{"id":7071,"date":"2020-09-11T02:32:16","date_gmt":"2020-09-10T17:32:16","guid":{"rendered":"http:\/\/happytech.jp\/wordpress\/?p=7071"},"modified":"2022-03-26T14:11:58","modified_gmt":"2022-03-26T05:11:58","slug":"3-3v-mcu-and-5v-device-interface","status":"publish","type":"post","link":"https:\/\/happytech.jp\/wordpress\/2020\/09\/11\/3-3v-mcu-and-5v-device-interface\/","title":{"rendered":"3.3V MCU\u30685V\u30c7\u30d0\u30a4\u30b9\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9"},"content":{"rendered":"<p>3.3V\u52d5\u4f5cMCU\u306b\u30015V\u52d5\u4f5c\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3068\u3057\u3066\u3001<\/p>\n<ol>\n<li>3.3V MCU\u306e5V\u8010\u5727\u30d4\u30f3\u3067\u30015V\u30c7\u30d0\u30a4\u30b9\uff08\u4f8b\u3048\u3070LCD\uff09\u3068\u63a5\u7d9a<\/li>\n<li>MCU\u306b5V\u8010\u5727\u30d4\u30f3\u304c\u306a\u3044\u6642\u306f\u3001\u9593\u306b\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u3092\u5165\u308c\u308b<\/li>\n<\/ol>\n<p>\u304c<a title=\"MCU\u306e5V\u8010\u5727\u30d4\u30f3\" href=\"http:\/\/happytech.jp\/wordpress\/2020\/06\/12\/5v-tolerant-mcu-pad\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u5f0a\u793e\u6295\u7a3f\uff1aMCU\u306e5V\u8010\u5727\u30d4\u30f3<\/a>\u306e\u8981\u65e8\u3067\u3057\u305f\u3002\u672c\u7a3f\u306f\u3001\u3055\u3089\u306b2\u3064\u9078\u629e\u80a2\u3092\u8ffd\u52a0\u3057\u30014\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u8a55\u4fa1\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>4\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u7279\u5fb4\u3068\u8a55\u4fa1\u7d50\u679c<\/h2>\n<table>\n<caption>3.3V MCU\u30685V\u30c7\u30d0\u30a4\u30b9\u63a5\u7d9a4\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u7279\u5fb4\u3068\u8a55\u4fa1\u7d50\u679c<\/caption>\n<tbody>\n<tr>\n<td style=\"width: 31px;\"><\/td>\n<td style=\"width: 176px;\">\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9<\/td>\n<td style=\"width: 432px;\">\u7279\u5fb4<\/td>\n<td style=\"width: 90.0667px;\">\u8a55\u4fa1<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 31px;\">1<\/td>\n<td style=\"width: 176px;\">MCU 5V\u8010\u5727\u30d4\u30f3<\/td>\n<td style=\"width: 432px;\">\u30d4\u30f3\u6570\u304c\u8db3\u308a\u308c\u3070\u8ffd\u52a0\u30b3\u30b9\u30c8\u306a\u304f\u4fe1\u983c\u6027\u3082\u9ad8\u3044<\/td>\n<td style=\"width: 90.0667px;\">Good<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 31px;\">2<\/td>\n<td style=\"width: 176px;\">\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u633f\u5165<\/td>\n<td style=\"width: 432px;\">I2C\/SPI\u63a5\u7d9a\u3067\u30c8\u30e9\u30d6\u30eb\u5831\u544a\u591a\u304f\u4fe1\u983c\u6027\u306f\u4f4e\u3044<\/td>\n<td style=\"width: 90.0667px;\">Poor<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 31px;\">3<\/td>\n<td style=\"width: 176px;\">CMOS\u30c7\u30d0\u30a4\u30b9\u76f4\u7d50<\/td>\n<td style=\"width: 432px;\">\u958b\u767aMCU\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u52d5\u4f5c\u78ba\u8a8d\u306b\u4f7f\u3048\u308b<\/td>\n<td style=\"width: 90.0667px;\">Average<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 31px;\">4<\/td>\n<td style=\"width: 176px;\">\u30d0\u30b9\u30fb\u30b9\u30a4\u30c3\u30c1\u633f\u5165<\/td>\n<td