{"id":15757,"date":"2024-10-28T14:29:56","date_gmt":"2024-10-28T07:29:56","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=15757"},"modified":"2024-10-28T14:30:41","modified_gmt":"2024-10-28T07:30:41","slug":"sram-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/sram-la-gi\/","title":{"rendered":"SRAM l\u00e0 g\u00ec? 7 Th\u00f4ng tin c\u1ea7n t\u00ecm hi\u1ec3u v\u1ec1 b\u1ed9 nh\u1edb t\u0129nh"},"content":{"rendered":"<p>SRAM l\u00e0 m\u1ed9t lo\u1ea1i b\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean quan tr\u1ecdng trong nhi\u1ec1u h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed hi\u1ec7n \u0111\u1ea1i. V\u1edbi kh\u1ea3 n\u0103ng truy c\u1eadp nhanh ch\u00f3ng v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh cao, SRAM \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong vi\u1ec7c c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb. B\u00e0i vi\u1ebft n\u00e0y InterData s\u1ebd gi\u1edbi thi\u1ec7u <a href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/\"><strong>SRAM l\u00e0 g\u00ec<\/strong><\/a>, c\u00e1c lo\u1ea1i SRAM hi\u1ec7n nay c\u0169ng nh\u01b0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SDRAM \u0111\u1ec3 b\u1ea1n c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan h\u01a1n.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#SRAM-la-gi\" >SRAM l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Mot-so-loai-SRAM-hien-nay\" >M\u1ed9t s\u1ed1 lo\u1ea1i SRAM hi\u1ec7n nay<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#SRAM-khong-dong-bo\" >SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#SRAM-dong-bo\" >SRAM \u0111\u1ed3ng b\u1ed9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Nhung-uu-diem-%E2%80%93-nhuoc-diem-cua-SRAM-mang-lai\" >Nh\u1eefng \u01b0u \u0111i\u1ec3m \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SRAM mang l\u1ea1i<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Uu-diem\" >\u01afu \u0111i\u1ec3m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Nhuoc-diem\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#So-sanh-SRAM-va-DRAM\" >So s\u00e1nh SRAM v\u00e0 DRAM<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#SRAM-hoat-dong-theo-nguyen-ly-nao\" >SRAM ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean l\u00fd n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Mot-so-chuc-nang-va-cau-tao-cua-SRAM\" >M\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng v\u00e0 c\u1ea5u t\u1ea1o c\u1ee7a SRAM<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Chuc-nang-cua-SRAM-la-gi\" >Ch\u1ee9c n\u0103ng c\u1ee7a SRAM l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Cau-truc-va-thanh-phan-cua-SRAM\" >C\u1ea5u tr\u00fac v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a SRAM<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/sram-la-gi\/#Ung-dung-cua-SRAM\" >\u1ee8ng d\u1ee5ng c\u1ee7a SRAM<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"SRAM-la-gi\"><\/span>SRAM l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SRAM, vi\u1ebft t\u1eaft c\u1ee7a Static Random Access Memory (B\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean t\u0129nh), l\u00e0 m\u1ed9t lo\u1ea1i b\u1ed9 nh\u1edb l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng t\u0129nh. Kh\u00f4ng gi\u1ed1ng nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/dram-la-gi\/\">DRAM<\/a> (Dynamic <a href=\"https:\/\/interdata.vn\/blog\/ram-server\/\">RAM<\/a>), SRAM kh\u00f4ng c\u1ea7n ph\u1ea3i l\u00e0m m\u1edbi th\u01b0\u1eddng xuy\u00ean, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ea3m b\u1ea3o t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t nhanh ch\u00f3ng.