{"id":1185,"date":"2026-01-28T10:53:58","date_gmt":"2026-01-28T01:53:58","guid":{"rendered":"https:\/\/rtlearner.com\/?p=1185"},"modified":"2026-01-28T10:53:59","modified_gmt":"2026-01-28T01:53:59","slug":"rtl-multi-vt-doping","status":"publish","type":"post","link":"https:\/\/rtlearner.com\/en\/rtl-multi-vt-doping\/","title":{"rendered":"[RTL] Multi-Vt\uc640 doping: \uac19\uc740 gate\uc778\ub370 \uc18d\ub3c4\uac00 \ub2e4\ub978 \uc774\uc720"},"content":{"rendered":"\n<p>RTL \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ud569\uc131(Synthesis) \uacb0\uacfc\ub97c \ubd84\uc11d\ud558\ub2e4 \ubcf4\uba74, \ub611\uac19\uc740 AND2 \uac8c\uc774\ud2b8\uc778\ub370 \uc774\ub984\uc774 \ubbf8\ubb18\ud558\uac8c \ub2e4\ub978 \uac83\uc744 \ubc1c\uacac\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>AND2_X1_HVT<\/li>\n\n\n\n<li>AND2_X1_RVT (or SVT)<\/li>\n\n\n\n<li>AND2_X1_LVT<\/li>\n<\/ul>\n\n\n\n<p>\uae30\ub2a5(Function)\uc740 \ub611\uac19\uc740\ub370 \uc65c \uc774\ub807\uac8c \uc885\ub958\ub97c \ub098\ub220\ub1a8\uc744\uae4c\uc694? \ub2e8\uc21c\ud788 &#8220;\ube60\ub978 \ub188, \ub290\ub9b0 \ub188&#8221;\uc73c\ub85c\ub9cc \uc54c\uace0 \uc788\uc5c8\ub2e4\uba74, \uc774\uc81c\ub294 <strong>&#8220;\uacf5\uc815(Process)\uc5d0<\/strong>\uc11c<strong> \uc774\ub4e4\uc744 \uc5b4\ub5bb\uac8c \ub9cc\ub4dc\ub294\uc9c0&#8221;<\/strong> \uc54c\uc544\uc57c \ud560 \ub54c\uc785\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c <strong>Power-Performance \ucd5c\uc801\ud654<\/strong>\uc758 \uc2dc\uc791\uc810\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\ubc88 \uae00\uc5d0\uc11c\ub294 <strong>Multi-Vt(\ub2e4\uc911 \ubb38\ud131 \uc804\uc555)<\/strong> \uae30\uc220\uc774 \uacf5\uc815\uc801\uc73c\ub85c \uc5b4\ub5bb\uac8c \uad6c\ud604\ub418\ub294\uc9c0(Doping), \uadf8\ub9ac\uace0 \uc774\uac83\uc774 \uc65c RTL \uc5d4\uc9c0\ub2c8\uc5b4\uc758 \uace8\uce6b\uac70\ub9ac\uc778 Leakage Power(\ub204\uc124 \uc804\ub825)\uc640 \uc5f0\uacb0\ub418\ub294\uc9c0 \uc54c\uc544\ubd05\uc2dc\ub2e4.<\/p>\n\n\n<style>.kb-table-of-content-nav.kb-table-of-content-id1185_8f7499-ea .kb-table-of-content-wrap{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}.kb-table-of-content-nav.kb-table-of-content-id1185_8f7499-ea .kb-table-of-contents-title-wrap{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id1185_8f7499-ea .kb-table-of-contents-title{font-weight:regular;font-style:normal;}.kb-table-of-content-nav.kb-table-of-content-id1185_8f7499-ea .kb-table-of-content-wrap .kb-table-of-content-list{font-weight:regular;font-style:normal;margin-top:var(--global-kb-spacing-sm, 1.5rem);margin-right:0px;margin-bottom:0px;margin-left:0px;}@media all and (max-width: 767px){.kb-table-of-content-nav.kb-table-of-content-id1185_8f7499-ea .kb-table-of-contents-title{font-size:var(--global-kb-font-size-md, 1.25rem);}.kb-table-of-content-nav.kb-table-of-content-id1185_8f7499-ea .kb-table-of-content-wrap .kb-table-of-content-list{font-size:var(--global-kb-font-size-sm, 0.9rem);}}<\/style>\n\n<style>.kadence-column1185_208570-61 > .kt-inside-inner-col{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}.kadence-column1185_208570-61 > .kt-inside-inner-col,.kadence-column1185_208570-61 