{"id":4411,"date":"2025-04-25T15:00:00","date_gmt":"2025-04-25T06:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&#038;p=4411"},"modified":"2025-12-22T10:47:50","modified_gmt":"2025-12-22T01:47:50","slug":"spi-memory-selection-guide","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/spi-memory-selection-guide\/","title":{"rendered":"SPI EEPROM\u3068SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u9055\u3044\u3068\u9078\u629e\u30ac\u30a4\u30c9"},"content":{"rendered":"\n<p>SPI EEPROM\u3068SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u9055\u3044\u3084\u7528\u9014\u3054\u3068\u306e\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002\u5bb9\u91cf\u3001\u66f8\u304d\u8fbc\u307f\u65b9\u5f0f\u3001\u8010\u4e45\u6027\u3001\u6d88\u8cbb\u96fb\u529b\u306a\u3069\u3092\u6bd4\u8f03\u3057\u3001\u6700\u9069\u306a\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u9078\u629e\u306e\u305f\u3081\u306e\u5224\u65ad\u6750\u6599\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SPI EEPROM\u3068SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u57fa\u672c\u6982\u8981<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">SPI EEPROM\u306e\u7279\u5fb4\u3068\u7528\u9014<\/h3>\n\n\n\n<p>SPI EEPROM\uff08Electrically Erasable Programmable Read-Only Memory\uff09\u306f\u3001\u96fb\u6c17\u7684\u306b\u30c7\u30fc\u30bf\u306e\u6d88\u53bb\u30fb\u518d\u66f8\u304d\u8fbc\u307f\u304c\u53ef\u80fd\u306a\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3059\u3002\u5c0f\u5bb9\u91cf\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u30bb\u30f3\u30b5\u30c7\u30fc\u30bf\u306e\u30ed\u30ae\u30f3\u30b0\u3084\u69cb\u6210\u60c5\u5831\u306e\u4fdd\u6301\u306a\u3069\u306b\u5e83\u304f\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u7279\u306b\u30c7\u30fc\u30bf\u306e\u4e00\u90e8\u3060\u3051\u3092\u983b\u7e41\u306b\u66f8\u304d\u63db\u3048\u308b\u7528\u9014\u306b\u5f37\u304f\u30011\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u66f8\u304d\u63db\u3048\u3067\u304d\u308b\u67d4\u8edf\u6027\u304c\u7279\u5fb4\u3067\u3059\u3002\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u306f\u9045\u3081\u3067\u3059\u304c\u3001\u305d\u306e\u5206\u3001\u5b89\u5b9a\u3057\u305f\u66f8\u304d\u8fbc\u307f\u51e6\u7406\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u7279\u5fb4\u3068\u7528\u9014<\/h3>\n\n\n\n<p>SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306f\u3001\u4e3b\u306b\u5927\u5bb9\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u7528\u9014\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u305f\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3067\u3001\u30d6\u30ed\u30c3\u30af\u5358\u4f4d\u3067\u306e\u6d88\u53bb\u304c\u57fa\u672c\u3067\u3059\u3002\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3084\u5927\u898f\u6a21\u306a\u30ed\u30b0\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u306b\u5411\u3044\u3066\u304a\u308a\u3001\u66f8\u304d\u8fbc\u307f\u30fb\u8aad\u307f\u51fa\u3057\u901f\u5ea6\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u5bb9\u91cf\u306f\u6570\u30e1\u30ac\u30d0\u30a4\u30c8\u304b\u3089\u30ae\u30ac\u30d0\u30a4\u30c8\u30af\u30e9\u30b9\u307e\u3067\u5e45\u5e83\u304f\u3001\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3082\u9ad8\u3044\u305f\u3081\u3001\u7d44\u307f\u8fbc\u307f\u6a5f\u5668\u306b\u304a\u3044\u3066\u5e83\u304f\u6d3b\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u66f8\u304d\u8fbc\u307f\u306e\u67d4\u8edf\u6027\u306fEEPROM\u306b\u52a3\u308b\u70b9\u304c\u6ce8\u610f\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e21\u8005\u306e\u57fa\u672c\u7684\u306a\u9055\u3044<\/h3>\n\n\n\n<p>SPI