style=\"width: 432px;\">\u9ad8\u901f\u6027\u30fb\u4fe1\u983c\u6027\u3068\u3082\u306b\u9ad8\u304fMCU\u4f4e\u6d88\u8cbb\u96fb\u529b\u52d5\u4f5c\u306b\u7406\u60f3\u7684<\/td>\n<td style=\"width: 90.0667px;\">Excellent<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u633f\u5165<\/h3>\n<p>\u5165\u624b\u6027\u306e\u826f\u3044<a href=\"https:\/\/akizukidenshi.com\/catalog\/g\/gM-04522\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u79cb\u6708\u96fb\u5b50\uff098\u30d3\u30c3\u30c8\u53cc\u65b9\u5411\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\uff1aFXMA108<\/a>\u306e\u4f7f\u7528\u4f8b\u3092\u8abf\u3079\u308b\u3068\u3001I<a href=\"https:\/\/tomoriya.hatenablog.com\/entry\/20140726\/p1\" target=\"_blank\" rel=\"noopener noreferrer\">2C\u63a5\u7d9a\u6642\u306b\u306f\u671f\u5f85\u901a\u308a\u306e\u52d5\u4f5c\u3092\u3057\u306a\u3044\u60c5\u5831<\/a>\u304c\u30cd\u30c3\u30c8\u4e0a\u306b\u591a\u6570\u3042\u308a\u307e\u3059\u3002<a href=\"http:\/\/www7b.biglobe.ne.jp\/~gijyutuya\/micom\/7\/main.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u539f\u56e0\u306f\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u30c7\u30d0\u30a4\u30b9FXMA108\u306e\u53cc\u65b9\u5411\u5224\u5b9a<\/a>\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.denshi.club\/cookbook\/master\/wire\/post-6.html\" target=\"_blank\" rel=\"noopener noreferrer\">I2C\u5c02\u7528\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\uff1aPCA9306\u4f7f\u7528\u4f8b<\/a>\u3082\u3042\u308a\u307e\u3059\u304c\u3001MCU\u30dd\u30fc\u30c8\u7528\u9014\u306b\u5fdc\u3058\u3066\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u3092\u4f7f\u3044\u5206\u3051\u308b\u306e\u306f\u3001\u30b3\u30b9\u30c8\u9ad8\u3092\u62db\u304d\u307e\u3059\u3002<\/p>\n<h3>CMOS\u30c7\u30d0\u30a4\u30b9\u76f4\u7d50<\/h3>\n<figure id=\"attachment_7083\" aria-describedby=\"caption-attachment-7083\" style=\"width: 735px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7083 size-full\" src=\"http:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/bc247bd1d96827399a5bd92487e4e6eb.jpg\" alt=\"3.3V MCU\u30685V\u52d5\u4f5c\u30c7\u30d0\u30a4\u30b9\u76f4\u7d50\uff08\u51fa\u5c55\uff1a5V\u7cfb\u30fb3.3V\u7cfb\u4fe1\u53f7\u30ec\u30d9\u30eb\u5909\u63db\u63b2\u8f09\u56f3\u3092\u52a0\u5de5\uff09\" width=\"735\" height=\"247\" srcset=\"https:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/bc247bd1d96827399a5bd92487e4e6eb.jpg 735w, https:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/bc247bd1d96827399a5bd92487e4e6eb-300x101.jpg 300w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><figcaption id=\"caption-attachment-7083\" class=\"wp-caption-text\">3.3V MCU\u30685V\u52d5\u4f5c\u30c7\u30d0\u30a4\u30b9\u76f4\u7d50\uff08\u51fa\u5c55\uff1a5V\u7cfb\u30fb3.3V\u7cfb\u4fe1\u53f7\u30ec\u30d9\u30eb\u5909\u63db\u63b2\u8f09\u56f3\u3092\u52a0\u5de5\uff09<\/figcaption><\/figure>\n<p><a href=\"http:\/\/www.cepstrum.co.jp\/hobby\/5v33v\/5v33v.