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1185_208570-61 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1185_208570-61 > .kt-inside-inner-col{flex-direction:column;}.kadence-column1185_208570-61 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column1185_208570-61 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1185_208570-61{position:relative;}@media all and (max-width: 1024px){.kadence-column1185_208570-61 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column1185_208570-61 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1185_208570-61\"><div class=\"kt-inside-inner-col\">\n<p><strong>\uad00\ub828 \uae00<\/strong><\/p>\n\n\n\n<p>\u2705<a href=\"https:\/\/rtlearner.com\/rtl-engineer-with-process-variation\/\">[RTL] \uacf5\uc815 \uc0b0\ud3ec(Process Variation)\uc640 Setup\/Hold Time\uc758 \uc0c1\uad00\uad00\uacc4<\/a><\/p>\n\n\n\n<p>\u2705<a href=\"https:\/\/rtlearner.com\/rtl-post-sim\/\">[RTL] RTL \uc2dc\ubbac\ub808\uc774\uc158\uc740 \uc644\ubcbd\ud558\uc9c0 \uc54a\ub2e4: Post-Sim(GLS)\uc744 \ud558\ub294 \uc774\uc720<\/a><\/p>\n\n\n\n<p>\u2705<a href=\"https:\/\/rtlearner.com\/rtl-sdf-file\/\">[RTL] SDF \ud30c\uc77c \uc644\ubcbd \ud574\ubd80<\/a><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">1. Multi-Vt\ub780 \ubb34\uc5c7\uc778\uac00?<\/h2>\n\n\n\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\uac00 \uc2a4\uc704\uce58 \uc5ed\ud560\uc744 \ud558\uae30 \uc704\ud574 \ucf1c\uc9c0\ub294 \uc2dc\uc810\uc758 \uc804\uc555\uc744 Threshold Voltage(V<sub>th<\/sub>)\ub77c\uace0 \ud569\ub2c8\ub2e4. \ucd5c\uc2e0 \uacf5\uc815 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub294 \ud558\ub098\uc758 \uacf5\uc815 \ub178\ub4dc(\uc608: 5nm) \uc548\uc5d0\uc11c\ub3c4 V<sub>th<\/sub>\uac00 \ub2e4\ub978 \uc5ec\ub7ec \ubc84\uc804\uc758 \ud45c\uc900 \uc140(Standard Cell)\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>HVT (High V<sub>th<\/sub>):<\/strong> \ubb38\ud131\uc774 \ub192\uc74c. \ucf1c\uc9c0\uae30 \ud798\ub4e6 (\ub290\ub9bc). \ub300\uc2e0 \uaebc\uc838 \uc788\uc744 \ub54c \uc804\uae30\uac00 \ub35c \uc0d8 (Low Leakage).<\/li>\n\n\n\n<li><strong>RVT (Regular\/Standard V<sub>th<\/sub>):<\/strong> \ud45c\uc900.<\/li>\n\n\n\n<li><strong>LVT (Low V<sub>th<\/sub>):<\/strong> \ubb38\ud131\uc774 \ub0ae\uc74c. \uc27d\uac8c \ucf1c\uc9d0 (\ube60\ub984). \ub300\uc2e0 \uaebc\uc838 \uc788\uc5b4\ub3c4 \uc804\uae30\uac00 \uc0d8 (High Leakage).<\/li>\n<\/ul>\n\n\n\n<p>RTL engineer\ub294 \uc774 cell\ub4e4\uc744 \uc801\uc7ac\uc801\uc18c\uc5d0 \uc11e\uc5b4 \uc501\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. \uacf5\uc815 \uc5d4\uc9c0\ub2c8\uc5b4\uc758 \uc5ed\ud560: \ub3c4\ud551(Doping) \ub18d\ub3c4 \uc870\uc808<\/h2>\n\n\n\n<p>\uadf8\ub807\ub2e4\uba74 \uacf5\uc815 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc5b4\ub5bb\uac8c \ub611\uac19\uc740 \ubaa8\uc591\uc758 \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub97c \uac00\uc9c0\uace0 V<sub>th<\/sub>\ub9cc \ubc14\uafc0\uae4c\uc694? \uac8c\uc774\ud2b8\uc758 \ub450\uaed8\ub97c \ub2e4\ub974\uac8c \ud560\uae4c\uc694?