{"id":4315,"date":"2026-01-21T20:40:05","date_gmt":"2026-01-21T12:40:05","guid":{"rendered":"https:\/\/rfid-pro.com\/?p=4315"},"modified":"2026-01-21T20:40:05","modified_gmt":"2026-01-21T12:40:05","slug":"em4405-rfid-chip","status":"publish","type":"post","link":"https:\/\/rfid-pro.com\/ko\/em4405-rfid-chip\/","title":{"rendered":"EM4405 RFID \uce69: \uae30\ub2a5, \uba54\ubaa8\ub9ac, \ubcf4\uc548 \ubc0f \uc560\ud50c\ub9ac\ucf00\uc774\uc158"},"content":{"rendered":"<h2 data-start=\"596\" data-end=\"643\">EM4405 RFID \uce69\uc774\ub780?<\/h2>\n<p data-start=\"645\" data-end=\"964\">\uadf8\ub9ac\uace0 <strong data-start=\"649\" data-end=\"659\">EM4405<\/strong> \ub294 <strong data-start=\"665\" data-end=\"722\">\uc800\uc8fc\ud30c(LF) \uc77d\uae30\/\uc4f0\uae30 RFID \uc9d1\uc801 \ud68c\ub85c<\/strong> \ubcf4\uc548 \uc2dd\ubcc4 \ubc0f \uc0b0\uc5c5 \uc790\ub3d9\ud654 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub2e4\uc74c\uc5d0\uc11c \uc791\ub3d9 <strong data-start=\"812\" data-end=\"827\">100-150kHz<\/strong> \ubc94\uc704\uc5d0\uc11c EM4405\ub294 \ub2e4\uc74c\uc744 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. <strong data-start=\"862\" data-end=\"890\">\ube44\uc811\ucd09\uc2dd \ud2b8\ub79c\uc2a4\ud3f0\ub354<\/strong> \ud544\uc694\ud55c <strong data-start=\"904\" data-end=\"963\">\ub192\uc740 \uc2e0\ub8b0\uc131, \ub370\uc774\ud130 \ubcf4\uc548 \ubc0f EEPROM \uc720\uc5f0\uc131<\/strong>.<\/p>\n<p data-start=\"966\" data-end=\"1190\">\ud568\uaed8 <strong data-start=\"971\" data-end=\"1004\">1Kbit \uad6c\uc131 \uac00\ub2a5 <a href=\"https:\/\/en.wikipedia.org\/wiki\/EEPROM\" target=\"_blank\" rel=\"noopener\">EEPROM<\/a><\/strong>, \ub0b4\uc7a5\ub41c \ubcf4\uc548 \uba54\ucee4\ub2c8\uc998, \ucd5c\uc18c\ud55c\uc758 \uc678\ubd80 \ubd80\ud488 \uc694\uad6c \uc0ac\ud56d\uc73c\ub85c EM4405\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ubd84\uc57c\uc5d0\uc11c \uac80\uc99d\ub41c \uc194\ub8e8\uc158\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4. <strong data-start=\"1125\" data-end=\"1189\">\ubc1c\uad8c, \ucd9c\uc785 \ud1b5\uc81c, \uc774\ubaa8\ube4c\ub77c\uc774\uc800 \ubc0f \uc120\ubd88 \uc2dc\uc2a4\ud15c<\/strong>.<\/p>\n<p data-start=\"1192\" data-end=\"1339\">\uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 <strong data-start=\"1216\" data-end=\"1269\">\uc804\uccb4 \uae30\uc220 \ubc0f \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc218\uc900 \uac1c\uc694<\/strong> EM4405 RFID \uce69\uc758 \uae30\ubcf8 \ub370\uc774\ud130\uc2dc\ud2b8 \uc694\uc57d\uc744 \ud6e8\uc52c \ub6f0\uc5b4\ub118\ub294 \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"1346\" data-end=\"1375\">EM4405 \uc77c\ubc18 \uc124\uba85<\/h2>\n<p data-start=\"1377\" data-end=\"1617\">EM4405\ub294 <strong data-start=\"1393\" data-end=\"1420\">CMOS \uc9d1\uc801 \ud68c\ub85c<\/strong> \ub300\uc0c1 <strong data-start=\"1434\" data-end=\"1475\">\uc804\uc790\uc2dd \uc77d\uae30\/\uc4f0\uae30 RF \ud2b8\ub79c\uc2a4\ud3f0\ub354<\/strong>. \uc5d0 