EEPROM\u3068SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u4e3b\u306a\u9055\u3044\u306f\u3001\u66f8\u304d\u8fbc\u307f\u5358\u4f4d\u3001\u5bb9\u91cf\u3001\u901f\u5ea6\u306b\u3042\u308a\u307e\u3059\u3002EEPROM\u306f1\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3067\u5c0f\u5bb9\u91cf\u7528\u9014\u5411\u304d\u3067\u3059\u304c\u3001\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u306f\u9045\u3081\u3067\u3059\u3002\u4e00\u65b9\u3001SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u9ad8\u901f\u306a\u66f8\u304d\u8fbc\u307f\u304c\u53ef\u80fd\u306a\u53cd\u9762\u3001\u30d6\u30ed\u30c3\u30af\u5358\u4f4d\u3067\u306e\u6d88\u53bb\u30fb\u66f8\u304d\u8fbc\u307f\u304c\u5fc5\u8981\u3067\u3059\u3002\u5bb9\u91cf\u3082\u5927\u304d\u304f\u3001\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u7528\u9014\u3084\u8a2d\u8a08\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u3001\u6700\u9069\u306a\u9078\u629e\u3092\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6280\u8853\u7684\u306a\u9055\u3044\u3068\u6027\u80fd\u6bd4\u8f03<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c7\u30fc\u30bf\u66f8\u304d\u8fbc\u307f\u30fb\u6d88\u53bb\u306e\u4ed5\u7d44\u307f\u3068\u901f\u5ea6<\/h3>\n\n\n\n<p>SPI EEPROM\u306f1\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u306e\u66f8\u304d\u8fbc\u307f\u30fb\u6d88\u53bb\u304c\u53ef\u80fd\u3067\u3001\u67d4\u8edf\u306a\u30c7\u30fc\u30bf\u7ba1\u7406\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u306f\u6570\u30df\u30ea\u79d2\u3068\u9045\u3081\u3067\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u6271\u3044\u306b\u306f\u4e0d\u5411\u304d\u3067\u3059\u3002\u5bfe\u3057\u3066SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306f\u3001\u30da\u30fc\u30b8\u5358\u4f4d\uff08\u901a\u5e38256\u30d0\u30a4\u30c8\uff09\u3067\u306e\u66f8\u304d\u8fbc\u307f\u3001\u30bb\u30af\u30bf\u5358\u4f4d\uff08\u901a\u5e384KB\uff09\u3067\u306e\u6d88\u53bb\u304c\u57fa\u672c\u3067\u3059\u3002\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u306f\u6570\u767e\u30de\u30a4\u30af\u30ed\u79d2\u304b\u3089\u6570\u30df\u30ea\u79d2\u3067\u3001EEPROM\u3088\u308a\u3082\u9ad8\u901f\u3067\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u91cd\u8996\u306e\u7528\u9014\u3067\u306fSPI\u30d5\u30e9\u30c3\u30b7\u30e5\u304c\u6709\u5229\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8010\u4e45\u6027\u3068\u66f8\u304d\u63db\u3048\u53ef\u80fd\u56de\u6570\u306e\u6bd4\u8f03<\/h3>\n\n\n\n<p>EEPROM\u306f\u66f8\u304d\u63db\u3048\u56de\u6570\u304c\u7d04100\u4e07\u56de\u3068\u6bd4\u8f03\u7684\u9ad8\u304f\u3001\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308b\u8a2d\u5b9a\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u5bfe\u3057\u3001SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u66f8\u304d\u63db\u3048\u56de\u6570\u306f\u901a\u5e3810\u4e07\u56de\u7a0b\u5ea6\u3068\u3055\u308c\u3066\u304a\u308a\u3001\u983b\u7e41\u306a\u66f8\u304d\u63db\u3048\u306b\u306f\u4e0d\u5411\u304d\u3067\u3059\u3002\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