<\/p>\n\n\n\n<p>\uac00\uc7a5 \uae30\ubcf8\uc801\uc774\uace0 \uc800\ub834\ud55c \ubc29\ubc95\uc740 \ubc14\ub85c <strong>\ucc44\ub110(Channel) \uc601\uc5ed\uc758 \ubd88\uc21c\ubb3c \ub18d\ub3c4(Doping Concentration)\ub97c \uc870\uc808<\/strong>\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc6d0\ub9ac: \ucc44\ub110 \ub3c4\ud551 (Channel Doping)<\/h3>\n\n\n\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\uac00 \ucf1c\uc9c0\ub824\uba74 \uac8c\uc774\ud2b8 \uc544\ub798 \ucc44\ub110 \uc601\uc5ed\uc5d0 \uc804\uc790(NMOS \uae30\uc900)\ub4e4\uc774 \ubaa8\uc5ec\uc11c \uae38\uc744 \ub9cc\ub4e4\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n<style>.kb-image1185_7f618a-88.kb-image-is-ratio-size, .kb-image1185_7f618a-88 .kb-image-is-ratio-size{max-width:490px;width:100%;}.wp-block-kadence-column > .kt-inside-inner-col > .kb-image1185_7f618a-88.kb-image-is-ratio-size, .wp-block-kadence-column > .kt-inside-inner-col > .kb-image1185_7f618a-88 .kb-image-is-ratio-size{align-self:unset;}.kb-image1185_7f618a-88 figure{max-width:490px;}.kb-image1185_7f618a-88 .image-is-svg, .kb-image1185_7f618a-88 .image-is-svg img{width:100%;}.kb-image1185_7f618a-88 .kb-image-has-overlay:after{opacity:0.3;}@media all and (max-width: 767px){.kb-image1185_7f618a-88.kb-image-is-ratio-size, .kb-image1185_7f618a-88 .kb-image-is-ratio-size{max-width:280px;width:100%;}.kb-image1185_7f618a-88 figure{max-width:280px;}}<\/style>\n<div class=\"wp-block-kadence-image kb-image1185_7f618a-88\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Threshold_voltage\" class=\"kb-advanced-image-link\" target=\"_blank\" rel=\"noopener\"><img data-dominant-color=\"a6a7a5\" data-has-transparency=\"false\" style=\"--dominant-color: #a6a7a5;\" loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"227\" src=\"https:\/\/rtlearner.com\/wp-content\/uploads\/2025\/12\/image-10-1.jpg\" alt=\"Doing\uacfc Vth \uad00\uacc4\" class=\"kb-img wp-image-1186 not-transparent\" srcset=\"https:\/\/rtlearner.com\/wp-content\/uploads\/2025\/12\/image-10-1.jpg 500w, https:\/\/rtlearner.com\/wp-content\/uploads\/2025\/12\/image-10-1-300x136.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption>Doing\uacfc V<sub>th<\/sub> \uad00\uacc4<\/figcaption><\/figure><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>HVT\ub97c \ub9cc\ub4dc\ub294 \ubc95:<\/strong>\n<ul class=\"wp-block-list\">\n<li>\ucc44\ub110 \uc601\uc5ed\uc5d0 P-type Dopant(Boron \ub4f1)\ub97c \ub354 \ub9ce\uc774 \uc8fc\uc785(Heavy Doping)\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc804\uc790\uac00 \uc9c0\ub098\uac00\ub824 \ud560 \ub54c \ubc29\ud574\uafbc\uc774 \ub9ce\uc73c\ub2c8, \uac8c\uc774\ud2b8\uc5d0 \ub354 \uac15\ud55c \uc804\uc555\uc744 \uac78\uc5b4\uc918\uc57c \uaca8\uc6b0 \uae38\uc774 \uc5f4\ub9bd\ub2c8\ub2e4. -> <strong>V<sub>th<\/sub> \uc0c1\uc2b9<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>LVT\ub97c \ub9cc\ub4dc\ub294 \ubc95:<\/strong>\n<ul class=\"wp-block-list\">\n<li>\ucc44\ub110 \uc601\uc5ed\uc758 \ub3c4\ud551 \ub18d\ub3c4\ub97c <strong>\ub0ae\uac8c(Light Doping)<\/strong> \uac00\uc838\uac11\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ubc29\ud574\uafbc\uc774 \uc801\uc73c\ub2c8 \uc801\uc740 \uc804\uc555\ub9cc \uac78\uc5b4\ub3c4 \uae08\ubc29 \uae38\uc774 \uc5f4\ub9bd\ub2c8\ub2e4. -> <strong>V<sub>th<\/sub> \ud558\uac15<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\ud83d\udca1 \uacf5\uc815 TMI:<\/p>\n\n\n\n<p>\uc774\ub97c \uc704\ud574 \uacf5\uc815 \uc911 &#8216;Ion Implantation(\uc774\uc628 \uc8fc\uc785)&#8217; \ub2e8\uacc4\uc5d0\uc11c \ub9c8\uc2a4\ud06c\ub97c \uc5ec\ub7ec \uc7a5 \uc0ac\uc6a9\ud558\uc5ec, HVT \uc601\uc5ed\uc5d0\ub294 \uc774\uc628\uc744 \ub354 \uc3d8\uace0, LVT \uc601\uc5ed\uc5d0\ub294 \ub35c \uc3d8\ub294 \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">3. RTL \uc5d4\uc9c0\ub2c8\uc5b4\uc758 \ub51c\ub808\ub9c8: Speed vs Leakage<\/h2>\n\n\n\n<p>&#8220;\uadf8\ub7fc \uadf8\ub0e5 \ubb34\uc870\uac74 \ube60\ub978 LVT\ub9cc \uc4f0\uba74 \ub418\ub294 \uac70 \uc544\ub0d0?&#8221;\ub77c\uace0 \uc0dd\uac01\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc5ec\uae30\uc11c <strong>\ubb3c\ub9ac \ubc95\uce59<\/strong>\uc774 \uac1c\uc785\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1) \uc18d\ub3c4 (Performance) \u221d (V<sub>dd<\/sub> &#8211; V<sub>th<\/sub>)<\/h3>\n\n\n\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub97c \uc218\ub3c4\uaf2d\uc9c0\uc5d0 \ube44\uc720\ud574 \ubd05\uc2dc\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>LVT (\ub0ae\uc740 \ud131):<\/strong> \uc218\ub3c4\uaf2d\uc9c0\uac00 \ud5d0\uac70\uc6cc\uc11c \uc0b4\uc9dd\ub9cc \ub3cc\ub824\ub3c4 \ubb3c(\uc804\ub958, I)\uc774 \ucf78\ucf78 \uc3df\uc544\uc9d1\ub2c8\ub2e4. -> <strong>\ub3d9\uc791 \uc18d\ub3c4\uac00 \ube60\ub984.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2) \ub204\uc124 \uc804\ub958 (Leakage) \u221d 10<sup>-V<sub>th<\/sub><\/sup><\/h3>\n\n\n\n<p>\ubb38\uc81c\ub294 \uc218\ub3c4\uaf2d\uc9c0\ub97c \uc7a0\uac14\uc744 \ub54c(Off \uc0c1\ud0dc)\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>LVT (\ud5d0\uac70\uc6b4 \uc218\ub3c4\uaf2d\uc9c0):<\/strong> \uc7a0\uac00\ub3c4 \ubb3c\ubc29\uc6b8\uc774 \ub69d\ub69d \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4. \uc774\ub97c <strong>Sub-threshold Leakage<\/strong>\ub77c\uace0 \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>HVT (\ubed1\ubed1\ud55c \uc218\ub3c4\uaf2d\uc9c0):<\/strong> \uaf49 \uc7a0\uaca8\uc11c \ubb3c\uc774 \uac70\uc758 \uc548 \uc0d9\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ucda9\uaca9\uc801\uc778 \uc0ac\uc2e4\uc740, V<sub>th<\/sub>\uac00 \uc870\uae08\ub9cc \ub0ae\uc544\uc838\ub3c4 \ub204\uc124 \uc804\ub958\ub294 Exponential\ub85c \ud3ed\uc99d\ud55c\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>LVT\ub294 HVT\ubcf4\ub2e4 \uc18d\ub3c4\ub294 20~30% \ube60\ub974\uc9c0\ub9cc, \ub204\uc124 \uc804\ub958\ub294 10\ubc30~100\ubc30 \ub354 \ub9ce\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uce69 \uc804\uccb4\ub97c LVT\ub85c \ub3c4\ubc30\ud558\uba74, \uc544\ubb34\uac83\ub3c4 \uc548 \ud558\uace0 \uac00\ub9cc\ud788 \uc788\uc5b4\ub3c4 \ubc30\ud130\ub9ac\uac00 \ub179\uc544\ub0b4\ub824 \ubc1c\uc5f4\ub85c \uce69\uc774 \uc8fd\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. \uc2e4\uc804 \uac00\uc774\ub4dc: \ud569\uc131 \ud234\uc740 \uc5b4\ub5bb\uac8c \ud589\ub3d9\ud558\ub294\uac00?