<\/p>\n<p>SRAM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nh\u01b0 b\u1ed9 nh\u1edb cache trong vi x\u1eed l\u00fd, c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef t\u1ed1c \u0111\u1ed9 cao v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng nh\u00fang.<\/p>\n<figure id=\"attachment_15758\" aria-describedby=\"caption-attachment-15758\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/SRAM-la-gi.png\" alt=\"SRAM l\u00e0 g\u00ec?\" width=\"600\" height=\"308\" class=\"size-full wp-image-15758\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/SRAM-la-gi.png 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/SRAM-la-gi-300x154.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-15758\" class=\"wp-caption-text\">SRAM l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Mot-so-loai-SRAM-hien-nay\"><\/span>M\u1ed9t s\u1ed1 lo\u1ea1i SRAM hi\u1ec7n nay<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SRAM c\u00f3 hai lo\u1ea1i ch\u00ednh l\u00e0 SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9 v\u00e0 SRAM \u0111\u1ed3ng b\u1ed9, m\u1ed7i lo\u1ea1i c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng ri\u00eang bi\u1ec7t.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SRAM-khong-dong-bo\"><\/span>SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9 (Asynchronous SRAM) l\u00e0 lo\u1ea1i SRAM ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n s\u1ef1 \u0111\u1ed3ng b\u1ed9 v\u1edbi t\u00edn hi\u1ec7u xung nh\u1ecbp c\u1ee7a h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u c\u00f3 th\u1ec3 di\u1ec5n ra \u0111\u1ed9c l\u1eadp v\u1edbi t\u00edn hi\u1ec7u xung nh\u1ecbp, gi\u00fap t\u0103ng t\u00ednh linh ho\u1ea1t trong c\u00e1c thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng.<\/p>\n<figure id=\"attachment_15759\" aria-describedby=\"caption-attachment-15759\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-khong-dong-bo.jpeg\" alt=\"Lo\u1ea1i SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9 \" width=\"800\" height=\"500\" class=\"size-full wp-image-15759\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-khong-dong-bo.jpeg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-khong-dong-bo-300x188.jpeg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-khong-dong-bo-768x480.jpeg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-khong-dong-bo-750x469.jpeg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-15759\" class=\"wp-caption-text\">Lo\u1ea1i SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9<\/figcaption><\/figure>\n<p>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9:<\/p>\n<ul>\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u1edbi xung nh\u1ecbp<\/strong>: Vi\u1ec7c truy c\u1eadp d\u1eef li\u1ec7u t\u1eeb SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9 kh\u00f4ng b\u1ecb r\u00e0ng bu\u1ed9c b\u1edfi t\u00edn hi\u1ec7u xung nh\u1ecbp, cho ph\u00e9p c\u00e1c ho\u1ea1t \u0111\u1ed9ng truy xu\u1ea5t di\u1ec5n ra ngay khi c\u00f3 y\u00eau c\u1ea7u.<br \/>\n<strong><\/strong><\/li>\n<li><strong>\u0110\u1ed9 tr\u1ec5 th\u1ea5p<\/strong>: V\u00ec kh\u00f4ng c\u1ea7n ph\u1ea3i ch\u1edd t\u00edn hi\u1ec7u xung nh\u1ecbp, th\u1eddi gian tr\u1ec5 \u0111\u1ec3 truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9 th\u01b0\u1eddng th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i b\u1ed9 nh\u1edb kh\u00e1c.<br \/>\n<strong><\/strong><\/li>\n<li><strong>S\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01a1n gi\u1ea3n<\/strong>: SRAM kh\u00f4ng \u0111\u1ed3ng b\u1ed9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01a1n gi\u1ea3n ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb y\u00eau c\u1ea7u t\u00ednh \u0111\u1ed9c l\u1eadp cao, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb nh\u00fang, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n vi m\u00f4 (microcontroller), v\u00e0 c\u00e1c m\u1ea1ch t\u00edch h\u1ee3p nh\u1ecf.