306f\u30bb\u30af\u30bf\u5358\u4f4d\u306e\u6d88\u53bb\u306b\u8d77\u56e0\u3059\u308b\u30a6\u30a7\u30a2\u30ec\u30d9\u30ea\u30f3\u30b0\u306e\u554f\u984c\u3082\u8003\u616e\u304c\u5fc5\u8981\u3067\u3059\u3002\u30c7\u30fc\u30bf\u4fdd\u6301\u5e74\u6570\u306f\u3069\u3061\u3089\u308210\u5e74\u4ee5\u4e0a\u3067\u3059\u304c\u3001\u8a2d\u8a08\u6642\u306b\u306f\u66f8\u304d\u63db\u3048\u56de\u6570\u306b\u6ce8\u610f\u3057\u3001\u7528\u9014\u306b\u5fdc\u3058\u305f\u9078\u629e\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d88\u8cbb\u96fb\u529b\u3068\u52d5\u4f5c\u96fb\u5727\u306e\u9055\u3044<\/h3>\n\n\n\n<p>EEPROM\u306f\u6bd4\u8f03\u7684\u4f4e\u6d88\u8cbb\u96fb\u529b\u3067\u52d5\u4f5c\u3057\u3001\u5f85\u6a5f\u96fb\u6d41\u3082\u6570\u03bcA\u3068\u975e\u5e38\u306b\u5c0f\u3055\u3044\u305f\u3081\u3001\u30d0\u30c3\u30c6\u30ea\u99c6\u52d5\u6a5f\u5668\u3068\u306e\u76f8\u6027\u304c\u826f\u597d\u3067\u3059\u3002\u52d5\u4f5c\u96fb\u5727\u306f1.8V\uff5e5.5V\u3068\u5e83\u7bc4\u56f2\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u88fd\u54c1\u3082\u591a\u304f\u3001\u69d8\u3005\u306a\u56de\u8def\u3067\u6271\u3044\u3084\u3059\u3044\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u3082\u4f4e\u96fb\u5727\u52d5\u4f5c\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u6d88\u53bb\u30fb\u66f8\u304d\u8fbc\u307f\u6642\u306e\u30d4\u30fc\u30af\u96fb\u6d41\u304cEEPROM\u3088\u308a\u9ad8\u304f\u306a\u308b\u50be\u5411\u304c\u3042\u308a\u3001\u7701\u96fb\u529b\u8a2d\u8a08\u3067\u306f\u614e\u91cd\u306a\u6d88\u8cbb\u96fb\u529b\u306e\u898b\u7a4d\u3082\u308a\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7528\u9014\u306b\u5fdc\u3058\u305f\u9078\u629e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5c0f\u5bb9\u91cf\u30c7\u30fc\u30bf\u4fdd\u5b58\u306b\u9069\u3057\u305f\u30b7\u30ca\u30ea\u30aa<\/h3>\n\n\n\n<p>SPI EEPROM\u306f\u3001\u5c0f\u5bb9\u91cf\u306e\u8a2d\u5b9a\u60c5\u5831\u3084\u30bb\u30f3\u30b5\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u5024\u306a\u3069\u306e\u4fdd\u5b58\u306b\u6700\u9069\u3067\u3059\u3002\u7279\u306b\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308b\u30c7\u30fc\u30bf\u3092\u500b\u5225\u306b\u4fdd\u5b58\u3057\u305f\u3044\u5834\u5408\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u66f8\u304d\u63db\u3048\u8010\u4e45\u6027\u3082\u9ad8\u3044\u305f\u3081\u9577\u671f\u9593\u306e\u5b89\u5b9a\u52d5\u4f5c\u304c\u671f\u5f85\u3067\u304d\u307e\u3059\u30021\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u67d4\u8edf\u6027\u306f\u3001\u30de\u30a4\u30b3\u30f3\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u9818\u57df\u306b\u8ca0\u8377\u3092\u304b\u3051\u305f\u304f\u306a\u3044\u8a2d\u8a08\u306b\u3082\u6709\u5229\u3067\u3059\u3002\u4f8b\u3048\u3070\u533b\u7642\u6a5f\u5668\u3084\u30bb\u30f3\u30b5\u30e2\u30b8\u30e5\u30fc\u30eb\u306a\u3069\u3001\u5c11\u91cf\u304b\u3064\u4fe1\u983c\u6027\u304c\u91cd\u8996\u3055\u308c\u308b\u7528\u9014\u306b\u5e83\u304f\u7528\u3044\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5927\u5bb9\u91cf\u30c7\u30fc\u30bf\u4fdd\u5b58\u306b\u9069\u3057\u305f\u30b7\u30ca\u30ea\u30aa<\/h3>\n\n\n\n<p>SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306f\u3001\u30ed\u30b0\u30c7\u30fc\u30bf\u3001\u97f3\u58f0\u3001\u753b\u50cf\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306a\u3069\u3