{"id":10846,"date":"2023-08-07T00:00:00","date_gmt":"2023-08-06T15:00:00","guid":{"rendered":"http:\/\/localhost:8080\/rino-choi-column-4\/"},"modified":"2025-02-14T17:07:27","modified_gmt":"2025-02-14T08:07:27","slug":"rino-choi-column-4","status":"publish","type":"post","link":"https:\/\/news.skhynix.co.kr\/rino-choi-column-4\/","title":{"rendered":"[\ubc18\ub3c4\uccb4\uc758 \uc774\ud574 4\ud3b8] \ub370\uc774\ud130\ub97c \ub2f4\ub294 \uadf8\ub987\uc744 \ucc3e\uc544\ub77c! \uba54\ubaa8\ub9ac \uc18c\uc790\uc758 \ubc1c\uc804\uc0ac (4\/7)"},"content":{"rendered":"<div class=\"post-intro\">\n<p><strong>\ubc18\ub3c4\uccb4\ub97c \uc774\ud574\ud558\uae30 \uc704\ud574\uc11c\ub294 \uc0b0\uc5c5\uacfc \uc2dc\uc2a4\ud15c \uc804\uccb4\ub97c \ubc14\ub77c\ubcfc \ud544\uc694\uac00 \uc788\ub2e4. \ub274\uc2a4\ub8f8\uc740 \uc9c0\ub09c 20\ub144\uac04 \ubc18\ub3c4\uccb4 \uc18c\uc790\ub97c \uc5f0\uad6c\ud558\uace0 \uc788\ub294 \uc778\ud558\ub300\ud559\uad50 \uc2e0\uc18c\uc7ac\uacf5\ud559\uacfc \ucd5c\ub9ac\ub178 \uad50\uc218\ub97c \ud1b5\ud574 \ubc18\ub3c4\uccb4 \uc2dc\uc2a4\ud15c\uacfc \uc18c\uc790\uc758 \uad00\uacc4 \ubc0f \ubc1c\uc804\uc0ac\ub97c \uc18c\uac1c\ud55c\ub2e4. \ucd1d 7\ud3b8\uc73c\ub85c \uad6c\uc131\ub41c \uc774\ubc88 \uc2dc\ub9ac\uc988\ub294 \ubc18\ub3c4\uccb4\uc758 \uac1c\ub150\uacfc \uc55e\uc73c\ub85c\uc758 \ubc1c\uc804 \ubc29\ud5a5\uc744 \uc774\ud574\ud558\ub294 \ub370 \ub9ce\uc740 \ub3c4\uc6c0\uc774 \ub420 \uac83\uc774\ub2e4.<\/strong><br \/>\n<strong>\u00a0<\/strong><br \/>\n<strong>\uc774 \uce7c\ub7fc \uc2dc\ub9ac\uc988\ub294 \u300e\ucd5c\ub9ac\ub178\uc758 \ud55c \uad8c\uc73c\ub85c \ub05d\ub0b4\ub294 \ubc18\ub3c4\uccb4 \uc774\uc57c\uae30\u300f\uc758 \uc77c\ubd80\ub97c \ubc1c\ucdcc\ud558\uc5ec \uc815\ub9ac\ud588\ub2e4. \uc774 \ucc45\uc740 \ubc18\ub3c4\uccb4 \uc5ed\uc0ac\ubd80\ud130 \uc2dc\uc2a4\ud15c\uacfc \uc18c\uc790\uc758 \ubc1c\uc804\uae4c\uc9c0 \ud3ed\ub113\uac8c \ub2e4\ub8e8\uba70 \ubc18\ub3c4\uccb4 \uc0b0\uc5c5 \ubc0f \uc2dc\uc2a4\ud15c \uc804\ubc18\uc744 \uc18c\uac1c\ud558\uace0 \uc788\ub2e4.<\/strong><\/p>\n<\/div>\n<p><em>\ubc18\ub3c4\uccb4\ub294 \ubd80\ud488\uc774\ub2e4. \ubd80\ud488\uc740 \uadf8 \uc790\uccb4\ub85c \uc4f0\uc774\uc9c0 \ubabb\ud558\uace0 \uc5b4\ub5a4 \uc81c\ud488(\uc2dc\uc2a4\ud15c \ud639\uc740 \uc138\ud2b8) \ub0b4\uc5d0\uc11c \uc0ac\uc6a9\ub41c\ub2e4. \uc2dc\uc2a4\ud15c\uc774 \ucd94\uad6c\ud558\ub294 \ubc14\uac00 \uadf8 \ubd80\ud488\uc778 \ubc18\ub3c4\uccb4\uc758 \ud0c4\uc0dd\uacfc \ubc1c\uc804\uc744 \uac00\uc838\uc654\uace0, \uc55e\uc73c\ub85c \ub098\uc62c \uc0c8\ub85c\uc6b4 \uc2dc\uc2a4\ud15c\uc740 \ubc18\ub3c4\uccb4\uc758 \ubcc0\ud654\ub97c \uc694\uad6c\ud558\uace0 \uc788\ub2e4. \ubcf8 \uc5f0\uc7ac\uc5d0\uc11c\ub294 \ubc18\ub3c4\uccb4\ub97c \uc2dc\uc2a4\ud15c\uacfc \uc5f0\uacb0\ud574 \uc124\uba85\ud558\uba70 \uacfc\uac70\uc640 \ubbf8\ub798, \uc55e\uc73c\ub85c\uc758 \ubc1c\uc804 \ubc29\ud5a5\uc5d0 \uad00\ud574 7\ud3b8\uc5d0 \uac78\uccd0 \uc774\uc57c\uae30\ud558\uace0\uc790 \ud55c\ub2e4. <strong>(\ud544\uc790 \uc8fc)<\/strong><\/em><\/p>\n<p>\ucef4\ud4e8\ud130\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574 \uc81c\uc548\ub41c \ud3f0\ub178\uc774\ub9cc \uad6c\uc870(\uc544\ud0a4\ud14d\ucc98)\ub294 \u25b2\uc5f0\uc0b0\uacfc \uc81c\uc5b4\ub97c \ub2f4\ub2f9\ud558\ub294 \ub85c\uc9c1 \ud68c\ub85c\uc640 \u25b2\ub370\uc774\ud130\uc640 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub97c \uc800\uc7a5\ud558\ub294 \uba54\ubaa8\ub9ac\ub85c \ub098\ub25c\ub2e4. 1945\ub144 \uc81c\uc548\ub41c \uc774 \uad6c\uc870\ub85c \ucef4\ud4e8\ud130\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574\uc11c\ub294 \ub370\uc774\ud130\ub098 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub97c \uc800\uc7a5\ud588\ub2e4\uac00 \ub85c\uc9c1 \ud68c\ub85c CPU\uc5d0 \ub3cc\ub824\uc904 \uba54\ubaa8\ub9ac\ub294 \ub2e8\ub3c5\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc838\uc57c \ud588\ub2e4.<\/p>\n<p>\uc9c0\ub09c \ud3b8 \ub85c\uc9c1 \ud68c\ub85c\ub97c \uc0b4\ud3b4\ubcf8 \uac83\uc5d0 \uc774\uc5b4 \uc774\ubc88 \uc5f0\uc7ac\uc5d0\uc11c\ub294 \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\uc758 \ubc1c\uc804\uc0ac\ub97c \ub4e4\uc5ec\ub2e4\ubcf4\ub3c4\ub85d \ud558\uaca0\ub2e4.<\/p>\n<h3 class=\"sub-title\">\uc218\uc740\uacfc \uc790\uc131\uccb4\u2019\uc5d0 \ub370\uc774\ud130 \ub2f4\ub2e4, \ubc18\ub3c4\uccb4 \uc18c\uc790 \uc774\uc804\uc758 \uc2dc\ub300<\/h3>\n<p>\uba54\ubaa8\ub9ac\ub294 \uc815\ubcf4\ub97c 2\uc9c4\uc218\ub85c \ubc14\uafb8\uc5b4 0\uacfc 1\uc758 \uc0c1\ud0dc\ub85c \uae30\ub85d\ud574 \ubcf4\uad00\ud558\ub294 \uc800\uc7a5 \uc7a5\uce58\ub2e4. \ub450 \uac00\uc9c0(0 \ud639\uc740 1) \uba85\ud655\ud55c \uc0c1\ud0dc\ub97c \uc548\uc815\uc801\uc73c\ub85c \uac00\uc9c8 \uc218 \uc788\ub2e4\uba74 \ubb34\uc5c7\uc774\ub4e0 \uba54\ubaa8\ub9ac\uac00 \ub420 \uc218 \uc788\ub2e4. \ubb3c\uc758 \ub192\ub0ae\uc774, \uc8fc\ud310\uc54c\uc758 \uc704\uce58 \ub4f1\ub3c4 \uc77c\uc885\uc758 \uba54\ubaa8\ub9ac\ub2e4. \uba54\ubaa8\ub9ac\ub294 \ub450 \uac00\uc9c0 \uc548\uc815\ub41c \uc0c1\ud0dc\ub97c \uc804\uae30(\u96fb\u6c23)\uc801\uc73c\ub85c \uae30\ub85d\ud558\uace0(Write), \uc77d\uc744(Read) \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4. \ub610 \ud544\uc694 \uc5c6\uc5b4\uc9c4 \ub370\uc774\ud130\ub97c \uc9c0\uc6cc\uc11c(Erase) \ub2e4\uc2dc \uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ub9cc\ub4e0\ub2e4\uba74 \ub354\uc6b1 \uc88b\uc744 \uac83\uc774\ub2e4.