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud569\ub2c8\ub2e4. <strong data-start=\"1495\" data-end=\"1515\">1Kbit\uc758 EEPROM<\/strong>, \ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. <strong data-start=\"1530\" data-end=\"1552\">32\ub2e8\uc5b4 \u00d7 32\ube44\ud2b8<\/strong>, \ub97c \uc9c0\uc6d0\ud558\uba70, \uc5ec\ub7ec <strong data-start=\"1576\" data-end=\"1616\">\uc0ac\uc6a9\uc790 \uc815\uc758 \uba54\ubaa8\ub9ac \ubcf4\ud638 \ubaa8\ub4dc<\/strong>.<\/p>\n<p data-start=\"1619\" data-end=\"1799\">\uac01 \uce69\uc740 <strong data-start=\"1632\" data-end=\"1657\">\uace0\uc720 \uc2dd\ubcc4 \uac00\ub2a5<\/strong> \uacf5\uc7a5 \ub355\ubd84\uc5d0 <strong data-start=\"1676\" data-end=\"1706\">\ub808\uc774\uc800 \ud504\ub85c\uadf8\ub798\ubc0d\ub41c ROM \uc601\uc5ed<\/strong>, \uc774\ubbc0\ub85c \ub2e4\uc74c\uacfc \uac19\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. <strong data-start=\"1750\" data-end=\"1785\">\uc778\uc99d \ubc0f \ucd94\uc801\uc131<\/strong> \ub294 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p data-start=\"1801\" data-end=\"1950\">EM4405\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ubc29\uc2dd\uc73c\ub85c \ub9ac\ub354\uc640 \ud1b5\uc2e0\ud569\ub2c8\ub2e4. <strong data-start=\"1844\" data-end=\"1873\">\uc9c4\ud3ed \ubcc0\uc870(AM)<\/strong> \uac00 \ud544\uc694\ud558\uba70 <strong data-start=\"1903\" data-end=\"1924\">\ud29c\ub2dd\ub41c \ucf54\uc77c\ub9cc<\/strong> \ub97c \uc678\ubd80 \uad6c\uc131 \uc694\uc18c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"1957\" data-end=\"1996\">EM4405 \uba54\ubaa8\ub9ac \uc544\ud0a4\ud14d\ucc98 \uc124\uba85<\/h2>\n<p data-start=\"1998\" data-end=\"2102\">EM4405 RFID \uce69\uc758 \uac00\uc7a5 \uac15\ub825\ud55c \uc7a5\uc810 \uc911 \ud558\ub098\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <strong data-start=\"2061\" data-end=\"2101\">\uace0\ub3c4\ub85c \uad6c\uc131 \uac00\ub2a5\ud55c EEPROM \uad6c\uc870<\/strong>.<\/p>\n<h3 data-start=\"2104\" data-end=\"2127\">EEPROM \uc870\uc9c1<\/h3>\n<ul>\n<li data-start=\"2131\" data-end=\"2167\"><strong data-start=\"2131\" data-end=\"2148\">\ucd1d \uba54\ubaa8\ub9ac:<\/strong> 1Kbit(1024\ube44\ud2b8)<\/li>\n<li data-start=\"2170\" data-end=\"2203\"><strong data-start=\"2170\" data-end=\"2184\">\uad6c\uc870:<\/strong> 32\ub2e8\uc5b4 \u00d7 32\ube44\ud2b8<\/li>\n<li data-start=\"2206\" data-end=\"2234\"><strong data-start=\"2206\" data-end=\"2234\">\uc0ac\uc6a9\uc790 \uad6c\uc131 \uac00\ub2a5 \uc601\uc5ed:<\/strong>\n<ul>\n<li data-start=\"2239\" data-end=\"2257\">\uc77d\uae30 \uc804\uc6a9(\uc7a0\uae40)<\/li>\n<li data-start=\"2262\" data-end=\"2277\">\uc4f0\uae30 \uae08\uc9c0<\/li>\n<li data-start=\"2282\" data-end=\"2296\">\uc77d\uae30 \ubcf4\ud638\ub428<\/li>\n<li data-start=\"2301\" data-end=\"2321\">\ubb34\ub8cc \uc77d\uae30\/\uc4f0\uae30 \uc601\uc5ed<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p data-start=\"2323\" data-end=\"2462\">\uc774\ub7ec\ud55c \uc720\uc5f0\uc131\uc744 \ud1b5\ud574 \uc2dc\uc2a4\ud15c \uc124\uacc4\uc790\ub294 <strong data-start=\"2376\" data-end=\"2391\">\uacf5\uac1c \ub370\uc774\ud130<\/strong>, <strong data-start=\"2393\" data-end=\"2408\">\ub370\uc774\ud130 \ubcf4\uc548<\/strong>, \ubc0f <strong data-start=\"2414\" data-end=\"2437\">\uc2dc\uc2a4\ud15c \uc81c\uc5b4 \ub370\uc774\ud130<\/strong> \ub97c \ub3d9\uc77c\ud55c \ud2b8\ub79c\uc2a4\ud3f0\ub354\uc5d0 \uc785\ub825\ud569\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"2469\" data-end=\"2513\">EM4405 RFID \uce69\uc758 \ubcf4\uc548 \uae30\ub2a5<\/h2>\n<h3 data-start=\"2515\" data-end=\"2545\">32\ube44\ud2b8 \uc554\ud638 \ubcf4\ud638<\/h3>\n<p data-start=\"2547\" data-end=\"2604\">EM4405\ub294 \ub2e4\uc74c\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. <strong data-start=\"2569\" data-end=\"2588\">32\ube44\ud2b8 \ube44\ubc00\ubc88\ud638<\/strong> \ubcf4\uc548\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n<ul>\n<li data-start=\"2608\" data-end=\"2628\">\ubaa8\ub4e0 \uc4f0\uae30 \uc791\uc5c5<\/li>\n<li data-start=\"2631\" data-end=\"2662\">\ubaa8\ub4e0 \uc77d\uae30 \ubcf4\ud638 \uba54\ubaa8\ub9ac \uc601\uc5ed<\/li>\n<\/ul>\n<p data-start=\"2664\" data-end=\"2693\">\uc8fc\uc694 \ubcf4\uc548 \ud2b9\uc131:<\/p>\n<ul>\n<li data-start=\"2697\" data-end=\"2724\">\ube44\ubc00\ubc88\ud638 <strong data-start=\"2706\" data-end=\"2724\">\uc5c5\ub370\uc774\ud2b8 \uac00\ub2a5<\/strong><\/li>\n<li data-start=\"2727\" data-end=\"2757\">\ube44\ubc00\ubc88\ud638 <strong data-start=\"2736\" data-end=\"2757\">\uc808\ub300 \uc77d\uc744 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/strong><\/li>\n<li data-start=\"2760\" data-end=\"2806\">\ubcf5\uc81c \ubc0f \ubb34\ub2e8 \uc218\uc815 \ubc29\uc9c0<\/li>\n<\/ul>\n<h3 data-start=\"2808\" data-end=\"2832\">\uace0\uc720 \uce69 ID<\/h3>\n<p data-start=\"2834\" data-end=\"2855\">\uac01 EM4405\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4:<\/p>\n<ul>\n<li data-start=\"2859\" data-end=\"2913\"><strong data-start=\"2859\" data-end=\"2913\">32\ube44\ud2b8 \ub514\ubc14\uc774\uc2a4 \uc77c\ub828 \ubc88\ud638(\uc77d\uae30 \uc804\uc6a9, \ub808\uc774\uc800 ROM)<\/strong><\/li>\n<li data-start=\"2916\" data-end=\"2976\"><strong data-start=\"2916\" data-end=\"2976\">32\ube44\ud2b8 \ub514\ubc14\uc774\uc2a4 \uc2dd\ubcc4 \ucf54\ub4dc(\uc77d\uae30 \uc804\uc6a9, \ub808\uc774\uc800 ROM)<\/strong><\/li>\n<\/ul>\n<p data-start=\"2978\" data-end=\"3117\">\uc774\ub7ec\ud55c \uacf5\uc7a5 \ud504\ub85c\uadf8\ub798\ubc0d \uac12\uc740 \ub2e4\uc74c\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. <strong data-start=\"3022\" data-end=\"3052\">\ub3d9\uc77c\ud55c \uce69\uc740 \uc5c6\uc2b5\ub2c8\ub2e4.<\/strong>, \ub97c \uc0ac\uc6a9\ud558\uc5ec \uac15\ub825\ud55c \uc704\uc870 \ubc29\uc9c0 \ubc0f \uc778\uc99d \uccb4\uacc4\ub97c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"3124\" data-end=\"3162\">\ud1b5\uc2e0 \ubc0f \ub370\uc774\ud130 \uc804\uc1a1<\/h2>\n<p data-start=\"3164\" data-end=\"3287\">EM4405\ub294 \ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. <strong data-start=\"3180\" data-end=\"3213\">LF RFID \uc218\ub3d9 \ud1b5\uc2e0<\/strong>, \uc989, \ub9ac\ub354\uc758 \uc804\uc790\uae30\uc7a5\uc5d0\uc11c \uc9c1\uc811 \uc804\ub825\uc744 \ub04c\uc5b4\uc635\ub2c8\ub2e4.