001\u5927\u5bb9\u91cf\u306e\u30c7\u30fc\u30bf\u4fdd\u5b58\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u30da\u30fc\u30b8\u5358\u4f4d\u306e\u9ad8\u901f\u66f8\u304d\u8fbc\u307f\u3084\u30de\u30eb\u30c1\u30e1\u30ac\u30d0\u30a4\u30c8\u7d1a\u306e\u5bb9\u91cf\u304c\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001IoT\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u30c7\u30d0\u30a4\u30b9\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u6a5f\u80fd\u3092\u5099\u3048\u308b\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002EEPROM\u3067\u306f\u5bfe\u5fdc\u3057\u304d\u308c\u306a\u3044\u5bb9\u91cf\u3084\u901f\u5ea6\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u304c\u9078\u3070\u308c\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b3\u30b9\u30c8\u3068\u5b9f\u88c5\u9762\u3067\u306e\u8003\u616e\u4e8b\u9805<\/h3>\n\n\n\n<p>EEPROM\u306f\u5bb9\u91cf\u3042\u305f\u308a\u306e\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u3001\u5927\u5bb9\u91cf\u3092\u5fc5\u8981\u3068\u3059\u308b\u7528\u9014\u3067\u306f\u30b3\u30b9\u30c8\u52b9\u7387\u304c\u60aa\u5316\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306f\u5bb9\u91cf\u5358\u4fa1\u304c\u4f4e\u3044\u305f\u3081\u3001\u5bb9\u91cf\u304c\u5897\u3048\u308b\u307b\u3069\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u66f8\u304d\u8fbc\u307f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3084\u30a6\u30a7\u30a2\u30ec\u30d9\u30ea\u30f3\u30b0\u306a\u3069\u3092\u8003\u616e\u3057\u305f\u8a2d\u8a08\u304c\u5fc5\u8981\u3068\u306a\u308b\u70b9\u3067\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u8ca0\u8377\u304c\u5897\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5b9f\u88c5\u306e\u5bb9\u6613\u3055\u3068\u30c8\u30fc\u30bf\u30eb\u30b3\u30b9\u30c8\u3092\u5929\u79e4\u306b\u304b\u3051\u3066\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5404\u30e1\u30e2\u30ea\u306e\u5229\u70b9\u3068\u6b20\u70b9\u306e\u6574\u7406<\/h3>\n\n\n\n<p>SPI EEPROM\u306f\u3001\u66f8\u304d\u63db\u3048\u5358\u4f4d\u306e\u67d4\u8edf\u3055\u3068\u9ad8\u3044\u66f8\u304d\u63db\u3048\u8010\u4e45\u6027\u304c\u7279\u9577\u3067\u3001\u5c11\u91cf\u30c7\u30fc\u30bf\u306e\u983b\u7e41\u306a\u66f4\u65b0\u304c\u6c42\u3081\u3089\u308c\u308b\u7528\u9014\u306b\u5411\u3044\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5bb9\u91cf\u3042\u305f\u308a\u306e\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u3001\u901f\u5ea6\u3082\u9650\u5b9a\u7684\u3067\u3059\u3002SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306f\u3001\u5927\u5bb9\u91cf\u30fb\u9ad8\u901f\u66f8\u304d\u8fbc\u307f\u304c\u9b45\u529b\u3067\u3042\u308a\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3084\u5927\u91cf\u306e\u30ed\u30b0\u4fdd\u5b58\u306b\u6700\u9069\u3067\u3059\u3002\u305d\u306e\u4e00\u65b9\u3067\u3001\u30bb\u30af\u30bf\u6d88\u53bb\u5236\u7d04\u3084\u66f8\u304d\u63db\u3048\u56de\u6570\u306e\u5c11\u306a\u3055\u3068\u3044\u3063\u305f\u6ce8\u610f\u70b9\u3082\u3042\u308a\u307e\u3059\u3002\u7528\u9014\u306b\u5fdc\u3058\u305f\u9078\u629e\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9069\u5207\u306a\u30e1\u30e2\u30ea\u9078\u629e\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n\n\n\n<p>\u30e1\u30e2\u30ea\u9078\u5b9a\u306e\u969b\u306b\u306f\u4ee5\u4e0b\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u6709\u52