<\/p>\n<p>\ub9ce\uc740 \uc0ac\ub78c\uc774 \uba54\ubaa8\ub9ac\ub97c \uc774\uc57c\uae30\ud558\uba74 \ubc18\ub3c4\uccb4 \uce69\uc744 \uc0dd\uac01\ud55c\ub2e4. \uadf8\ub7ec\ub098 \ud3f0\ub178\uc774\ub9cc \uad6c\uc870\uac00 \uc81c\uc548\ub41c 1945\ub144\uc740 \ubc18\ub3c4\uccb4 \uc18c\uc790\uac00 \ubc1c\uba85\ub418\uae30 \uc804\uc774\uc5c8\ub2e4. \ub85c\uc9c1 \ud68c\ub85c\uc5d0\uc11c \ubc18\ub3c4\uccb4 \uc18c\uc790 \uc774\uc804\uc5d0 \uc9c4\uacf5\uad00 \uc18c\uc790\ub97c \uc0ac\uc6a9\ud588\ub4ef \uba54\ubaa8\ub9ac\uc5d0\ub3c4 \ubc18\ub3c4\uccb4 \uc18c\uc790\uac00 \uc544\ub2cc \ub2e4\ub978 \uc18c\uc790\uac00 \uc0ac\uc6a9\ub410\ub2e4. \ud3f0\ub178\uc774\ub9cc \uad6c\uc870\uc758 \ucd08\ucc3d\uae30 \ucef4\ud4e8\ud130\uc600\ub358 EDSAC(1949\ub144)\uacfc EDVAC(1951\ub144)\uc740 \u2018\uc218\uc740 \uc9c0\uc5f0 \uba54\ubaa8\ub9ac(Mercury Delay Line Memory)\u2019\ub97c \uc0ac\uc6a9\ud588\ub2e4.<\/p>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/rino-choi-column-4-1.png\" alt=\"rino-choi-column-4-1\" \/><\/p>\n<p class=\"caption\">\u25b2 \uc218\uc740 \uc9c0\uc5f0 \uba54\ubaa8\ub9ac(Mercury Delay Line Memory) \uc2e4\ubb3c \uc774\ubbf8\uc9c0(\ucd9c\ucc98. Wikipedia)<\/p>\n<p>\uc774 \uba54\ubaa8\ub9ac\ub294 \uc218\uc740\uc73c\ub85c \ucc44\uc6cc\uc9c4 \ud29c\ube0c\ub85c \ub9cc\ub4e4\uc5b4\uc84c\ub2e4. \ud29c\ube0c\uc758 \ud55c\ub05d\uc5d0 \uc804\uae30 \uc2e0\ud638\ub97c \uc18c\ub9ac \ud30c\uc7a5\uc73c\ub85c \ub9cc\ub4e4 \uc218 \uc788\ub294 \ubcc0\ud658\uae30(Transducer)\ub97c \ub2ec\uc544 \ub193\uc558\ub2e4. \uc774\uac83\uc73c\ub85c \uc18c\ub9ac \ud30c\uc7a5\uc744 \ub9cc\ub4e4\uc5b4 \uc218\uc740 \uc548\uc73c\ub85c \ubcf4\ub0b4\ub294 \uac83\uc774\ub2e4. \ubc18\ub300\ucabd \ucd9c\ub825 \ub2e8\uc5d0\ub3c4 \ubcc0\ud658\uae30\uac00 \ub2ec\ub824 \uc788\uc5c8\ub2e4. \uadf8\ub798\uc11c \uc18c\ub9ac \ud30c\uc7a5\uc774 \uc774\uacf3\uc5d0 \ub3c4\ub2ec\ud558\uba74 \ud30c\uc7a5\uc744 \ub2e4\uc2dc \uc804\uae30 \uc2e0\ud638\ub85c \ubc14\uafbc\ub2e4. \uc774\ub97c \ub2e4\uc2dc \uc785\ub825 \ub2e8\uc5d0 \ub123\uc5b4\uc8fc\uc5b4 \uacc4\uc18d \ud68c\uc804\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\ub294 \uac83\uc774\ub2e4. \uc218\uc740 \uc18d\uc5d0\uc11c \ub2e4\ub978 \ud30c\ud615\uc744 \uac00\uc9c4 \uc77c\uc815\ub7c9\uc758 \ud30c\uc7a5\ub4e4\uc774 \uacc4\uc18d \ub3cc\uace0 \uc788\ub294 \ud29c\ube0c\ub77c\uace0 \uc0dd\uac01\ud558\uba74 \ub41c\ub2e4. EDSAC\uacfc EDVAC\uc740 \uac01\uac01 512\ub2e8\uc5b4\uc640 1,000\ub2e8\uc5b4\ub97c \uae30\uc5b5\ud558\ub294 \uba54\ubaa8\ub9ac\ub97c \uac16\uace0 \uc788\uc5c8\ub2e4.<\/p>\n<p>\uc774\uc678\uc5d0 \uc790\uc131 \ubb3c\uc9c8\uc744 \uc774\uc6a9\ud55c \uba54\ubaa8\ub9ac\ub3c4 \uc0ac\uc6a9\ub410\ub2e4. \u2018\uc790\uae30 \ub4dc\ub7fc \uba54\ubaa8\ub9ac(Magnetic Drum Memory)\u2019\ub294 \uc6d0\ud1b5\ud615 \ub4dc\ub7fc\uc5d0 \uc790\uae30\uc801\uc778 \ud45c\uba74\uc744 \uac00\uc9c4 \uad6c\uc870\uc600\ub2e4. \uc774 \ub4dc\ub7fc\uc740 \uace0\uc18d\uc73c\ub85c \ud68c\uc804\ud558\uba70 \ud45c\uba74\uc5d0 \uc790\uae30 \ud2b8\ub799\uc744 \ud615\uc131\ud588\ub2e4. \uc790\uae30\uc801 \ud384\uc2a4\ub97c \uc774\uc6a9\ud574 \uc790\uae30 \ub4dc\ub7fc\uc758 \ud2b9\uc815 \uc704\uce58\ub97c \uc790\ud654\uc2dc\ucf1c \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud588\ub2e4. \uc77d\uc744 \ub54c\ub294 \ubc18\ub300\ub85c \uadf8 \uc704\uce58\uc758 \uc790\uae30 \uc2e0\ud638\ub97c \uc77d\uc5b4 \ubcf5\uc6d0\ud558\ub294 \ud615\ud0dc\uc600\ub2e4. \uc774 \uba54\ubaa8\ub9ac\ub294 \ud68c\uc804\ud574\uc57c \ud558\ubbc0\ub85c \uc2e4\ud589 \uc2dc\uac04\uc774 \uae38\uc5c8\uc73c\uba70 \uae30\uacc4\uc801\uc778 \uc694\uc778\uc73c\ub85c \uc18c\uc74c\uacfc \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud558\ub294 \ub2e8\uc810\uc774 \uc788\uc5c8\ub2e4.