<\/h2>\n\n\n\n<p>RTL \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \uc791\uc131\ud55c Verilog \ucf54\ub4dc\ub97c \ud569\uc131 \ud234(Design Compiler \ub4f1)\uc774 \ubcc0\ud658\ud560 \ub54c, \uc774 Multi-Vt \uc138\ud3ec\ub4e4\uc744 \uc804\ub7b5\uc801\uc73c\ub85c \ubc30\uce58\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\ucd08\uae30 \uc0c1\ud0dc:<\/strong> \uc77c\ub2e8 \uc804\ub825\uc744 \uc544\ub07c\uae30 \uc704\ud574 \ub300\ubd80\ubd84 <strong>HVT<\/strong>\ub85c \ub9e4\ud551\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>Timing Analysis:<\/strong> \ud0c0\uc774\ubc0d\uc744 \ubd84\uc11d\ud574 \ubcf4\ub2c8, \ud2b9\uc815 \uacbd\ub85c(Critical Path)\uac00 \ub108\ubb34 \ub290\ub824\uc11c \ud074\ub7ed \uc8fc\uae30\ub97c \ubabb \ub9de\ucda5\ub2c8\ub2e4 (Setup Violation).<\/li>\n\n\n\n<li><strong>\ucd5c\uc801\ud654 (Optimization):<\/strong> \ud0c0\uc774\ubc0d\uc774 \uae09\ud55c \uadf8 \uacbd\ub85c\uc758 \uc140\ub4e4\ub9cc \ucf55 \uc9d1\uc5b4\uc11c <strong>LVT<\/strong>\ub85c \uad50\uccb4\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uacb0\uacfc:<\/strong> \uce69\uc758 90%\ub294 HVT\/RVT\ub85c \uad6c\uc131\ub418\uc5b4 \uc804\ub825\uc744 \uc544\ub07c\uace0, \uc815\ub9d0 \uae09\ud55c 10%\ub9cc LVT\ub97c \uc368\uc11c \uc131\ub2a5\uc744 \ub9de\ucda5\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">RTL \uc5d4\uc9c0\ub2c8\uc5b4\uc758 \uc5ed\ud560<\/h3>\n\n\n\n<p>\uc5ec\ub7ec\ubd84\uc774 <code>if-else<\/code>\ub97c \uae4a\uac8c \uc313\uac70\ub098 \ubcf5\uc7a1\ud55c \uc5f0\uc0b0\uc744 \ud55c \ud074\ub7ed\uc5d0 \ubab0\uc544\ub123\uc73c\uba74(Logic Depth\uac00 \uae4a\uc73c\uba74), \ud569\uc131 \ud234\uc740 \ud0c0\uc774\ubc0d\uc744 \ub9de\ucd94\uae30 \uc704\ud574 <strong>LVT\ub97c \ub300\ub7c9 \ud22c\uc785<\/strong>\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uacb0\uacfc:<\/strong> Leakage \ud3ed\ubc1c<\/li>\n\n\n\n<li><strong>\ud574\uacb0:<\/strong> RTL \uad6c\uc870\ub97c \uac1c\uc120(Pipelining)\ud558\uc5ec Logic Depth\ub97c \uc904\uc774\uba74, \ud234\uc774 \ub2e4\uc2dc HVT\ub97c \uc0ac\uc6a9\ud560 \uc5ec\uc720\uac00 \uc0dd\uaca8 <strong>\uc800\uc804\ub825 \uce69<\/strong>\uc774 \ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">5. \uc694\uc57d \ubc0f \uacb0\ub860<\/h2>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Multi-Vt<\/strong>\ub294 \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 <strong>\ucc44\ub110 \ub3c4\ud551 \ub18d\ub3c4<\/strong>\ub97c \uc870\uc808\ud558\uc5ec \ub9cc\ub4ed\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>LVT<\/strong>\ub294 \ube60\ub974\uc9c0\ub9cc, \uaebc\uc838 \uc788\uc744 \ub54c \uc804\uae30\uac00 \uc904\uc904 \uc0c8\ub294(Leakage) \uc218\ub3c4\uaf2d\uc9c0\uc640 \uac19\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>HVT<\/strong>\ub294 \ub290\ub9ac\uc9c0\ub9cc, \uc804\uae30\ub97c \uaf49 \uc7a1\uc544\uc8fc\ub294 \ud6cc\ub96d\ud55c \uc808\uc804\ud615 \uc18c\uc790\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc88b\uc740 RTL \uc124\uacc4(\uc801\uc808\ud55c Pipelining)\ub294 \ud569\uc131 \ud234\uc774 HVT\ub97c \ub9ce\uc774 \uc4f8 \uc218 \uc788\uac8c \ub3c4\uc640\uc8fc\uc5b4, \uacb0\uad6d <strong>Cool Chip<\/strong>\uc744 \ub9cc\ub4ed\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<p>\uc774\uc81c \ud569\uc131 \ub9ac\ud3ec\ud2b8\uc5d0\uc11c LVT\uac00 \ub3c4\ubc30\ub418\uc5b4 \uc788\ub2e4\uba74 \ub2e8\uc21c\ud788 &#8220;\ube60\ub974\uaca0\ub124&#8221;\uac00 \uc544\ub2c8\ub77c, &#8220;\ub3c4\ud551 \ub18d\ub3c4\uac00 \ub0ae\uc544\uc11c \uc804\ub958\uac00 \uc0c8\uace0 \uc788\uaca0\uad6c\ub098. \ub0b4 \ucf54\ub4dc\uac00 \ud0c0\uc774\ubc0d \ub9de\ucd94\uae30 \ube61\ube61\ud55c\uac00 \ubcf4\ub2e4&#8221;\ub77c\uace0 \uacf5\uc815 \ub808\ubca8\uae4c\uc9c0 \uaff0\ub6ab\uc5b4 \ubcf4\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub418\uc2dc\uae38 \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n\n\n<style>.kadence-column1185_a4209a-3c > .kt-inside-inner-col{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}.kadence-column1185_a4209a-3c > .kt-inside-inner-col,.kadence-column1185_a4209a-3c > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1185_a4209a-3c > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1185_a4209a-3c > .kt-inside-inner-col{flex-direction:column;}.kadence-column1185_a4209a-3c > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column1185_a4209a-3c > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1185_a4209a-3c{position:relative;}@media all and (max-width: 1024px){.kadence-column1185_a4209a-3c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column1185_a4209a-3c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1185_a4209a-3c\"><div class=\"kt-inside-inner-col\">\n<p><strong>\uad00\ub828 \uae00<\/strong><\/p>\n\n\n\n<p>\u2705<a href=\"https:\/\/rtlearner.com\/rtl-engineer-with-process-variation\/\">[RTL] \uacf5\uc815 \uc0b0\ud3ec(Process Variation)\uc640 Setup\/Hold Time\uc758 \uc0c1\uad00\uad00\uacc4<\/a><\/p>\n\n\n\n<p>\u2705<a href=\"https:\/\/rtlearner.com\/rtl-post-sim\/\">[RTL] RTL \uc2dc\ubbac\ub808\uc774\uc158\uc740 \uc644\ubcbd\ud558\uc9c0 \uc54a\ub2e4: Post-Sim(GLS)\uc744 \ud558\ub294 \uc774\uc720<\/a><\/p>\n\n\n\n<p>\u2705<a href=\"https:\/\/rtlearner.com\/rtl-sdf-file\/\">[RTL] SDF \ud30c\uc77c \uc644\ubcbd \ud574\ubd80<\/a><\/p>\n<\/div><\/div>\n\n\n\n<p>\ucc38\uace0: <a href=\"https:\/\/en.wikipedia.org\/wiki\/Threshold_voltage\" target=\"_blank\" rel=\"noopener\">wikipedia<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>When an RTL engineer analyzes the synthesis results, he or she may find that the same AND2 gate has a subtly different name.<\/p>","protected":false},"author":1,"featured_media":1186,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[2],"tags":[28,107],"class_list":["post-1185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rtl-engineer","tag-semiconductor","tag-rtl"],"_links":{"self":[{"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/posts\/1185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/comments?post=1185"}],"version-history":[{"count":1,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/posts\/1185\/revisions"}],"predecessor-version":[{"id":1187,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/posts\/1185\/revisions\/1187"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/media\/1186"}],"wp:attachment":[{"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/media?parent=1185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/categories?post=1185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rtlearner.com\/en\/wp-json\/wp\/v2\/tags?post=1185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}<!-- 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