<\/p>\n<h3 data-start=\"3289\" data-end=\"3326\">\uc8fc\uc694 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158 \ud2b9\uc131<\/h3>\n<ul>\n<li data-start=\"3330\" data-end=\"3371\"><strong data-start=\"3330\" data-end=\"3345\">\ubcc0\uc870:<\/strong> \uc9c4\ud3ed \ubcc0\uc870(AM)<\/li>\n<li data-start=\"3374\" data-end=\"3389\"><strong data-start=\"3374\" data-end=\"3389\">\ub370\uc774\ud130 \uc694\uae08:<\/strong>\n<ul>\n<li>2KBd(Opt64)<\/li>\n<li>4KBd(Opt32)<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"3428\" data-end=\"3460\"><strong data-start=\"3428\" data-end=\"3448\">\ud544\ub4dc \uc8fc\ud30c\uc218:<\/strong> 100-150kHz<\/li>\n<\/ul>\n<p data-start=\"3462\" data-end=\"3595\">\ub530\ub77c\uc11c EM4405\ub294 \ub2e4\uc74c\uacfc \uc644\ubcbd\ud558\uac8c \ud638\ud658\ub429\ub2c8\ub2e4. <strong data-start=\"3506\" data-end=\"3539\">\ud45c\uc900 125 kHz RFID \ub9ac\ub354\uae30<\/strong> \uc561\uc138\uc2a4 \uc81c\uc5b4 \ubc0f \uc0b0\uc5c5 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc804 \uc138\uacc4\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"3602\" data-end=\"3637\">\uc804\uc6d0 \uad00\ub9ac \ubc0f \uc548\uc815\uc131<\/h2>\n<p data-start=\"3639\" data-end=\"3736\">EM4405\ub294 \ub2e4\uc74c\uc5d0 \ucd5c\uc801\ud654\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. <strong data-start=\"3667\" data-end=\"3692\">\ub0ae\uc740 \uc804\ub825 \uc18c\ube44<\/strong> \uc5f4\uc545\ud55c \ud658\uacbd\uc5d0\uc11c\ub3c4 \uc548\uc815\uc801\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n<h3 data-start=\"3738\" data-end=\"3767\">\ud1b5\ud569 \uc804\uc6d0 \uae30\ub2a5<\/h3>\n<ul>\n<li data-start=\"3771\" data-end=\"3788\">\uc628\uce69 \uc815\ub958\uae30<\/li>\n<li data-start=\"3791\" data-end=\"3814\">\uc628\uce69 \uc804\uc555 \uc81c\ud55c\uae30<\/li>\n<li data-start=\"3817\" data-end=\"3837\">\uc804\uc6d0 \ucf1c\uae30 \ub9ac\uc14b(POR)<\/li>\n<li data-start=\"3840\" data-end=\"3866\">EEPROM \uc4f0\uae30 \uc804\uc555 \ud655\uc778<\/li>\n<\/ul>\n<p data-start=\"3868\" data-end=\"3900\">\ud6a8\uc728\uc801\uc778 \ub514\uc790\uc778 \ub355\ubd84\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li data-start=\"3904\" data-end=\"3948\"><strong data-start=\"3904\" data-end=\"3948\">\uc678\ubd80 \ubc84\ud37c \ucee4\ud328\uc2dc\ud130\uac00 \ud544\uc694\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/strong><\/li>\n<li data-start=\"3951\" data-end=\"3998\">\uc624\uc9c1 <strong data-start=\"3958\" data-end=\"3987\">\ucf54\uc77c \ubc0f \ud29c\ub2dd \ucee4\ud328\uc2dc\ud130<\/strong> \uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/li>\n<li data-start=\"4001\" data-end=\"4045\">\uc774\uc0c1\uc801\uc778 \ub300\uc0c1 <strong