<\/p>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/rino-choi-column-4-2.png\" alt=\"SK\ud558\uc774\ub2c9\uc2a4, \ucd5c\ub9ac\ub178, \ubc18\ub3c4\uccb4\uc758\uc774\ud574, \ubc18\ub3c4\uccb4, \uc790\uae30\ucf54\uc5b4\uba54\ubaa8\ub9ac\" \/><\/p>\n<p class=\"caption\">\u25b2 \uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac(Magnetic Core Memory) \uc2e4\ubb3c \uc774\ubbf8\uc9c0(\ucd9c\ucc98. Wikipedia)<\/p>\n<p>\uc774\ub7ec\ud55c \uba54\ubaa8\ub9ac\ub4e4\uc740 1951\ub144 \uc2e4\uc6a9\ud654\ub41c \uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac(Magnetic Core Memory)\uc5d0 \ubc00\ub824 \uc0ac\ub77c\uc9c0\uac8c \ub41c\ub2e4. \uc911\uad6d\uacc4 \ubbf8\uad6d\uc778 \uc548\uc655(An Wang)\uc740 \uc791\uc740 \ud398\ub77c\uc774\ud2b8(Ferrite)<span style=\"color: red;\">*<\/span> \uc790\uc131\uccb4\ub85c \ub41c \uace0\ub9ac\uc5d0 \ucf00\uc774\ube14\uc774 \ud1b5\uacfc\ud558\ub294 \ubaa8\uc591\uc758 \uaca9\uc790 \uad6c\uc870\ub97c \ub9cc\ub4e4\uc5b4 \uba54\ubaa8\ub9ac\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud588\ub2e4. \uc774\ub294 \ub370\uc774\ud130 \ube44\ud2b8\ub97c \uc800\uc7a5\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub418\ub294 \ud589\uacfc \uc5f4\uc758 \uaca9\uc790 \uad6c\uc870\ub85c \uc774\ub8e8\uc5b4\uc84c\ub294\ub370, \uadf8\ub9bc\uacfc \uac19\uc774 \uc804\uae30 \ucf00\uc774\ube14\uc774 \ub9c8\uce58 \uc528\uc904 \u00b7 \ub0a0\uc904\ucc98\ub7fc \uc5ee\uc778 \uaca9\uc790\uc758 \uad50\ucc28\uc810\uc5d0 \u2018\ucf54\uc5b4\u2019\ub77c \ubd88\ub9ac\ub294 \uc791\uc740 \uc790\uc131 \uc7ac\ub8cc\ub97c \ubc30\uce58\ud588\ub2e4. \uc804\uae30 \ucf00\uc774\ube14\uc5d0 \uc804\ub958\ub97c \ud758\ub824 \uc790\uae30 \uc720\ub3c4\ub97c \ubc1c\uc0dd\uc2dc\ud0a4\uace0, \ucf54\uc5b4\uc758 \uc790\uae30\uc7a5\uc744 \ud1b5\ud574 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud588\ub2e4.<\/p>\n<div class=\"footnote\"><span style=\"color: red;\">* <\/span>\ud398\ub77c\uc774\ud2b8(Ferrite): \uc0b0\ud654\ucca0(Fe2O3) \uc131\ubd84\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9c4 \uac15\uc790\uc131\uccb4\uc758 \uc790\uc11d\uc744 \ub9d0\ud568<\/div>\n<p>\uc790\uc138\ud788 \uc774\uc57c\uae30\ud558\uc790\uba74, \uc120\ud0dd\ub41c \ucf54\uc5b4\uc5d0 \uc804\ub958\ub97c \ud758\ub824 \ud2b9\uc815\ud55c \ubc29\ud5a5\uc73c\ub85c \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud574 \uc0c1\ud0dc\ub97c \ubcc0\uacbd\ud55c\ub2e4. \uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c \ucf54\uc5b4\uc758 \uc790\uae30\uc7a5 \uc0c1\ud0dc\ub97c \ubcc0\uacbd\ud574 \u20181\u2019 \ub610\ub294 \u20180\u2019\uc744 \ud45c\ud604\ud55c\ub2e4. \ub370\uc774\ud130\ub97c \uc77d\uae30 \uc704\ud574\uc11c\ub294 \uc120\ud0dd\ub41c \ucf54\uc5b4 \uc8fc\uc704\uc5d0 \uc804\ub958\ub97c \ud758\ub824 \ud604\uc7ac\uc758 \uc790\uae30\uc7a5 \uc0c1\ud0dc\ub97c \uac10\uc9c0\ud55c\ub2e4.<\/p>\n<p>\uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac\ub294 \ucd08\uae30 \ud615\ud0dc\uc758 \ub7a8(Random Access Memory, RAM)\uc774\ub77c \ud560 \uc218 \uc788\ub2e4. \uc140\uc758 \uc804\uc555 \uc815\ubcf4\ub97c \uc77d\uc5b4\uc624\ub294 \ub370 \uc704\uce58\uc640 \uad00\uacc4\uc5c6\uc774 \ub3d9\uc77c\ud55c \uc2dc\uac04\uc774 \uc18c\uc694\ub410\ub2e4.<\/p>\n<p>\uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac\uc758 \ub2e4\ub978 \ud2b9\uc9d5\uc740 \uc804\uae30\ub97c \ucc28\ub2e8\ud574\ub3c4 \ub370\uc774\ud130\uac00 \ub0a0\uc544\uac00\uc9c0 \uc54a\ub294 \ube44\ud718\ubc1c\uc131(Non-Volatile) \uba54\ubaa8\ub9ac\uc600\ub2e4. \ub610\ud55c, \ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub098\uace0 \uc18c\ube44 \uc804\ub825\uc774 \uc801\uc5c8\uc73c\uba70, \uc790\uc131\uccb4 \uace0\ub9ac \ucf54\uc5b4\ub97c \ub9ce\uc774 \ub9cc\ub4e4\uc5b4 \ub123\uc744\uc218\ub85d \uc6a9\ub7c9\uc744 \ub192\uc77c \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810\uc774 \uc788\uc5c8\ub2e4. \ud604\uc7ac\uc758 \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\uc640 \uac19\uc774 \ubbf8\uc138\ud654(\uc2a4\ucf00\uc77c\ub9c1)\ub97c \ud1b5\ud55c \uc6a9\ub7c9 \uc99d\ub300\ub3c4 \uac00\ub2a5\ud588\ub2e4. \uc791\uace0 \uc6a9\ub7c9\uc774 \ucee4\uc9c0\uba74 \ube44\uc2f8\uac8c \ud314\ub9ac\ubbc0\ub85c, \uc0ac\ub78c\ub4e4\uc740 \uc790\uc131\uccb4 \uace0\ub9ac\ub97c \ub9e4\uc6b0 \uc791\uac8c \ub9cc\ub4e4\uace0 \ub9ce\uc740 \uc218\ub97c \uc9d1\uc5b4\ub123\uc5b4 \uc6a9\ub7c9\uc744 \ub192\uc774\ub824\uace0 \ub178\ub825\ud588\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc9d5\uc73c\ub85c \uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac\ub294 \ubc18\ub3c4\uccb4 \uc18c\uc790 \uba54\ubaa8\ub9ac\uac00 \ubc1c\uba85\ub41c \uc774\ud6c4\uc5d0\ub3c4 1970\ub144\ub300\uae4c\uc9c0 \uac00\uaca9 \uacbd\uc7c1\ub825\uc5d0\uc11c \uc55e\uc11c\uba70 \uac00\uc7a5 \ubcf4\ud3b8\uc801\uc778 \uba54\ubaa8\ub9ac\ub85c \uc0ac\uc6a9\ub418\uc5c8\ub2e4.<\/p>\n<h3 class=\"sub-title\">\ubc18\ub3c4\uccb4 \uc18c\uc790 \u2018\ud2b8\ub79c\uc9c0\uc2a4\ud130\u2019\uac00 \ubd88\ub7ec\uc628 \ubcc0\ud654, \uce90\uc2dc \uba54\ubaa8\ub9ac S\ub7a8(SRAM)\uc758 \ud0c4\uc0dd<\/h3>\n<p>\ubc18\ub3c4\uccb4 \uc18c\uc790\ub97c \uc0ac\uc6a9\ud55c \uba54\ubaa8\ub9ac\ub294 1961\ub144 \ud14d\uc0ac\uc2a4 \uc778\uc2a4\ud2b8\ub8e8\uba3c\uce20(Texas Instruments, TI)\uc5d0\uc11c \ucc98\uc74c \uac1c\ubc1c\ub418\uc5c8\ub2e4. \ub0c9\uc804 \uc2dc\ub300\uc600\ub358 1960\ub144\ub300\ub294 \uad70\uc218 \uc0b0\uc5c5\uacfc \uc6b0\uc8fc \uc0b0\uc5c5\uc774 \uae30\uc220 \ubc1c\uc804\uc744 \uc774\ub04c\uace0 \uc788\uc5c8\ub2e4. \uc77c\ubc18 \uc804\uc790 \uc2dc\uc7a5\uc5d0\uc11c \ud314 \uc218 \uc5c6\uc744 \uc815\ub3c4\ub85c \uac00\uaca9\uc774 \ube44\uc2fc \uc81c\ud488\ub3c4 \uae30\uaebc\uc774 \uad6c\ub9e4\ud574 \uc8fc\uc5c8\uc73c\ubbc0\ub85c \uae30\uc220\uc758 \uae09\uaca9\ud55c \ubc1c\uc804\uc774 \uc774\ub8e8\uc5b4\uc9c8 \uc218 \uc788\uc5c8\ub2e4.