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"SRAM-dong-bo\"><\/span>SRAM \u0111\u1ed3ng b\u1ed9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SRAM \u0111\u1ed3ng b\u1ed9 (Synchronous SRAM) l\u00e0 lo\u1ea1i SRAM ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean t\u00edn hi\u1ec7u xung nh\u1ecbp c\u1ee7a h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh truy xu\u1ea5t d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 h\u00f3a ch\u00ednh x\u00e1c v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c trong h\u1ec7 th\u1ed1ng.<\/p>\n<figure id=\"attachment_15760\" aria-describedby=\"caption-attachment-15760\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-dong-bo.png\" alt=\"Lo\u1ea1i SRAM \u0111\u1ed3ng b\u1ed9 \" width=\"800\" height=\"500\" class=\"size-full wp-image-15760\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-dong-bo.png 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-dong-bo-300x188.png 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-dong-bo-768x480.png 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Loai-SRAM-dong-bo-750x469.png 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-15760\" class=\"wp-caption-text\">Lo\u1ea1i SRAM \u0111\u1ed3ng b\u1ed9<\/figcaption><\/figure>\n<p>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a SRAM \u0111\u1ed3ng b\u1ed9:<\/p>\n<ul>\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean t\u00edn hi\u1ec7u xung nh\u1ecbp<\/strong>: C\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u c\u1ee7a SRAM \u0111\u1ed3ng b\u1ed9 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi t\u00edn hi\u1ec7u xung nh\u1ecbp c\u1ee7a h\u1ec7 th\u1ed1ng, gi\u00fap \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c trong h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>Hi\u1ec7u su\u1ea5t cao<\/strong>: SRAM \u0111\u1ed3ng b\u1ed9 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u r\u1ea5t cao nh\u1edd v\u00e0o vi\u1ec7c \u0111\u1ed3ng b\u1ed9 h\u00f3a v\u1edbi t\u00edn hi\u1ec7u xung nh\u1ecbp, l\u00e0m t\u0103ng hi\u1ec7u su\u1ea5t to\u00e0n di\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>\u1ee8ng d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p<\/strong>: SRAM \u0111\u1ed3ng b\u1ed9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p nh\u01b0 b\u1ed9 nh\u1edb cache c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/cpu-server\/\">CPU<\/a>, n\u01a1i y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u cao v\u00e0 s\u1ef1 \u0111\u1ed3ng b\u1ed9 h\u00f3a ch\u00ednh x\u00e1c gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n.<\/li>\n<\/ul>\n<p><iframe loading=\"lazy\" title=\"What is SRAM?\" width=\"1020\" height=\"574\" src=\"https:\/\/www.youtube.com\/embed\/kU2SsUUsftA?start=20&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung-uu-diem-%E2%80%93-nhuoc-diem-cua-SRAM-mang-lai\"><\/span>Nh\u1eefng \u01b0u \u0111i\u1ec3m \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SRAM mang l\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh s\u1eed d\u1ee5ng SRAM cho h\u1ec7 th\u1ed1ng c\u1ee7a m\u00ecnh, vi\u1ec7c hi\u1ec3u r\u00f5 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a lo\u1ea1i b\u1ed9 nh\u1edb n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ef1c k\u1ef3 quan tr\u1ecdng. M\u1ed7i lo\u1ea1i b\u1ed9 nh\u1edb \u0111\u1ec1u c\u00f3 nh\u1eefng \u0111\u1eb7c t\u00ednh ri\u00eang bi\u1ec7t, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t, gi\u00e1 th\u00e0nh v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3. SRAM c\u0169ng kh\u00f4ng ngo\u1ea1i l\u1ec7.