data-start=\"4011\" data-end=\"4045\">\uc18c\ud615 \ud3fc \ud329\ud130 \ud2b8\ub79c\uc2a4\ud3f0\ub354<\/strong><\/li>\n<\/ul>\n<h2 data-start=\"4052\" data-end=\"4098\">\ud658\uacbd \ubc0f \uc804\uae30 \uc0ac\uc591<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4100\" data-end=\"4357\">\n<thead data-start=\"4100\" data-end=\"4129\">\n<tr data-start=\"4100\" data-end=\"4129\">\n<th data-start=\"4100\" data-end=\"4112\" data-col-size=\"sm\">\ub9e4\uac1c\ubcc0\uc218<\/th>\n<th data-start=\"4112\" data-end=\"4129\" data-col-size=\"sm\">\uc0ac\uc591<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4157\" data-end=\"4357\">\n<tr data-start=\"4157\" data-end=\"4199\">\n<td data-start=\"4157\" data-end=\"4181\" data-col-size=\"sm\">\uc791\ub3d9 \uc628\ub3c4<\/td>\n<td data-col-size=\"sm\" data-start=\"4181\" data-end=\"4199\">-40\u00b0C ~ +85\u00b0C<\/td>\n<\/tr>\n<tr data-start=\"4200\" data-end=\"4233\">\n<td data-start=\"4200\" data-end=\"4218\" data-col-size=\"sm\">\ud544\ub4dc \uc8fc\ud30c\uc218<\/td>\n<td data-col-size=\"sm\" data-start=\"4218\" data-end=\"4233\">100-150kHz<\/td>\n<\/tr>\n<tr data-start=\"4234\" data-end=\"4278\">\n<td data-start=\"4234\" data-end=\"4263\" data-col-size=\"sm\">\uc628\uce69 \uacf5\uc9c4 \ucee4\ud328\uc2dc\ud130<\/td>\n<td data-col-size=\"sm\" data-start=\"4263\" data-end=\"4278\">170pF \u00b1 2%<\/td>\n<\/tr>\n<tr data-start=\"4279\" data-end=\"4311\">\n<td data-start=\"4279\" data-end=\"4294\" data-col-size=\"sm\">\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<td data-col-size=\"sm\" data-start=\"4294\" data-end=\"4311\">\uc644\uc804\ud788 \uc218\ub3d9\uc801<\/td>\n<\/tr>\n<tr data-start=\"4312\" data-end=\"4357\">\n<td data-start=\"4312\" data-end=\"4322\" data-col-size=\"sm\">\ud328\ud0a4\uc9c0<\/td>\n<td data-col-size=\"sm\" data-start=\"4322\" data-end=\"4357\">\uce69 \ud615\ud0dc(\ub300\ub7c9 \uc0dd\uc0b0\uc6a9)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"4359\" data-end=\"4462\">\uc774\ub7ec\ud55c \ud2b9\uc131\uc73c\ub85c \uc778\ud574 EM4405\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\uc6b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. <strong data-start=\"4410\" data-end=\"4461\">\uc790\ub3d9\ucc28, \uc0b0\uc5c5 \ubc0f \uc2e4\uc678 \ubc30\ud3ec<\/strong>.<\/p>\n<h2 data-start=\"4469\" data-end=\"4501\">EM4405\uc640 \ub2e4\ub978 LF RFID \uce69 \ube44\uad50<\/h2>\n<p data-start=\"4503\" data-end=\"4585\">\uae30\ubcf8 LF \uc77d\uae30 \uc804\uc6a9 \uce69(\uc608 <a href=\"https:\/\/rfid-pro.com\/ko\/em4100-rfid-chip\/\">EM4100<\/a> \uc2dc\ub9ac\uc988), EM4405\uac00 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li data-start=\"4589\" data-end=\"4615\">\uc804\uccb4 <strong data-start=\"4594\" data-end=\"4615\">EEPROM \uc77d\uae30\/\uc4f0\uae30<\/strong><\/li>\n<li data-start=\"4618\" data-end=\"4652\">Strong <strong data-start=\"4625\" data-end=\"4652\">\ube44\ubc00\ubc88\ud638 \uae30\ubc18 \ubcf4\uc548<\/strong><\/li>\n<li data-start=\"4655\" data-end=\"4689\">\uc0ac\uc6a9\uc790 \uc815\uc758 \uba54\ubaa8\ub9ac \uc561\uc138\uc2a4 \uc81c\uc5b4<\/li>\n<li data-start=\"4692\" data-end=\"4730\">\ubcf5\uc7a1\ud55c \uc2dc\uc2a4\ud15c\uc744 \uc704\ud55c \ub192\uc740 \uc720\uc5f0\uc131<\/li>\n<\/ul>\n<p data-start=\"4732\" data-end=\"4841\">\uc885\uc885 \ub2e4\uc74c\uacfc \uac19\uc774 \uace0\ub824\ub429\ub2c8\ub2e4. <strong data-start=\"4755\" data-end=\"4812\">EM4450 \uc720\ud615 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uacfc \uae30\ub2a5\uc801\uc73c\ub85c \ud638\ud658 \uac00\ub2a5<\/strong>, \uc2dc\uc2a4\ud15c \uc124\uacc4\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"4848\" data-end=\"4883\">\uc77c\ubc18\uc801\uc778 EM4405 RFID \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/h2>\n<p data-start=\"4885\" data-end=\"4999\">EM4405\ub294 \ub2e4\uc74c\uc744 \ud544\uc694\ub85c \ud558\ub294 \uc0b0\uc5c5 \uc804\ubc18\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. <strong data-start=\"4942\" data-end=\"4998\">\uc548\uc804\ud558\uace0 \ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub098\uba70 \uc720\uc5f0\ud55c LF RFID \uc2dd\ubcc4<\/strong>.<\/p>\n<h3 data-start=\"5001\" data-end=\"5021\">\uc77c\ubc18\uc801\uc778 \uc0ac\uc6a9 \uc0ac\ub840<\/h3>\n<ul>\n<li data-start=\"5025\" data-end=\"5046\"><strong data-start=\"5025\" data-end=\"5046\">\ubc1c\uad8c \uc2dc\uc2a4\ud15c<\/strong><\/li>\n<li data-start=\"5049\" data-end=\"5104\"><strong data-start=\"5049\" data-end=\"5104\">\ucc28\ub7c9\uc6a9 \uc774\ubaa8\ube4c\ub77c\uc774\uc800(\ub864\ub9c1 \ucf54\ub4dc \uc2dc\uc2a4\ud15c \ud3ec\ud568)<\/strong><\/li>\n<li data-start=\"5107\" data-end=\"5150\"><strong data-start=\"5107\" data-end=\"5150\">\ub192\uc740 \ubcf4\uc548\uc131\uc758 \ud578\uc988\ud504\ub9ac \uc561\uc138\uc2a4 \uc81c\uc5b4<\/strong><\/li>\n<li data-start=\"5153\" data-end=\"5202\"><strong data-start=\"5153\" data-end=\"5202\">\ud734\ub300\uc6a9 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \ud1b5\ud55c \uc0b0\uc5c5 \uc790\ub3d9\ud654<\/strong><\/li>\n<li data-start=\"5205\" data-end=\"5233\"><strong data-start=\"5205\" data-end=\"5233\">\uc81c\uc870 \uc790\ub3d9\ud654<\/strong><\/li>\n<li data-start=\"5236\" data-end=\"5275\"><strong data-start=\"5236\" data-end=\"5275\">\uc120\uacb0\uc81c \ubc0f \uc2e0\uc6a9 \uae30\ubc18 \uc7a5\uce58<\/strong><\/li>\n<\/ul>\n<p data-start=\"5277\" data-end=\"5422\">\ub3d9\uc801 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc5b4 \uc815\ubcf4\uac00 \ub2e4\uc74c\uacfc \uac19\uc740 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4. <strong data-start=\"5377\" data-end=\"5421\">\uc81c\ud488 \uc218\uba85 \uc8fc\uae30 \ub0b4\ub0b4 \uc5c5\ub370\uc774\ud2b8<\/strong>.