<\/p>\n<p>TI\ub294 \ubbf8 \uacf5\uad70\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc548\uc815\ub41c \uba54\ubaa8\ub9ac\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574 \ubc18\ub3c4\uccb4 \uc18c\uc790\ub85c \uba54\ubaa8\ub9ac\ub97c \uac1c\ubc1c\ud588\ub2e4. \uc774\ub54c\uc758 \uba54\ubaa8\ub9ac\ub294 \ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(Bipolar Junction Transistor, BJT)\ub97c \uc0ac\uc6a9\ud588\ub294\ub370[<a href=\"\/post\/rino-choi-column-3\" target=\"_blank\" rel=\"noopener\">\uad00\ub828\uae30\uc0ac<\/a>], \uc9d1\uc801\ud68c\ub85c \ud615\ud0dc\ub85c \ub9cc\ub4e4\uc5b4\uc9c4 \uac83\uc740 \uc544\ub2c8\uc5c8\ub2e4.<\/p>\n<p>\ub2f9\uc2dc \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\ub294 \uc9d1\uc801\ud68c\ub85c\uac00 \uc544\ub2c8\uc5c8\uc73c\ubbc0\ub85c \ud06c\uae30\ub97c \uc791\uac8c \ud558\ub294 \ub370 \uc5b4\ub824\uc6c0\uc774 \uc788\uc5c8\uace0, \ub610 \ud718\ubc1c\uc131(Volatile) \uba54\ubaa8\ub9ac\ub85c \ube44\ud718\ubc1c\uc131 \uc81c\ud488\uc778 \uae30\uc874 \uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac \ub300\ube44 \uc7a5\uc810\uc774 \uc5c6\uc5c8\ub2e4. \uadf8\ub798\uc11c \ucc98\uc74c\uc5d0\ub294 \ud06c\uac8c \uc8fc\ubaa9\ubc1b\uc9c0 \ubabb\ud558\ub2e4\uac00 \uc9d1\uc801\ud68c\ub85c(IC, Integrated Circuit)\uac00 \ubc1c\uba85\ub418\uace0 \uc18c\uc790 \ubbf8\uc138\ud654\uac00 \uac00\ub2a5\ud574\uc9c0\uba74\uc11c \ub2e4\uc2dc \uc8fc\ubaa9\ubc1b\uc558\ub2e4. 1970\ub144\ub300\uc5d0 \ub4e4\uc5b4\uc11c\uba74\uc11c \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\ub294 \uc18c\uc790 \ubbf8\uc138\ud654\ub85c \uace0\uc9d1\uc801\ud654\uac00 \uc774\ub904\uc84c\uace0, \uac00\uaca9 \uacbd\uc7c1\ub825\uc5d0\uc11c \uc790\uae30 \ucf54\uc5b4 \uba54\ubaa8\ub9ac\ub97c \uc55e\uc11c\uac8c \ub41c\ub2e4. \uc774\ud6c4\ub294 \uc54c\ub2e4\uc2dc\ud53c \uba54\ubaa8\ub9ac \ub300\ubd80\ubd84\uc744 \ubc18\ub3c4\uccb4 \uc18c\uc790\ub97c \uc774\uc6a9\ud574 \ub9cc\ub4e4\uac8c \ub41c\ub2e4.<\/p>\n<p>1960\ub144 \ubca8 \uc5f0\uad6c\uc18c \uac15\ub300\uc6d0 \ubc15\uc0ac\uac00 \ubc1c\uba85\ud55c MOSFET(Metal Oxide Semiconductor Field Effect Transistor)\uc740 \ub85c\uc9c1 \ubc18\ub3c4\uccb4\uc5d0\ub9cc \ubcc0\ud654\ub97c \uc900 \uac83\uc740 \uc544\ub2c8\ub2e4. \uc774 MOSFET\uc744 \uc0ac\uc6a9\ud55c \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\ub3c4 \ucd9c\ud604\ud588\ub2e4. 1964\ub144 \ud398\uc5b4\ucc28\uc77c\ub4dc\ubc18\ub3c4\uccb4\uc0ac(Fairchild Semiconductor Inc.)\uc758 \uc874 \uc288\ubbf8\ud2b8(John Schmidt)\ub294 MOSFET \uc18c\uc790\ub85c \uc774\ub8e8\uc5b4\uc9c4 \uba54\ubaa8\ub9ac\ub97c \ucc98\uc74c\uc73c\ub85c \ub9cc\ub4e0\ub2e4. \uc774 \uba54\ubaa8\ub9ac\ub294 S\ub7a8(Static Random Access Memory, SRAM)\uc774\uc5c8\ub2e4. S\ub7a8\uc758 \uc815\ubcf4 1\ube44\ud2b8(bit)\ub97c \uc800\uc7a5\ud558\ub294 \ucd5c\uc18c \ub2e8\uc704 \uc140\uc740 \ub450 \uac1c\uc758 \uc778\ubc84\ud130 \uc785\ub825\uacfc \ucd9c\ub825\uc774 \uc11c\ub85c \uc5f0\uacb0\ub41c \ud615\ud0dc\ub85c \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. \uc778\ubc84\ud130\ub294 \uc9c0\ub09c \uae00\uc5d0\uc11c \uc18c\uac1c\ud588\ub4ef 0\uacfc 1\uc758 \uc2e0\ud638\ub97c \uac70\uafb8\ub85c \ub098\uc624\uac8c \ud558\ub294 \ud68c\ub85c\ub2e4.<\/p>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/rino-choi-column-4-3.png\" alt=\"SK\ud558\uc774\ub2c9\uc2a4, \ucd5c\ub9ac\ub178, \ubc18\ub3c4\uccb4\uc758\uc774\ud574, \ubc18\ub3c4\uccb4, SRAM\" \/><\/p>\n<p>S\ub7a8\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4. \uc704 \uadf8\ub9bc <strong>[\uc791\ub3d9 \uc6d0\ub9ac]<\/strong>\uc5d0\uc11c \uac00 0\uc774\uba74 [\uc778\ubc84\ud1301]\uc5d0 \uc758\ud574 Q\ub294 1\uc774 \ub41c\ub2e4. \uadf8\ub7ec\uba74 [\uc778\ubc84\ud1302]\uc5d0 \uc758\ud574 \ub294 \ub2e4\uc2dc 0\uc774 \ub418\uc5b4 \uc21c\ud658\ud55c\ub2e4. \ub9cc\uc57d \uc67c\ucabd \uac00 1\uc774\uba74 [\uc778\ubc84\ud1301]\uc5d0 \uc758\ud574 Q\ub294 0\uc774 \ub41c\ub2e4. \uadf8\ub7ec\uba74 [\uc778\ubc84\ud1302]\uc5d0 \uc758\ud574 \ub294 \ub2e4\uc2dc 1\uc774 \ub418\uc5b4 \uc21c\ud658\ud558\uac8c \ub41c\ub2e4. \uadf8\ub807\uac8c Q\uac00 0\uc774 \ub418\ub294 \uc0c1\ud0dc\uc640 1\uc774 \ub418\ub294 \uc0c1\ud0dc\uc758 \ub450 \uac00\uc9c0 \uc548\uc815\ub41c \uc0c1\ud0dc\ub97c \uac00\uc9c8 \uc218 \uc788\uac8c \ub418\uc5b4 \uba54\ubaa8\ub9ac \uc140\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uac83\uc774\ub2e4.