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y, b\u00e0i vi\u1ebft s\u1ebd \u0111i s\u00e2u v\u00e0o ph\u00e2n t\u00edch nh\u1eefng \u0111i\u1ec3m m\u1ea1nh v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a SRAM l\u00e0 g\u00ec \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uu-diem\"><\/span>\u01afu \u0111i\u1ec3m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a SRAM:<\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 cao<\/strong>: SRAM c\u00f3 t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u nhanh h\u01a1n so v\u1edbi DRAM, do kh\u00f4ng c\u1ea7n qu\u00e1 tr\u00ecnh l\u00e0m m\u1edbi d\u1eef li\u1ec7u li\u00ean t\u1ee5c.<br \/>\n<strong><\/strong><\/li>\n<li><strong>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n khi kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng<\/strong>: Do kh\u00f4ng c\u1ea7n l\u00e0m m\u1edbi, SRAM ti\u00eau th\u1ee5 \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n khi kh\u00f4ng c\u00f3 ho\u1ea1t \u0111\u1ed9ng truy xu\u1ea5t d\u1eef li\u1ec7u.<br \/>\n<strong><\/strong><\/li>\n<li><strong>\u0110\u1ed9 b\u1ec1n cao<\/strong>: SRAM c\u00f3 c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n v\u00e0 \u00edt th\u00e0nh ph\u1ea7n chuy\u1ec3n \u0111\u1ed9ng, l\u00e0m t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a b\u1ed9 nh\u1edb.<br \/>\n<strong><\/strong><\/li>\n<li><strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh cao<\/strong>: D\u1eef li\u1ec7u l\u01b0u tr\u1eef trong SRAM r\u1ea5t \u1ed5n \u0111\u1ecbnh v\u00e0 \u00edt b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i nh\u01b0 \u0111i\u1ec7n t\u1eeb tr\u01b0\u1eddng.<\/li>\n<\/ul>\n<figure id=\"attachment_15761\" aria-describedby=\"caption-attachment-15761\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Nhung-uu-diem-\u2013-nhuoc-diem-cua-SRAM-mang-lai.jpeg\" alt=\"Nh\u1eefng \u01b0u \u0111i\u1ec3m \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SRAM mang l\u1ea1i\" width=\"800\" height=\"500\" class=\"size-full wp-image-15761\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Nhung-uu-diem-\u2013-nhuoc-diem-cua-SRAM-mang-lai.jpeg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Nhung-uu-diem-\u2013-nhuoc-diem-cua-SRAM-mang-lai-300x188.jpeg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Nhung-uu-diem-\u2013-nhuoc-diem-cua-SRAM-mang-lai-768x480.jpeg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Nhung-uu-diem-\u2013-nhuoc-diem-cua-SRAM-mang-lai-750x469.jpeg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-15761\" class=\"wp-caption-text\">Nh\u1eefng \u01b0u \u0111i\u1ec3m \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SRAM mang l\u1ea1i<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Nhuoc-diem\"><\/span>Nh\u01b0\u1ee3c \u0111i\u1ec3m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u00ean c\u1ea1nh c\u00e1c \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt, SRAM c\u0169ng mang l\u1ea1i m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0 sau:<\/p>\n<ul>\n<li><strong>Gi\u00e1 th\u00e0nh cao<\/strong>: Do c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p v\u00e0 y\u00eau c\u1ea7u nhi\u1ec1u transistor h\u01a1n so v\u1edbi DRAM, SRAM c\u00f3 gi\u00e1 th\u00e0nh cao h\u01a1n.<\/li>\n<li><strong>Dung l\u01b0\u1ee3ng th\u1ea5p<\/strong>: SRAM th\u01b0\u1eddng c\u00f3 dung l\u01b0\u1ee3ng th\u1ea5p h\u01a1n so v\u1edbi DRAM, do y\u00eau c\u1ea7u nhi\u1ec1u kh\u00f4ng gian h\u01a1n cho m\u1ed7i bit d\u1eef li\u1ec7u.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng h\u1ea1n ch\u1ebf<\/strong>: Vi\u1ec7c m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng c\u1ee7a SRAM g\u1eb7p nhi\u1ec1u kh\u00f3 kh\u0103n v\u00e0 chi ph\u00ed cao, h\u1ea1n ch\u1ebf \u1ee9ng d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng y\u00eau c\u1ea7u b\u1ed9 nh\u1edb l\u1edbn.