<\/p>\n<h2 data-start=\"5429\" data-end=\"5471\">LF RFID \ud504\ub85c\uc81d\ud2b8\uc5d0 EM4405\ub97c \uc120\ud0dd\ud574\uc57c \ud558\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h2>\n<p data-start=\"5473\" data-end=\"5540\">\uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubc0f \uc870\ub2ec \uad00\uc810\uc5d0\uc11c EM4405\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li data-start=\"5544\" data-end=\"5570\">\uc785\uc99d\ub41c LF RFID \uc2e0\ub8b0\uc131<\/li>\n<li data-start=\"5573\" data-end=\"5602\">\uc720\uc5f0\ud55c \uba54\ubaa8\ub9ac \uad6c\uc131<\/li>\n<li data-start=\"5605\" data-end=\"5645\">\ubcf5\uc7a1\ud55c \ud558\ub4dc\uc6e8\uc5b4 \uc5c6\uc774\ub3c4 \uac15\ub825\ud55c \ubcf4\uc548<\/li>\n<li data-start=\"5648\" data-end=\"5664\">BOM \ube44\uc6a9 \ucd5c\uc18c\ud654<\/li>\n<li data-start=\"5667\" data-end=\"5692\">\ud3ed\ub113\uc740 \ub9ac\ub354 \ud638\ud658\uc131<\/li>\n<li data-start=\"5695\" data-end=\"5725\">\uc7a5\uae30\uc801\uc778 \uc0b0\uc5c5 \uc548\uc815\uc131<\/li>\n<\/ul>\n<p data-start=\"5727\" data-end=\"5822\">\uc774\ub7ec\ud55c \uc7a5\uc810\uc740 UHF \ubc0f NFC \uae30\uc220\uc774 \uc131\uc7a5\ud558\ub294 \uac00\uc6b4\ub370\uc5d0\ub3c4 EM4405\uac00 \uc5ec\uc804\ud788 \uad00\ub828\uc131\uc744 \uc720\uc9c0\ud558\ub294 \uc774\uc720\ub97c \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<h2 data-start=\"5829\" data-end=\"5842\">\uacb0\ub860<\/h2>\n<p data-start=\"5844\" data-end=\"6193\">\uadf8\ub9ac\uace0 <strong data-start=\"5848\" data-end=\"5868\">EM4405 RFID \uce69<\/strong> \ub294 \uc131\uc219\ud558\uace0 \uc548\uc804\ud558\uba70 \uace0\ub3c4\ub85c \uad6c\uc131 \uac00\ub2a5\ud55c <strong data-start=\"5914\" data-end=\"5957\">\uc800\uc8fc\ud30c \uc77d\uae30\/\uc4f0\uae30 \ud2b8\ub79c\uc2a4\ud3f0\ub354 IC<\/strong>. 1Kbit EEPROM, \uc554\ud638 \ubcf4\ud638, \uace0\uc720\ud55c \uc77c\ub828 \uc2dd\ubcc4 \ubc0f \ucd5c\uc18c\ud55c\uc758 \uc678\ubd80 \ubd80\ud488 \uc694\uad6c \uc0ac\ud56d\uc744 \uac16\ucd98 \uc774 \uc81c\ud488\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\uc6b0\uc5d0 \ud0c1\uc6d4\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4. <strong data-start=\"6105\" data-end=\"6192\">\ucd9c\uc785 \ud1b5\uc81c, \ubc1c\uad8c, \uc0b0\uc5c5 \uc790\ub3d9\ud654 \ubc0f \ubcf4\uc548 \uc2dd\ubcc4 \uc2dc\uc2a4\ud15c<\/strong>.<\/p>\n<p data-start=\"6195\" data-end=\"6349\">\uae30\uc5c5 \ubc0f \uc2dc\uc2a4\ud15c \ud1b5\ud569\uc5c5\uccb4\ub97c \uc704\ud55c <strong data-start=\"6247\" data-end=\"6293\">\ube44\uc6a9 \ud6a8\uc728\uc801\uc774\uba74\uc11c\ub3c4 \uc548\uc804\ud55c LF RFID \uc194\ub8e8\uc158<\/strong>, EM4405\ub294 \uacc4\uc18d\ud574\uc11c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc5c5\uacc4 \ud45c\uc900\uc73c\ub85c \uc790\ub9ac \uc7a1\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_3218\" aria-describedby=\"caption-attachment-3218\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-3218 size-full\" src=\"https:\/\/rfid-pro.com\/wp-content\/uploads\/2025\/12\/RFID-Smart-Card-3.jpg\" alt=\"RFID \uc2a4\ub9c8\ud2b8 \uce74\ub4dc\" width=\"750\" height=\"516\" srcset=\"\/\/rfid-pro.com\/wp-content\/uploads\/2025\/12\/RFID-Smart-Card-3.jpg 750w, \/\/rfid-pro.com\/wp-content\/uploads\/2025\/12\/RFID-Smart-Card-3-300x206.jpg 