<\/p>\n<p>[\ub2e8\uc704 \uc140 \uad6c\uc870] \uadf8\ub9bc\uc5d0\uc11c \uc140\uc744 \uc77d\uc744 \uc218 \uc788\ub3c4\ub85d \uc5f4\uc5b4\uc8fc\ub294 Word Line(M5, M6\uc758 \uac8c\uc774\ud2b8\uc5d0 \uc5f0\uacb0\ub41c WL)\uc774 \uc120\ud0dd\ub418\uba74 Bit Line(BL)\uc744 \ud1b5\ud574 \uc140\uc5d0 \uc815\ubcf4\ub97c \uc4f0\uac70\ub098 \uc77d\uc744 \uc218 \uc788\uac8c \ub418\ub294 \uac83\uc774\ub2e4. S\ub7a8\uc740 \uae30\ubcf8\uc801\uc73c\ub85c \ub9ce\uc740 \uc218\uc758 \uc2a4\uc704\uce58 \uc18c\uc790\ub97c \uc4f8 \uc218\ubc16\uc5d0 \uc5c6\uc5c8\ub2e4. CMOS\ub85c \uad6c\ud604\ud560 \uacbd\uc6b0\ub294 \ub450 \uac1c\uc758 \uc778\ubc84\ud130\ub97c \ub9cc\ub4dc\ub294 \ub370 \uac01\uac01 \ub450 \uac1c\uc758 nMOSFET, pMOSFET\uc774 \ud544\uc694\ud558\ub2e4. \uadf8\ub9ac\uace0 \uc785\uad6c\ub97c \ub9c9\uc544\uc8fc\ub294 \ub450 \uac1c\uc758 nMOSFET\uc744 \ud569\ud558\uc5ec \ucd1d \uc5ec\uc12f \uac1c\uc758 MOSFET\uc774 \ud558\ub098\uc758 \ub2e8\uc704 \uc140\uc744 \ub9cc\ub4dc\ub294 \ub370 \ud544\uc694\ud588\ub2e4.<\/p>\n<p>\uc804\uae30\uc801\uc73c\ub85c \uc804\ub2ec\ub418\ub294 \uc2e0\ud638\uc774\ubbc0\ub85c \uba54\ubaa8\ub9ac\ub97c \uc77d\uace0 \uc4f0\ub294 \uc18d\ub3c4\ub294 \uc804\uc790\uc758 \uc18d\ub3c4\ub9cc\ud07c \ub9e4\uc6b0 \ube60\ub974\ub2e4. \ub610\ud55c, MOSFET\uc73c\ub85c\ub9cc \uc774\ub8e8\uc5b4\uc9c0\ubbc0\ub85c CMOS \uae30\uc220\ub85c \ub85c\uc9c1 CPU\ub97c \ub9cc\ub4e4\uba74\uc11c \ub2e4\ub978 \uacf5\uc815 \uc5c6\uc774 \ub3d9\uc2dc\uc5d0 \ub9cc\ub4e4 \uc218 \uc788\ub2e4. \uc774\ub7ec\ud55c \uc7a5\uc810\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 S\ub7a8\uc740 \uc8fc\uba54\ubaa8\ub9ac\ub85c \uc0ac\uc6a9\ub418\uc9c0 \uc54a\uc558\ub2e4. \uce58\uba85\uc801\uc778 \uc57d\uc810\uc774 \uc788\uae30 \ub54c\ubb38\uc774\ub2e4. S\ub7a8\uc758 \uacbd\uc6b0 \ud55c \uac1c\uc758 Bit Cell\uc744 \ub9cc\ub4e4\uae30 \uc704\ud574 6\uac1c\uc758 MOSFET\uc774 \ud544\uc694\ud55c\ub370, \uc774\ub807\uac8c \ub9ce\uc740 \uc2a4\uc704\uce58 \uc18c\uc790\ub294 \ub113\uc740 \uba74\uc801\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n<p>\ub610, \uc778\ubc84\ud130\ub97c \uc0ac\uc6a9\ud558\ub294 \ud2b9\uc131\uc0c1 nMOSFET\uacfc pMOSFET\uc758 \ubb38\ud131\uc804\uc555(Threshold Voltage)<span style=\"color: red;\">*<\/span> \uc544\ub798\uc5d0\uc11c \ud750\ub974\ub294 \uc791\uc740 \uc804\ub958(Sub Threshold Current)\uac00 Power\ub85c\ubd80\ud130 \ub450 MOSFET\uc744 \uac70\uccd0 Ground\ub85c \ud750\ub978\ub2e4. \uc774 \ub54c\ubb38\uc5d0 \uc804\ub825 \uc18c\ubaa8\uac00 \ubc1c\uc0dd\ud558\ub294\ub370 \uc774\ub85c \uc778\ud574 \uace0\uc815 \uc804\ub825 \uc18c\uc2e4(Static Power Dissipation)\uc774 \uc0dd\uae34\ub2e4. \uc774 \uc804\ub825 \uc18c\ubaa8\ub294 \uce69\uc758 \uc628\ub3c4\uac00 \uc62c\ub77c\uac08\uc218\ub85d \ub354\uc6b1 \ucee4\uc9c4\ub2e4. \uc774\ub7ec\ud55c \uba74\uc801\uacfc \uc804\ub825 \uc18c\ubaa8\uc758 \uc57d\uc810 \ub54c\ubb38\uc5d0 S\ub7a8\uc740 \uc791\uc740 \uc6a9\ub7c9\uc774\uc9c0\ub9cc \ub354 \ube60\ub974\uac8c \uc77d\uace0 \uc4f0\uae30\uac00 \ud544\uc694\ud55c \ub808\uc9c0\uc2a4\ud130 \ud30c\uc77c(Register File)\uc774\ub098 \uce90\uc2dc \uba54\ubaa8\ub9ac(Cache)\ub85c \ud55c\uc815\ub418\uc5b4 \uc0ac\uc6a9\ub418\uace0 \uc788\ub2e4.<\/p>\n<div class=\"footnote\"><span style=\"color: red;\">* <\/span>\ubb38\ud131\uc811\uc555(Threshold Voltage): \uc804\ub958\uac00 \ud750\ub974\uac8c \ub418\uc5b4 \uc2a4\uc704\uce58\uac00 \ucf1c\uc9c0\ub294 \uc2dc\uc810\uc758 \uac8c\uc774\ud2b8 \uc804\uc555. \uc804\ub958\uac00 \ud750\ub974\uae30 \uc804\uc5d0\ub294 \uc785\/\ucd9c\ub825\ub2e8 \uc800\ud56d\uc774 \ub3d9\ub4f1\ud558\uac8c \ub192\uc9c0\ub9cc, \uc804\ub958\uac00 \ud750\ub974\uba74 \ucd9c\ub825\ub2e8 \uc800\ud56d\uc774 \uae09\uaca9\ud788 \ub0ae\uc544\uc838 \uc804\ub958\uac00 \ub354\uc6b1 \uc27d\uac8c \ud750\ub978\ub2e4.<\/div>\n<h3 class=\"sub-title\">\ub370\uc774\ud130\ub97c \ub2f4\ub294 \uadf8\ub987 \u2018\uce90\ud37c\uc2dc\ud130\u2019\uc758 \ub4f1\uc7a5, \uadf8\ub9ac\uace0 \uc8fc\uba54\ubaa8\ub9ac D\ub7a8(DRAM)\uc758 \ud0c4\uc0dd<\/h3>\n<p>\uc8fc\uba54\ubaa8\ub9ac\ub85c \uc0ac\uc6a9\ud558\uae30 \uc704\ud574 \uba74\uc801\uc744 \uc904\uc774\uace0 \uac1c\ubc1c\ub41c \uc81c\ud488\uc774 D\ub7a8(Dynamic RAM, DRAM)\uc774\ub2e4.<\/p>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/rino-choi-column-4-4.png\" alt=\"SK\ud558\uc774\ub2c9\uc2a4, \ucd5c\ub9ac\ub178, \ubc18\ub3c4\uccb4\uc758\uc774\ud574, \ubc18\ub3c4\uccb4, DRAM\" \/><\/p>\n<p>\uce90\ud37c\uc2dc\ud130(Capacitor)\uc5d0 \uc804\ud558\uac00 \ucc44\uc6cc\uc838 \uc788\ub294\uc9c0 \ube44\uc5b4 \uc788\ub294\uc9c0, \ub450 \uc0c1\ud0dc\ub97c \uc774\uc6a9\ud574 \uc815\ubcf4\ub97c \uc800\uc7a5\ud558\ub294 D\ub7a8\uc740 \uadf8\ub9bc \uc67c\ucabd\ucc98\ub7fc \ud55c \uac1c\uc758 \uce90\ud37c\uc2dc\ud130\uc640 \ud55c \uac1c\uc758 \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub85c \ub2e8\uc704 \uc140\uc744 \uad6c\uc131\ud55c\ub2e4. \uce90\ud37c\uc2dc\ud130\uc5d0 \uc800\uc7a5\ub41c \uc804\ud558\ub294 \ucc28\uce30 \uc0c8\uc5b4\ub098\uac00\uc11c \uc800\uc7a5\ub41c \uc815\ubcf4\uac00 \uc5c6\uc5b4\uc9c0\ub294 \ub2e8\uc810\uc774 \uc788\ub2e4. \uadf8\ub798\uc11c \uc8fc\uae30\uc801\uc73c\ub85c \uc804\ud558\ub97c \ubcf4\ucda9\ud574 \uc815\ubcf4\uac00 \uc5c6\uc5b4\uc9c0\uc9c0 \uc54a\ub3c4\ub85d \ub2e4\uc2dc \uc800\uc7a5\uc744 \ud574\uc8fc\uc5b4\uc57c \ud55c\ub2e4. \uc774\ub7ec\ud55c \ub3d9\uc791\uc744 \ub9ac\ud504\ub808\uc2dc(Refresh)\ub77c\uace0 \ud55c\ub2e4. S\ub7a8\uc774\ub098 D\ub7a8 \ubaa8\ub450 \ud718\ubc1c\uc131 \uba54\ubaa8\ub9ac\ub2e4. \uadf8\ub7ec\ub098 \uc804\uae30\uac00 \ub4e4\uc5b4\uc640 \uc788\ub294 \ub3d9\uc548\uc740 \uacc4\uc18d \uc815\ubcf4\ub97c \uc720\uc9c0\ud558\uace0 \uc788\ub294 S\ub7a8\uacfc\ub294 \ub2e4\ub974\uac8c D\ub7a8\uc740 \uacc4\uc18d \uc8fc\uae30\uc801\uc73c\ub85c \ub9ac\ud504\ub808\uc2dc \ud574\uc8fc\uc9c0 \uc54a\uc73c\uba74 \uc815\ubcf4\uac00 \uc0ac\ub77c\uc9c4\ub2e4. \uadf8\ub798\uc11c \ub2e4\uc774\ub0b4\ubbf9(Dynamic)\uc774\ub77c\ub294 \uc218\uc2dd\uc5b4\uac00 \ubd99\uc5c8\ub2e4.