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u30b3\u30c1\u30e9\u306e\u6295\u7a3f\uff1a5V\u7cfb\u30fb3.3V\u7cfb\u4fe1\u53f7\u30ec\u30d9\u30eb\u5909\u63db<\/a>\u3092\u53c2\u7167\u3059\u308b\u3068\u30013.3V\u7cfb\u30685V\u7cfb\u306e\u9593\u306b\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u306a\u3069\u306e\u30a2\u30af\u30c6\u30a3\u30d6LSI\u30c7\u30d0\u30a4\u30b9\u633f\u5165\u306f\u4e0d\u8981\u3001<strong>5V\u30c7\u30d0\u30a4\u30b9\u51fa\u529b\u304b\u3089\u96fb\u6d41\u5236\u9650\u62b5\u6297\u3092\u5165\u308c\u308c\u30703.3V MCU\u5165\u529b\u3078\u76f4\u7d50\u30013.3V MCU\u51fa\u529b\u306f\u305d\u306e\u307e\u307e5V\u30c7\u30d0\u30a4\u30b9\u5165\u529b\u3078\u76f4\u7d50\u53ef\u80fd<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u76f4\u7d50\u306f\u3001\u30a2\u30de\u30c1\u30e5\u30a2\u96fb\u5b50\u5de5\u4f5c\u30ec\u30d9\u30eb\u306eCMOS\u30c7\u30d0\u30a4\u30b9\u540c\u58eb\u306e\u63a5\u7d9a\u3067\u30ce\u30a4\u30ba\u30fb\u30de\u30fc\u30b8\u30f3\u306f\u6e1b\u308b\u3001\u3068\u3044\u3046\u4f46\u3057\u66f8\u304d\u4ed8\u304d\u3067\u3059\u304c\u3001\u6b21\u7ae0\u30d0\u30b9\u30fb\u30b9\u30a4\u30c3\u30c1\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56de\u8def\u56f3\u3068\u6bd4\u3079\u3066\u3082\u905c\u8272\u306f\u5c11\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>MCU\u5165\u529b\u5074\u306b\u306f\u30015V CMOS\u30bb\u30f3\u30b5\u3001\u51fa\u529b\u5074\u306b\u306f\u30015V LCD\u7b49\u306e\u8868\u793a\u30c7\u30d0\u30a4\u30b9\u63a5\u7d9a\u3092\u60f3\u5b9a\u3057\u307e\u3059\u3002\u3053\u306eCMOS\u30c7\u30d0\u30a4\u30b9\u76f4\u7d50\u3092\u5229\u7528\u3059\u308b\u3068\u30013.3V\u52d5\u4f5cMCU\u8a55\u4fa1\u30dc\u30fc\u30c9\u30685V\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u63a5\u7d9a\u306b\u624b\u9593\u304c\u5c11\u306a\u304f\u3001\u958b\u767a\u3059\u308bMCU\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u52d5\u4f5c\u78ba\u8a8d\u306b\u306f\u597d\u90fd\u5408\u3067\u3059\u3002<\/p>\n<p>\u3082\u3061\u308d\u3093\u3001MCU\u8a55\u4fa1\u30dc\u30fc\u30c9\u30685V\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u914d\u7dda\u3092\u77ed\u304f\u30c4\u30a4\u30b9\u30c8\u3059\u308b\u306a\u3069\u306e\u30de\u30fc\u30b8\u30f3\u6e1b\u5c11\u5bfe\u7b56\u306f\u5fc5\u8981\u3067\u3059\uff08\u914d\u7dda\u30c4\u30a4\u30b9\u30c8\u52b9\u679c\u306f\u3001<a href=\"https:\/\/happytech.jp\/wordpress\/2019\/12\/06\/ems-measures-and-wdt-for-mcu-prototype-development\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u30b3\u30c1\u30e9\u306e\u5f0a\u793e\u95a2\u9023\u6295\u7a3f<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\uff09\u3002<\/p>\n<h3>\u30d0\u30b9\u30fb\u30b9\u30a4\u30c3\u30c1\u633f\u5165<\/h3>\n<figure id=\"attachment_7084\" aria-describedby=\"caption-attachment-7084\" style=\"width: 577px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7084\" src=\"http:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/c6bc4c390dc0b268c11e47831e646d23.jpg\" alt=\"SN74CB3T3245\u306e\u4ee3\u8868\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08\u51fa\u5c55\uff1aSN74CB3T3245\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\uff09\" width=\"577\" height=\"331\" srcset=\"https:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/c6bc4c390dc0b268c11e47831e646d23.jpg 577w, https:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/c6bc4c390dc0b268c11e47831e646d23-300x172.jpg 300w\" sizes=\"auto, (max-width: 577px) 