u304c\u7121\u3044\u305f\u3081\u3001\u7d44\u307f\u8fbc\u307f\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u67d4\u8edf\u6027\u304c\u9ad8\u304f\u3001\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8eca\u8f09\u6a5f\u5668\u3067\u4f7f\u308f\u308c\u308bEEPROM\u306e\u4ee3\u8868\u7684\u306a\u7528\u9014<\/strong><\/h3>\n\n\n\n<p>\u8eca\u8f09\u6a5f\u5668\u306b\u304a\u3044\u3066EEPROM\u306f\u3001\u30b7\u30ea\u30a2\u30eb\u30ca\u30f3\u30d0\u30fc\u3001\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3001\u6545\u969c\u8a3a\u65ad\u5c65\u6b74\uff08DTC\uff09\u3001\u88fd\u9020\u8a2d\u5b9a\u306a\u3069\u306e\u4fdd\u5b58\u306b\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u60c5\u5831\u306f\u30a8\u30f3\u30b8\u30f3\u5236\u5fa1\u30e6\u30cb\u30c3\u30c8\uff08ECU\uff09\u3001\u30a8\u30a2\u30d0\u30c3\u30b0\u30b7\u30b9\u30c6\u30e0\u3001\u30dc\u30c7\u30a3\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb\uff08BCM\uff09\u306a\u3069\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u66f8\u304d\u63db\u3048\u56de\u6570\u304c\u591a\u304f\u306a\u308b\u30d1\u30e9\u30e1\u30fc\u30bf\u66f4\u65b0\u3084\u30ed\u30ae\u30f3\u30b0\u7528\u9014\u306b\u3082\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001EEPROM\u306e\u67d4\u8edf\u6027\u3068\u4fe1\u983c\u6027\u306e\u9ad8\u3055\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u8eca\u8f09\u6a5f\u5668\u306b\u304a\u3051\u308bEEPROM\u306f\u3001\u904b\u8ee2\u306e\u5b89\u5168\u6027\u3084\u5feb\u9069\u6027\u3092\u652f\u3048\u308b\u91cd\u8981\u306a\u90e8\u54c1\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>EEPROM\u3068\u4ed6\u306e\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u306e\u4f7f\u3044\u5206\u3051<\/strong><\/h3>\n\n\n\n<p>EEPROM\u306f1\u30d0\u30a4\u30c8\u5358\u4f4d\u306e\u66f8\u304d\u63db\u3048\u304c\u53ef\u80fd\u3067\u3001\u5c11\u91cf\u304b\u3064\u983b\u7e41\u306a\u30c7\u30fc\u30bf\u66f4\u65b0\u306b\u9069\u3057\u3066\u3044\u308b\u4e00\u65b9\u3001NAND\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u5927\u5bb9\u91cf\u4fdd\u5b58\u5411\u304d\u3067\u30da\u30fc\u30b8\u5358\u4f4d\u306e\u66f8\u304d\u8fbc\u307f\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u5bfe\u3057\u3001FRAM\uff08FeRAM\u3001\u5f37\u8a98\u96fb\u4f53RAM\uff09\u306f\u9ad8\u901f\u3067\u66f8\u304d\u63db\u3048\u8010\u6027\u304c\u9ad8\u304f\u3001\u6d88\u8cbb\u96fb\u529b\u3082\u5c11\u306a\u3044\u305f\u3081\u3001\u8eca\u8f09\u7528\u9014\u3067\u306fEEPROM\u306e\u4ee3\u66ff\u3068\u3057\u3066\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u3068\u4fe1\u983c\u6027\u304c\u6c42\u3081\u3089\u308c\u308bADAS\u3084\u96fb\u52d5\u5316\u8eca\u4e21\u306b\u304a\u3044\u3066\u306fFeRAM\u306e\u512a\u4f4d\u6027\u304c\u767a\u63ee\u3055\u308c\u307e\u3059\u3002\u8a2d\u8a08\u8005\u306f\u7528\u9014\u3084\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u3001\u3053\u308c\u3089\u306e\u30e1\u30e2\u30ea\u3092\u4f7f\u3044\u5206\u3051\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8eca\u8f09\u7528EEPROM\u306b\u6c42\u3081\u3089\u308c\u308b\u6027\u80fd\u3068\u4ed5\u69d8<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u904e\u9177\u306a\u8eca\u8f09\u