<\/p>\n<p>\uc774 D\ub7a8\uc758 \ud2b9\ud5c8\ub294 \uc18c\uc790 \ubbf8\uc138\ud654 \ubc95\uce59\uc778 \u2018\ub370\ub098\ub4dc(Dennard)\uc758 \ubc95\uce59\u2019\uc744 \ub9cc\ub4e0 IBM\uc758 \ub85c\ubc84\ud2b8 \ub370\ub098\ub4dc(Robert Dennard)\uc5d0 \uc758\ud574\uc11c 1966\ub144 \ucd9c\uc6d0\ub410\ub2e4. D\ub7a8\uc740 S\ub7a8\uc5d0 \ube44\ud574\uc11c \uc815\ubcf4\ub97c \uc4f0\uace0 \uc77d\ub294 \ub370 \uc57d\uac04 \ub290\ub9ac\uc9c0\ub9cc, \ud6e8\uc52c \ub2e8\uc21c\ud55c \uad6c\uc870\uc5ec\uc11c \uac19\uc740 \uba74\uc801\uc5d0 \ub9ce\uc740 \uc140\uc744 \uc9d1\uc5b4\ub123\uc744 \uc218 \uc788\uc5c8\ub2e4. \uc774\ub7ec\ud55c \uc9d1\uc801\ub3c4\uc758 \uc7a5\uc810\uc73c\ub85c \ud604\uc7ac\uae4c\uc9c0\ub3c4 \uac00\uc7a5 \uc911\uc694\ud55c \uba54\ubaa8\ub9ac\ub85c \uc0ac\uc6a9\ub418\uace0 \uc788\ub2e4.<\/p>\n<p>S\ub7a8\uc774 \uc8fc\ub85c \uce90\uc2dc\ub85c \uc0ac\uc6a9\ub418\ub294 \ub370 \ubc18\ud574 D\ub7a8\uc740 \ubcc4\ub3c4\uc758 \uc704\uce58\uc5d0\uc11c CPU\uc640 \ud1b5\uc2e0\ud558\ub294 \uc8fc\uba54\ubaa8\ub9ac \uc5ed\ud560\uc744 \ud55c\ub2e4. \ube60\ub978 \ucef4\ud4e8\ud130\uc5d0 \ub300\ud55c \uc694\uad6c\ub294 CPU\uc758 \uc18d\ub3c4 \uc99d\ub300\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc8fc\uba54\ubaa8\ub9ac \uc6a9\ub7c9\uc758 \uc99d\ub300\ub3c4 \uc694\uad6c\ub41c\ub2e4.<\/p>\n<p>\uba54\ubaa8\ub9ac \uc6a9\ub791 \uc99d\ub300\ub294 \uc628\uc804\ud788 \uc18c\uc790 \ubbf8\uc138\ud654\uc5d0 \uc758\uc874\ud588\ub2e4. \ubc18\ub3c4\uccb4 \uc9d1\uc801 \uacf5\uc815 \uae30\uc220\uc758 \ubc1c\uc804\uc740 \ub180\ub77c\uc6b8 \ub9cc\ud07c \uc5c4\uccad\ub09c \uc18d\ub3c4\ub85c \uba54\ubaa8\ub9ac \uc6a9\ub7c9\uc744 \uc99d\ub300\uc2dc\ucf30\ub2e4. D\ub7a8 \uc5ed\uc2dc \uc140\ub2f9 \uba74\uc801\uc744 \uc9c0\uc18d\ud574\uc11c \uc904\uc774\uba70 \uc6a9\ub7c9\uc744 \ud0a4\uc6cc\uac14\ub2e4. \uadf8\ub7ec\ub098 \uc140 \uba74\uc801\uc758 \uac10\uc18c\ub294 \uce90\ud37c\uc2dc\ud130\uc758 \uc6a9\ub7c9 \uac10\uc18c\ub97c \ub3d9\ubc18\ud55c\ub2e4. \ubb3c\ud1b5\uc774 \uc791\uc544\uc9c0\uba74 \uadf8 \uc548\uc5d0 \ubb3c\uc774 \uc788\ub294\uc9c0 \uc5c6\ub294\uc9c0\ub97c \uc54c\uae30 \ud798\ub4e0 \uac83\uacfc \uac19\uc774 \uce90\ud37c\uc2dc\ud130 \uc6a9\ub7c9\uc740 \uc77c\uc815 \uc218\uc900 \uc774\uc0c1\uc73c\ub85c \ucee4\uc57c \ud55c\ub2e4.<\/p>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/rino-choi-column-4-5.png\" alt=\"SK\ud558\uc774\ub2c9\uc2a4, \ucd5c\ub9ac\ub178, \ubc18\ub3c4\uccb4\uc758\uc774\ud574, \ubc18\ub3c4\uccb4, DRAM\" \/><\/p>\n<p>\uc774\ub7ec\ud55c \ubaa8\uc21c\uc740 \uc810\uc810 \ucee4\uc84c\uace0, 1980\ub144\ub300 4M D\ub7a8\uc744 \uac1c\ubc1c\ud558\uba74\uc11c \uc774\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 3\ucc28\uc6d0 \ud615\ud0dc\ub85c \uce90\ud37c\uc2dc\ud130 \uba74\uc801\uc744 \ub113\ud788\ub294 \uc544\uc774\ub514\uc5b4\uac00 \uc81c\uc2dc\ub41c\ub2e4. \ub545\uc744 \ud30c\uace0 \ub4e4\uc5b4\uac00\ub294 \ud2b8\ub80c\uce58(Trench)\ud615 \uad6c\uc870\uc640 \ud0d1\uc744 \uc313\ub294 \uc2a4\ud0dd(Stack)\ud615 \uad6c\uc870\uac00 \uadf8\uac83\uc774\ub2e4. \ub9ce\uc740 D\ub7a8 \uae30\uc5c5\uc740 \ub450 \uc544\uc774\ub514\uc5b4 \uc911 \ud558\ub098\ub97c \uc120\ud0dd\ud574 \uac1c\ubc1c\ud588\uace0 \uacb0\uad6d \uc2b9\uc790\ub294 \ucd94\ud6c4 \uc2a4\ucf00\uc77c\ub9c1\uacfc \ubd88\ub7c9 \uac80\uc99d\uc5d0 \uc720\ub9ac\ud55c \uc2a4\ud0dd\ud615 \uad6c\uc870\ub85c \ubc1c\uc804\ud588\ub2e4.<\/p>\n<h3 class=\"sub-title\">\ub370\uc774\ud130\ub97c \ubd99\uc7a1\ub294 Floating Gate\uc758 \ubc1c\uacac\uacfc <strong>\ube44\ud718\ubc1c\uc131 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\uc758 \ud0c4\uc0dd<\/strong><\/h3>\n<p>\uac15\ub300\uc6d0 \ubc15\uc0ac\uac00 \uc774\ub8ec \ub610 \ud558\ub098\uc758 \uc5c5\uc801\uc778 Floating Gate(\uc774\ud558 \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8)<span style=\"color: red;\">*<\/span> MOSFET\ub3c4 \uba54\ubaa8\ub9ac\ub85c \uc2dc\uc7a5\uc5d0 \ub098\uc628\ub2e4. 1967\ub144 \uc0ac\uc774\uba3c \uc9c0(Simon M. Sze) \ubc15\uc0ac\uc640 \ud568\uaed8 \ubc1c\uba85\ud55c \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8 MOSFET\uc740 MOSFET \uad6c\uc870\uc5d0 \uae08\uc18d \uc804\uadf9\uce35(Floating Gate)\uc744 \ud55c \uacb9 \ub354 \uc0bd\uc785\ud574 \ub123\uc740 \ud615\ud0dc\ub2e4.