100vw, 577px\" \/><figcaption id=\"caption-attachment-7084\" class=\"wp-caption-text\">SN74CB3T3245\u306e\u4ee3\u8868\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08\u51fa\u5c55\uff1aSN74CB3T3245\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\uff09<\/figcaption><\/figure>\n<p>\u524d\u7ae0\u306e5V\u7cfb\u30fb3.3V\u7cfb\u4fe1\u53f7\u30ec\u30d9\u30eb\u5909\u63db\u6295\u7a3f\u3067\u63a8\u85a6\u3055\u308c\u3066\u3044\u308b2.5V\u304a\u3088\u30733.3V\u30018\u30d3\u30c3\u30c8\u30d0\u30b9\u30fb\u30b9\u30a4\u30c3\u30c1\uff085V\u8010\u5727\u4ed8\u304d\uff09\uff1a<a href=\"https:\/\/www.tij.co.jp\/document-viewer\/jp\/SN74CB3T3245\/datasheet\/1-JAJSFK0C#SCDS1361677\" target=\"_blank\" rel=\"noopener noreferrer\">SN74CB3T3245<\/a>\u3092\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306b\u4f7f\u3046\u65b9\u6cd5\u306f\u3001\u4f1d\u642c\u9045\u5ef6\u304c\u30bc\u30ed\u306b\u8fd1\u304f\u3001\u53cc\u65b9\u5411\u30d1\u30c3\u30b7\u30d6\u30c7\u30d0\u30a4\u30b9\u306e\u305f\u3081\u30ce\u30a4\u30ba\u306b\u3082\u5f37\u3044\u306a\u3069\u30013.3V\u4f4e\u96fb\u529b\u52d5\u4f5cMCU\u30685V\u52d5\u4f5c\u30c7\u30d0\u30a4\u30b9\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3068\u3057\u3066\u7406\u60f3\u7684\u3067\u3059\u3002<\/p>\n<p>\u203bSN74CB3T3245\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u958b\u767a\u3067\u826f\u304f\u7528\u3044\u3089\u308c\u308bCMOS\u30c7\u30d0\u30a4\u30b9\u306e\u53cc\u65b9\u54113\u30b9\u30c6\u30fc\u30c8\u30d0\u30c3\u30d5\u30a1\uff1aSN74HC245\u3092\u3001\u3088\u308a\u4f4e\u96fb\u5727\u52d5\u4f5c\u3067\u9ad8\u901f\u5316\u30575V\u8010\u5727\u3082\u4ed8\u52a0\u3057\u305f\u9ad8\u901fCMOS\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002Vcc=2.5V\u306a\u3089\u30015V\/3.3V\u5165\u529b\u304b\u30892.5V\u51fa\u529b\u3078\u306e\u30ec\u30d9\u30eb\u30b7\u30d5\u30c8\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>\u203b\u4ed8\u9332\u306b\u3001\u52d5\u4f5c\u96fb\u5727\u304c\u7570\u306a\u308b\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u76f8\u4e92\u63a5\u7d9a\u57fa\u790e\u77e5\u8b58\u3092\u793a\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>3.3V MCU\u306e5V\u30c7\u30d0\u30a4\u30b9\u63a5\u7d9a\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u8a55\u4fa1<\/h2>\n<p>3.3V\u52d5\u4f5cMCU\u306b\u30015V\u52d5\u4f5c\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b4\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u793a\u3057\u307e\u3057\u305f\u3002<\/p>\n<ol>\n<li>MCU\u306e5V\u8010\u5727\u30d4\u30f3\u3067\u63a5\u7d9a<\/li>\n<li>MCU\u30685V\u30c7\u30d0\u30a4\u30b9\u9593\u306b\u3001\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u633f\u5165<\/li>\n<li>CMOS\u30c7\u30d0\u30a4\u30b9\u540c\u58eb\u306a\u3089\u76f4\u7d50\u53ef\u80fd<\/li>\n<li>MCU\u30685V\u30c7\u30d0\u30a4\u30b9\u9593\u306b\u30015V\u8010\u57273V\/2.5V\u30d0\u30b9\u30fb\u30b9\u30a4\u30c3\u30c1\u633f\u5165<\/li>\n<\/ol>\n<p>4\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u8a55\u4fa1\u306f\u3001\u4ee5\u4e0b\u306e\u5b9f\u7e3e\u3001\u52d5\u4f5c\u78ba\u8a8d\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>1\u306f\u30015V\u8010\u5727\u30d4\u30f3\u3042\u308aMCU\u306e<a href=\"https:\/\/happytech.jp\/index.