b9\u3067\u3059\uff1a\u2460\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u5bb9\u91cf\u306f\u3069\u306e\u7a0b\u5ea6\u304b\u3001\u2461\u66f8\u304d\u63db\u3048\u983b\u5ea6\u3084\u4fdd\u6301\u671f\u9593\u3001\u2462\u7701\u96fb\u529b\u8981\u4ef6\u3001\u2463\u30b7\u30b9\u30c6\u30e0\u306e\u30b3\u30b9\u30c8\u8981\u4ef6\u3001\u2464\u5b9f\u88c5\u306e\u8907\u96d1\u3055\u3084\u30bd\u30d5\u30c8\u8a2d\u8a08\u8ca0\u8377\u3002\u7279\u306b\u8a2d\u8a08\u521d\u671f\u6bb5\u968e\u3067\u306e\u898b\u7a4d\u3082\u308a\u3068\u8981\u4ef6\u6574\u7406\u304c\u5f8c\u306e\u958b\u767a\u52b9\u7387\u3092\u5927\u304d\u304f\u5de6\u53f3\u3057\u307e\u3059\u3002\u5358\u306b\u5bb9\u91cf\u3084\u901f\u5ea6\u3060\u3051\u3067\u306a\u304f\u3001\u9577\u671f\u904b\u7528\u3092\u898b\u636e\u3048\u305f\u4fe1\u983c\u6027\u3084\u4fdd\u5b88\u6027\u306e\u89b3\u70b9\u304b\u3089\u3082\u6bd4\u8f03\u691c\u8a0e\u3092\u884c\u3046\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6700\u65b0\u6280\u8853\u52d5\u5411\u3068\u4eca\u5f8c\u306e\u5c55\u671b<\/h3>\n\n\n\n<p>\u8fd1\u5e74\u3067\u306f\u3001SPI\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6301\u3064FRAM\uff08FeRAM\uff09\u3084MRAM\u306a\u3069\u65b0\u3057\u3044\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3082\u767b\u5834\u3057\u3066\u304a\u308a\u3001EEPROM\u3084\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u4ee3\u66ff\u6280\u8853\u3068\u3057\u3066\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u9ad8\u901f\u30fb\u9ad8\u8010\u4e45\u3092\u4e21\u7acb\u3057\u3001\u65e2\u5b58\u306e\u6280\u8853\u306e\u8ab2\u984c\u3092\u88dc\u5b8c\u3059\u308b\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u3092\u6301\u3061\u307e\u3059\u3002\u307e\u305f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3084\u8010\u653e\u5c04\u7dda\u6027\u3092\u5099\u3048\u305f\u7279\u6b8a\u7528\u9014\u5411\u3051\u88fd\u54c1\u3082\u62e1\u5145\u3055\u308c\u3066\u304a\u308a\u3001\u4eca\u5f8c\u306e\u7d44\u307f\u8fbc\u307f\u8a2d\u8a08\u306b\u304a\u3044\u3066\u9078\u629e\u80a2\u306f\u3055\u3089\u306b\u5e83\u304c\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"author":15,"featured_media":4408,"template":"","tech_category":[322],"tech_tag":[323,325,327,357,324,326],"column_category":[275],"class_list":["post-4411","column","type-column","status-publish","has-post-thumbnail","hentry","tech_category-memory-technology","tech_tag-eeprom","tech_tag-feram","tech_tag-mram","tech_tag-spi","tech_tag-324","tech_tag-326","column_category-others"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SPI EEPROM\u3068SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u9055\u3044\u3068\u9078\u629e\u30ac\u30a4\u30c9 | RAMXEED\uff08\u30e9\u30e0\u30b7\u30fc\u30c9\uff09<\/title>\n<meta name=\"description\" content=\"SPI EEPROM\u3068SPI\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u9055\u3044\u3084\u7528\u9014\u3054\u3068\u306e\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002\u5bb9\u91cf\u3001\u66f8\u304d\u8fbc\u307f\u65b9\u5f0f\u3001\u8010\u4e45\u6027\u3001\u6d88\u8cbb\u96fb\u529b\u306a\u3069\u3092\u6bd4\u8f03\u3057\u3001\u6700\u9069\u306a\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u9078\u629e\u306e\u305f\u3081\u306e\u5224\u65ad\u6750\u6599\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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