300w, \/\/rfid-pro.com\/wp-content\/uploads\/2025\/12\/RFID-Smart-Card-3-150x103.jpg 150w, \/\/rfid-pro.com\/wp-content\/uploads\/2025\/12\/RFID-Smart-Card-3-18x12.jpg 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-3218\" class=\"wp-caption-text\"><a href=\"https:\/\/rfid-pro.com\/ko\/product\/rfid-smart-card\/\">EM4405\uac00 \uc7a5\ucc29\ub41c RFID \uc2a4\ub9c8\ud2b8 \uce74\ub4dc<\/a><\/figcaption><\/figure>\n<h3 data-start=\"6356\" data-end=\"6379\">\uc2dc\uc6b0\uccad RFID \uc18c\uac1c<\/h3>\n<p data-start=\"6381\" data-end=\"6620\">\uc2dc\uc6b0\uccad RFID\ub294 \ub2e4\uc74c\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. <strong data-start=\"6404\" data-end=\"6481\">EM4405 \uae30\ubc18 RFID \ud0dc\uadf8, \uce74\ub4dc, \uc5f4\uc1e0\uace0\ub9ac \ubc0f \ub9de\ucda4\ud615 \ud2b8\ub79c\uc2a4\ud3f0\ub354 \uc194\ub8e8\uc158<\/strong> \uc0b0\uc5c5, \uc790\ub3d9\ucc28 \ubc0f \uc561\uc138\uc2a4 \uc81c\uc5b4 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uc9c0\uc6d0 \uc0ac\ud56d <strong data-start=\"6554\" data-end=\"6619\">\uce69 \uc120\ud0dd, \uc548\ud14c\ub098 \ud29c\ub2dd, \uc778\ucf54\ub529 \ubc0f \ub300\ub7c9 \uc0dd\uc0b0<\/strong>.<\/p>\n<p data-start=\"6622\" data-end=\"6682\">EM4405 RFID \ud504\ub85c\uc81d\ud2b8 \uc694\uad6c \uc0ac\ud56d\uc744 \ub17c\uc758\ud558\ub824\uba74 \ub2f9\uc0ac\uc5d0 \ubb38\uc758\ud558\uc138\uc694.<\/p>","protected":false},"excerpt":{"rendered":"<p>EM4405 RFID \uce69\uc774\ub780? EM4405\ub294 \ubcf4\uc548 \uc2dd\ubcc4 \ubc0f \uc0b0\uc5c5 \uc790\ub3d9\ud654 \uc2dc\uc2a4\ud15c\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc800\uc8fc\ud30c(LF) \uc77d\uae30\/\uc4f0\uae30 RFID \uc9d1\uc801 \ud68c\ub85c\uc785\ub2c8\ub2e4. 100~150kHz \ubc94\uc704\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 EM4405\ub294 \ub192\uc740 \uc2e0\ub8b0\uc131, \ub370\uc774\ud130 \ubcf4\uc548 \ubc0f EEPROM \uc720\uc5f0\uc131\uc774 \uc694\uad6c\ub418\ub294 \ube44\uc811\ucd09\uc2dd \ud2b8\ub79c\uc2a4\ud3f0\ub354\uc6a9\uc73c\ub85c \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. 1Kbit\uc758 \uad6c\uc131 \uac00\ub2a5\ud55c EEPROM, \ub0b4\uc7a5\ud615 \ubcf4\uc548 [...]\uc744 \uac16\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":4316,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[269],"tags":[],"class_list":["post-4315","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rfid-chips"],"acf":[],"_links":{"self":[{"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/posts\/4315","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/comments?post=4315"}],"version-history":[{"count":0,"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/posts\/4315\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/media\/4316"}],"wp:attachment":[{"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/media?parent=4315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/categories?post=4315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rfid-pro.com\/ko\/wp-json\/wp\/v2\/tags?post=4315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}