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u5f0a\u793e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/a>\u3067\u3001\u65e2\u306b\u591a\u304f\u306e\u52d5\u4f5c\u5b9f\u7e3e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>2\u306e\u30ec\u30d9\u30eb\u30b7\u30d5\u30bf\u8ffd\u52a0\u306f\u3001I2C\u63a5\u7d9a\u306e\u4e0d\u5177\u5408\u60c5\u5831\u304c\u30cd\u30c3\u30c8\u306b\u591a\u6570\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u5f0a\u793e\u78ba\u8a8d\u306f\u7701\u304d\u307e\u3059\u3002<\/p>\n<p>3\u306eCMOS\u30c7\u30d0\u30a4\u30b9\u76f4\u7d50\u306f\u3001\u958b\u767a\u4e2d\u306e3.3V MCU\u52d5\u4f5c5V\u8010\u5727\u30d4\u30f3\u306a\u3057\u306eFRDM-KL25Z\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u30015V 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alt=\"\u76f8\u4e92\u63a5\u7d9a\u5224\u5b9a\u306e\u30ed\u30b8\u30c3\u30af\u6982\u8981\uff08\u51fa\u5c55\uff1aTI\u30ed\u30b8\u30c3\u30af\u30fb\u30ac\u30a4\u30c9P4\u306b\u52a0\u7b46\uff09\" width=\"639\" height=\"695\" srcset=\"https:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/4486c6f80107bad68cf798930cfc7f6b.jpg 639w, https:\/\/happytech.jp\/wordpress\/wp-content\/uploads\/2020\/09\/4486c6f80107bad68cf798930cfc7f6b-276x300.jpg 276w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><figcaption id=\"caption-attachment-7085\" class=\"wp-caption-text\">\u76f8\u4e92\u63a5\u7d9a\u5224\u5b9a\u306e\u30ed\u30b8\u30c3\u30af\u6982\u8981\uff08\u51fa\u5c55\uff1aTI\u30ed\u30b8\u30c3\u30af\u30fb\u30ac\u30a4\u30c9P4\u306b\u52a0\u7b46\uff09<\/figcaption><\/figure>\n<p><a href=\"https:\/\/www.tij.co.jp\/jp\/lit\/pdf\/jajt217?keyMatch=%E3%83%AD%E3%82%B8%E3%83%83%E3%82%AF%E3%82%AC%E3%82%A4%E3%83%89&amp;tisearch=Search-JP-everything\" target=\"_blank\" rel=\"noopener noreferrer\">TI\uff09\u30ed\u30b8\u30c3\u30af\u30fb\u30ac\u30a4\u30c9<\/a>\u304b\u3089\u3001\u52d5\u4f5c\u96fb\u5727\u304c\u7570\u306a\u308b\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u76f8\u4e92\u63a5\u7d9a\u5224\u5b9a\u65b9\u6cd5\uff08Judgement\uff09\u3068\u305d\u306e\u7d50\u679c\uff08Results\uff09\u3092\u629c\u7c8b\u3057\u305f\u306e\u304c\u4e0a\u56f3\u3067\u3059\u3002<\/p>\n<p>\u7d50\u679c\u306f\u3001\u4f8b\u3048\u30705V CMOS\u30c7\u30d0\u30a4\u30b9\u540c\u58eb\u306a\u3089Yes\uff1d\u76f4\u7d50\u30013.3V LVTTL\/2.5V CMOS\/1.8V CMOS\u3078\u306fV<sub>OH<\/sub>\u306fV<sub>IH<\/sub>\u3088\u308a\u9ad8\u304f\u3001V<sub>OL<\/sub>\u306fV<sub>IL<\/sub>\u3088\u308a\u4f4e\u3044\u306e\u3067\u3001\u4f4e\u5727\u5165\u529b\u5074\u306bV<sub>IH<\/sub>\u30c8\u30ec\u30e9\u30f3\u30b9\uff08\u8010\u5727\uff09\u304c\u3042\u308c\u3070Yes*\uff1d\u76f4\u7d50\u53ef\u80fd\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u8868\u304b\u3089\u30015V 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\/>\n<script><br \/>\n     (adsbygoogle = window.adsbygoogle || []).push({});<br \/>\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>3.3V\u52d5\u4f5cMCU\u30675V\u52d5\u4f5c\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b4\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u793a\u3057\u7279\u5fb4\u8a55\u4fa1\u3002MCU 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