<\/p>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/\ucd5c\ub9ac\ub178-\uce7c\ub7fc4\ud3b8_7_\ucd94\uac00.png\" alt=\"SK\ud558\uc774\ub2c9\uc2a4, \ucd5c\ub9ac\ub178, \ubc18\ub3c4\uccb4\uc758\uc774\ud574, \ubc18\ub3c4\uccb4, \ud50c\ub85c\ud305\uac8c\uc774\ud2b8, MOSFET\" \/><\/p>\n<p>\uc704\ucabd \ucee8\ud2b8\ub864 \uac8c\uc774\ud2b8\uc5d0 \ub192\uc740 \uc804\uc555\uc744 \uac00\ud558\uba74 \ucc44\ub110\uc5d0 \ubaa8\uc778 \uc804\ud558 \uce90\ub9ac\uc5b4\uac00 \uc544\ub798\ucabd \uc0b0\ud654\ub9c9\uc744 \ub6ab\uace0 \ub4e4\uc5b4\uc640 \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8\uc5d0 \uc800\uc7a5\ub41c\ub2e4. \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8\uc5d0 \ubaa8\uc778 \uc804\ud558 \uce90\ub9ac\uc5b4\uc758 \uc591\uc5d0 \ub530\ub77c \ud2b8\ub79c\uc9c0\uc2a4\ud130\uac00 \ucf1c\uc9c0\uace0 \uaebc\uc9c0\ub294 \uae30\uc900\uc778 \ubb38\ud131\uc804\uc555\uc774 \ubcc0\ud55c\ub2e4. \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8\uc5d0 \uc800\uc7a5\ub41c \uc804\ud558 \uce90\ub9ac\uc5b4\ub294 \uc804\uae30\ub97c \uaebc\ub3c4 \uc0b0\ud654\ub9c9\uc758 \uc5d0\ub108\uc9c0 \ubca0\ub9ac\uc5b4(Energy Barrier) \ub54c\ubb38\uc5d0 \ucc44\ub110\ub85c \ub3cc\uc544\uac00\uc9c0 \ubabb\ud558\uace0 \uba38\ubb3c\ub7ec \uc788\uc73c\ubbc0\ub85c \uc804\uae30\uac00 \uc5c6\ub294 \uc0c1\ud0dc\ub85c\ub3c4 \uc815\ubcf4\ub97c \uc800\uc7a5\ud558\ub294 \ube44\ud718\ubc1c\uc131(Non-Volatile) \uba54\ubaa8\ub9ac\uac00 \ub418\ub294 \uac83\uc774\ub2e4.<\/p>\n<div class=\"footnote\"><span style=\"color: red;\">* <\/span>\ud50c\ub85c\ud305 \uac8c\uc774\ud2b8(Floating Gate): \uc804\uc6d0\uc774 \uaebc\uc838\ub3c4 \uc804\uc790\uc758 \uac12\uc744 \ubcf4\uad00\ud560 \uc218 \uc788\ub294 \uacf5\uac04\uc73c\ub85c \uc774\ud6c4 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\uc5d0 \uc801\uc6a9\ub41c\ub2e4.<\/div>\n<p>\ud50c\ub85c\ud305 \uac8c\uc774\ud2b8 MOSFET\uc740 EPROM(Erasable Programmable Read-Only Memory)\uc774\ub098 EEPROM(Electrically Erasable Programmable Read-Only Memory) \ub4f1\uacfc \uac19\uc774 \ucef4\ud4e8\ud130\uac00 \uaebc\uc84c\uc744 \ub54c\ub3c4 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\ub294 \ub9e4\uccb4\ub85c \ucc98\uc74c \uc0ac\uc6a9\ub418\uc5c8\ub2e4. 1980\ub144 \uc77c\ubcf8 \ub3c4\uc2dc\ubc14\uc5d0\uc11c \uc774 \uc18c\uc790\ub97c \uc751\uc6a9\ud574 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac(Flash Memory)\ub77c\ub294 \uc81c\ud488\uc744 \ucd9c\uc2dc\ud558\uba70 \ucee4\ub2e4\ub780 \uc2dc\uc7a5\uc744 \ud615\uc131\ud558\uac8c \ub41c\ub2e4. \uc774\ub294 \uac19\uc740 \uc140\uc5d0 \uc5ec\ub7ec \ucc28\ub840 \uc815\ubcf4\ub97c \uc800\uc7a5\ud588\ub2e4\uac00 \uc9c0\uc6e0\ub2e4 \ud560 \uc218 \uc788\ub294 \uc81c\ud488\uc774\uc5c8\ub2e4.<\/p>\n<p>\ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 \uc77d\uace0 \uc4f0\ub294 \ub370 \uc2dc\uac04\uc774 \uc624\ub798 \uac78\ub9ac\ub294 \ub290\ub9b0 \uba54\ubaa8\ub9ac\ub2e4. \uadf8\ub7ec\ub098 \ube44\ud718\ubc1c\uc131\uc774\uba74\uc11c MOSFET\uacfc \ub3d9\uc77c\ud558\uac8c \uc0dd\uaca8 \uc18c\uc790 \ubbf8\uc138\ud654\uc5d0 \uac00\uc7a5 \uc720\ub9ac\ud558\uc5ec, \ub9e4\uc6b0 \uc2f8\uac8c \ud070 \uc6a9\ub7c9\uc744 \ub9cc\ub4e4 \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810\uc774 \uc788\ub2e4. \uc774 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 2000\ub144\ub300 \ud734\ub300\ud3f0, \ub514\uc9c0\ud138\uce74\uba54\ub77c \ub4f1 \ub2e4\uc591\ud55c \ubaa8\ubc14\uc77c \uae30\uae30\uac00 \ub098\uc624\uba74\uc11c \ud3ed\ubc1c\uc801\uc778 \uc218\uc694\uac00 \uc0dd\uae34\ub2e4. \uc694\uc998\uc740 \ucef4\ud4e8\ud130\uc758 \ud558\ub4dc\ub514\uc2a4\ud06c \ub4dc\ub77c\uc774\ube0c \ub300\uc2e0 \uc0ac\uc6a9\ud558\ub294 SSD(Solid State Drive), \uc774\ub3d9\uc2dd USB \ub4dc\ub77c\uc774\ube0c, SD \uce74\ub4dc \ub4f1 \ub2e4\uc591\ud55c \uacf3\uc5d0 \uc0ac\uc6a9\ub418\uace0 \uc788\ub2e4.<\/p>\n<p>\ud558\uc9c0\ub9cc \uc2fc \uac00\uaca9\uc73c\ub85c \uc6a9\ub7c9\uc744 \ud06c\uac8c \ub298\ub9ac\ub294 \uac83\uc774 \uc7a5\uc810\uc778 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 \uac00\uc7a5 \ube60\ub974\uac8c \ubbf8\uc138\ud654\uc758 \ud55c\uacc4\uc5d0 \ub3c4\ub2ec\ud558\uac8c \ub41c\ub2e4. \ud06c\uae30\uac00 \uc791\uc544\uc9c0\uba74\uc11c \uc18c\uc790 \uac04\uc758 \uac04\uc12d\uc774 \uc2ec\ud574\uc9c4 \uac83\uc774\ub2e4. \ub610, \uc9c0\uc18d\ud558\uc5ec \ubbf8\uc138\ud654\ud558\uae30 \uc704\ud574\uc120 \ud3ec\ud1a0 \uacf5\uc815\uc758 EUV(Extreme Ultraviolet)<span style=\"color: red;\">*<\/span> \uac19\uc740 \uae30\uc220\uc774 \uc801\uc6a9\ud574\uc57c \ud558\uace0 \uc774 \uc7a5\ube44\ub294 \ub9e4\uc6b0 \ub192\uc740 \ube44\uc6a9\uc774 \uc694\uad6c\ub41c\ub2e4. \uc774\ub294 \uac00\uaca9\uc744 \uac00\uc7a5 \ud070 \uacbd\uc7c1\ub825\uc73c\ub85c \uc0bc\uace0 \uc788\ub294 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\uc758 \uc120\ud0dd\uc9c0\uc5d0\ub294 \uc5c6\uc5c8\ub2e4.