74b0\u5883\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306e\u6761\u4ef6\u3068\u306f<\/strong><\/h3>\n\n\n\n<p>\u8eca\u8f09\u7528\u9014\u306b\u304a\u3044\u3066\u306f\u3001EEPROM\u304c\u6975\u7aef\u306a\u6e29\u5ea6\u5909\u5316\u3001\u632f\u52d5\u3001\u6e7f\u5ea6\u3001\u96fb\u5727\u5909\u52d5\u3068\u3044\u3063\u305f\u904e\u9177\u306a\u74b0\u5883\u6761\u4ef6\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u7523\u696d\u7528EEPROM\u3088\u308a\u3082\u5e83\u3044\u52d5\u4f5c\u6e29\u5ea6\u7bc4\u56f2\uff08\u4f8b\uff1a-40\u2103\u301c+125\u2103\uff09\u3092\u4fdd\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u71b1\u66b4\u8d70\u3084\u4fe1\u53f7\u30ce\u30a4\u30ba\u306e\u5f71\u97ff\u306b\u3082\u8010\u6027\u3092\u6301\u305f\u305b\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u8eca\u8f09\u898f\u683c\u3067\u3042\u308bAEC-Q100\uff08Automotive Electronics Council\uff09\u306b\u6e96\u62e0\u3059\u308b\u3053\u3068\u304c\u5fc5\u9808\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u8a2d\u8a08\u6bb5\u968e\u3067\u306e\u90e8\u54c1\u9078\u5b9a\u6642\u306b\u306f\u3053\u306e\u9069\u5408\u6027\u3082\u91cd\u8981\u306a\u8a55\u4fa1\u9805\u76ee\u3067\u3059\u3002\u4fe1\u983c\u6027\u3068\u5b89\u5168\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u7269\u7406\u7684\u30fb\u96fb\u6c17\u7684\u30b9\u30c8\u30ec\u30b9\u3078\u306e\u5f37\u3055\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u9ad8\u3044\u66f8\u304d\u63db\u3048\u8010\u6027\u3068\u9577\u671f\u9593\u306e\u30c7\u30fc\u30bf\u4fdd\u6301<\/strong><\/h3>\n\n\n\n<p>\u8eca\u8f09\u6a5f\u5668\u306b\u304a\u3044\u3066EEPROM\u306f\u3001\u9577\u671f\u9593\u306b\u308f\u305f\u308a\u4f55\u5343\u56de\u3001\u6642\u306b\u306f\u4f55\u5341\u4e07\u56de\u306b\u3082\u53ca\u3076\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u63db\u3048\u304c\u5fc5\u8981\u3068\u3055\u308c\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u8d70\u884c\u30c7\u30fc\u30bf\u3084\u30e6\u30fc\u30b6\u30fc\u8a2d\u5b9a\u306a\u3069\u306e\u983b\u7e41\u306a\u66f4\u65b0\u306b\u304a\u3044\u3066\u3001\u66f8\u304d\u63db\u3048\u8010\u6027\u306f\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u73fe\u5728\u306e\u8eca\u8f09\u7528EEPROM\u306f\u3001100\u4e07\u56de\u4ee5\u4e0a\u306e\u66f8\u304d\u63db\u3048\u30b5\u30a4\u30af\u30eb\u308420\u5e74\u4ee5\u4e0a\u306e\u30c7\u30fc\u30bf\u4fdd\u6301\u6027\u80fd\u3092\u6301\u3064\u88fd\u54c1\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u8eca\u4e21\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u78ba\u5b9f\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u7279\u306b\u5b89\u5168\u6027\u3084\u6cd5\u898f\u5236\u306b\u95a2\u308f\u308b\u60c5\u5831\u306e\u4fdd\u5b58\u306b\u306f\u3001\u3053\u306e\u4fe1\u983c\u6027\u304c\u8a2d\u8a08\u54c1\u8cea\u3092\u5de6\u53f3\u3059\u308b\u8981\u7d20\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 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class=\"wp-block-heading\"><strong>EEPROM\u306e\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8\u3068\u6d3b\u7528\u306e\u5b9f\u969b<\/strong><\/h2>\n\n\n\n<h3 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