<\/p>\n<p>\uadf8\ub798\uc11c \uc120\ud0dd\ud55c \uac83\uc774 \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub97c 3\ucc28\uc6d0\uc73c\ub85c \uc313\uc544 \uc62c\ub9ac\ub294 \uac83\uc774\uc5c8\ub2e4. 3D \ub0b8\ub4dc \ud50c\ub798\uc2dc(NAND Flash)\ub294 \ud604\uc7ac 200\ub2e8 \uc774\uc0c1 \uc801\uce35\ub418\uba70 \uc6a9\ub7c9\uc774 \ub298\uc5c8\uace0, D\ub7a8\uacfc \ud568\uaed8 \uba54\ubaa8\ub9ac \uc2dc\uc7a5\uc758 \uc591\ub300 \uc0b0\ub9e5 \uc911 \ud558\ub098\ub85c \uc911\uc694\ud55c \ubd80\ubd84\uc744 \ucc28\uc9c0\ud558\ub294 \uc81c\ud488\uc774 \ub418\uc5c8\ub2e4.<\/p>\n<div class=\"footnote\"><span style=\"color: red;\">* <\/span>EUV(Extreme Ultraviolet): \uc9e7\uc740 \ud30c\uc7a5(13.5nm)\uc758 \ube5b(\uadf9\uc790\uc678\uc120)\uc744 \uc774\uc6a9\ud558\ub294 \ub9ac\uc18c\uadf8\ub798\ud53c \uae30\uc220. \uc6e8\uc774\ud37c\uc5d0 \ud68c\ub85c \ud328\ud134\uc744 \uc0c8\uae30\ub294 \uc7a5\ube44\uc5d0 \uc0ac\uc6a9\ub41c\ub2e4.<\/div>\n<p><img decoding=\"async\" style=\"height: auto; max-width: 100%; width: 1600px;\" src=\"https:\/\/skhynix-prd-data.s3.ap-northeast-2.amazonaws.com\/wp-content\/uploads\/2024\/11\/rino-choi-column-4-7.png\" alt=\"SK\ud558\uc774\ub2c9\uc2a4, \ucd5c\ub9ac\ub178, \ubc18\ub3c4\uccb4\uc758\uc774\ud574, \ubc18\ub3c4\uccb4, 3D, NAND\" \/><\/p>\n<p>\ud55c\ud3b8, D\ub7a8\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c \ud604\uc7ac \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac \uc5ed\uc2dc \uc6b0\ub9ac\ub098\ub77c \uae30\uc5c5\uc774 \uc2dc\uc7a5 \uc810\uc720\uc728 \uc808\ubc18 \uc774\uc0c1\uc744 \ucc28\uc9c0\ud558\uace0 \uc788\uc744 \ub9cc\ud07c \uc2dc\uc7a5\uc744 \uc120\ub3c4\ud558\uace0 \uc788\ub2e4. \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8 MOSFET\uc744 \uacc4\uc2b9\ud55c \uae30\uc220, \uc989 \uc9c8\ud654\ubb3c(Nitride)\uce35\uc744 \uc774\uc6a9\ud55c \ucc28\uc9c0 \ud2b8\ub7a9 \ud50c\ub798\uc2dc(Charge Trapped Flash, CTF) \uba54\ubaa8\ub9ac<span style=\"color: red;\">*<\/span> \uae30\uc220\uc744 \ube44\ub86f\ud574 3D \ub0b8\ub4dc \uae30\uc220\ub3c4 \uad6d\ub0b4\uc5d0\uc11c \ucd5c\ucd08\ub85c \uc0c1\uc6a9\ud654\ud558\ub294 \ub4f1 \ud50c\ub798\uc2dc \uba54\ubaa8\ub9ac\ub294 \uc6b0\ub9ac\ub098\ub77c\uc640 \uc778\uc5f0\uc774 \uae4a\uc740 \uc81c\ud488\uc774\ub2e4.<\/p>\n<div class=\"footnote\"><span style=\"color: red;\">* <\/span>\ucc28\uc9c0 \ud2b8\ub7a9 \ud50c\ub798\uc2dc(Charge Trapped Flash, CTF) \uba54\ubaa8\ub9ac: \uc804\ud558\ub97c \ub3c4\uccb4\uc5d0 \uc800\uc7a5\ud558\ub294 \ud50c\ub85c\ud305 \uac8c\uc774\ud2b8\uc640 \ub2ec\ub9ac \uc804\ud558\ub97c \ubd80\ub3c4\uccb4\uc5d0 \uc800\uc7a5\ud574 \uc140 \uac04 \uac04\uc12d \ubb38\uc81c\ub97c \ud574\uacb0\ud55c \uae30\uc220\ub85c, \ub2e8\uc704\ub2f9 \uc140 \uba74\uc801\uc744 \uc904\uc774\uba74\uc11c\ub3c4 \uc77d\uae30, \uc4f0\uae30 \uc131\ub2a5\uc744 \ub192\uc77c \uc218 \uc788\ub294 \uac83\uc774 \ud2b9\uc9d5<\/div>\n<p>\uc9c0\uae08\uae4c\uc9c0 \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\uc758 \uc2dc\uc791\ubd80\ud130 \ud604\uc7ac\uae4c\uc9c0 \ubc1c\uc804 \uacfc\uc815\uc744 \uc0b4\ud3b4\ubd24\ub2e4. \ub2e4\uc74c \uc5f0\uc7ac\uc5d0\uc11c\ub294 \uc0c8\ub85c\uc6b4 \uba54\ubaa8\ub9ac\uc758 \ub4f1\uc7a5 \uac00\ub2a5\uc131\uc744 \uc9da\uc5b4\ubcf4\ub3c4\ub85d \ud558\uaca0\ub2e4.<\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #999999;\">\u203b \ubcf8 \uce7c\ub7fc\uc740 \ubc18\ub3c4\uccb4\uc5d0 \uad00\ud55c \uc778\uc0ac\uc774\ud2b8\ub97c \uc81c\uacf5\ud558\ub294 \uc678\ubd80 \uc804\ubb38\uac00 \uce7c\ub7fc\uc73c\ub85c, SK\ud558\uc774\ub2c9\uc2a4\uc758 \uacf5\uc2dd \uc785\uc7a5\uacfc\ub294 \ub2e4\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc9c0\ub09c \ud3b8 \ub85c\uc9c1 \ud68c\ub85c\ub97c \uc0b4\ud3b4\ubcf8 \uac83\uc5d0 \uc774\uc5b4 \uc774\ubc88 \uc5f0\uc7ac\uc5d0\uc11c\ub294 \uba54\ubaa8\ub9ac \ubc18\ub3c4\uccb4\uc758 \ubc1c\uc804\uc0ac\ub97c \ub4e4\uc5ec\ub2e4\ubcf4\ub3c4\ub85d \ud558\uaca0\ub2e4. @ \ud0dc\uadf81<\/p>\n","protected":false},"author":5,"featured_media":10843,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[86],"tags":[387,598,154,544],"class_list":["post-10846","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-cmos","tag-mosfet","tag-154","tag-544","series-choirino-column"],"acf":[],"_links":{"self":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts\/10846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/comments?post=10846"}],"version-history":[{"count":7,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts\/10846\/revisions"}],"predecessor-version":[{"id":44567,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/posts\/10846\/revisions\/44567"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/media\/10843"}],"wp:attachment":[{"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/media?parent=10846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/categories?post=10846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.skhynix.co.kr\/wp-json\/wp\/v2\/tags?post=10846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}