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"So-sanh-SRAM-va-DRAM\"><\/span>So s\u00e1nh SRAM v\u00e0 DRAM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SRAM v\u00e0 DRAM \u0111\u1ec1u l\u00e0 b\u1ed9 nh\u1edb RAM, nh\u01b0ng ch\u00fang c\u00f3 nhi\u1ec1u \u0111i\u1ec3m kh\u00e1c bi\u1ec7t quan tr\u1ecdng. Hi\u1ec3u r\u00f5 nh\u1eefng kh\u00e1c bi\u1ec7t n\u00e0y s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn lo\u1ea1i b\u1ed9 nh\u1edb ph\u00f9 h\u1ee3p nh\u1ea5t cho h\u1ec7 th\u1ed1ng c\u1ee7a m\u00ecnh.<\/p>\n<p><strong>T\u1ed1c \u0111\u1ed9<\/strong><\/p>\n<p>SRAM:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u r\u1ea5t nhanh do kh\u00f4ng c\u1ea7n qu\u00e1 tr\u00ecnh l\u00e0m m\u1edbi d\u1eef li\u1ec7u li\u00ean t\u1ee5c.<\/li>\n<li>Th\u1eddi gian tr\u1ec5 th\u1ea5p, cho ph\u00e9p truy c\u1eadp d\u1eef li\u1ec7u ngay l\u1eadp t\u1ee9c khi c\u00f3 y\u00eau c\u1ea7u.<\/li>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 cao nh\u01b0 b\u1ed9 nh\u1edb cache c\u1ee7a CPU.<\/li>\n<\/ul>\n<p>DRAM:<\/p>\n<p>T\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u ch\u1eadm h\u01a1n so v\u1edbi SRAM v\u00ec c\u1ea7n l\u00e0m m\u1edbi d\u1eef li\u1ec7u li\u00ean t\u1ee5c.<br \/>\nTh\u1eddi gian tr\u1ec5 cao h\u01a1n, g\u00e2y ra \u0111\u1ed9 tr\u1ec5 trong truy xu\u1ea5t d\u1eef li\u1ec7u.<br \/>\n\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong b\u1ed9 nh\u1edb ch\u00ednh c\u1ee7a m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n<p><strong>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/strong><\/p>\n<p>SRAM:<\/p>\n<ul>\n<li>Ti\u00eau th\u1ee5 \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n khi kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng do kh\u00f4ng c\u1ea7n l\u00e0m m\u1edbi d\u1eef li\u1ec7u.<\/li>\n<li>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng cao h\u01a1n khi ho\u1ea1t \u0111\u1ed9ng v\u00ec m\u1ed7i bit d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong m\u1ed9t m\u1ea1ch l\u1eadt-flop ph\u1ee9c t\u1ea1p g\u1ed3m nhi\u1ec1u transistor.<\/li>\n<\/ul>\n<p>DRAM:<\/p>\n<ul>\n<li>Ti\u00eau th\u1ee5 \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n khi ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00ec m\u1ed7i bit d\u1eef li\u1ec7u ch\u1ec9 c\u1ea7n m\u1ed9t transistor v\u00e0 m\u1ed9t t\u1ee5 \u0111i\u1ec7n.<\/li>\n<li>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng cao h\u01a1n khi kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng do c\u1ea7n l\u00e0m m\u1edbid\u1eef li\u1ec7u li\u00ean t\u1ee5c \u0111\u1ec3 duy tr\u00ec tr\u1ea1ng th\u00e1i c\u1ee7a c\u00e1c bit d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<figure id=\"attachment_15762\" aria-describedby=\"caption-attachment-15762\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/So-sanh-SRAM-va-DRAM.jpg\" alt=\"So s\u00e1nh SRAM v\u00e0 DRAM\" width=\"600\" height=\"350\" class=\"size-full wp-image-15762\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/So-sanh-SRAM-va-DRAM.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/So-sanh-SRAM-va-DRAM-300x175.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-15762\" class=\"wp-caption-text\">So s\u00e1nh SRAM v\u00e0 DRAM<\/figcaption><\/figure>\n<p><strong>Gi\u00e1 th\u00e0nh<\/strong><\/p>\n<p>SRAM:<\/p>\n<ul>\n<li>Gi\u00e1 th\u00e0nh cao h\u01a1n so v\u1edbi DRAM do c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p v\u00e0 y\u00eau c\u1ea7u nhi\u1ec1u transistor h\u01a1n cho m\u1ed7i bit d\u1eef li\u1ec7u.<\/li>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t cao v\u00e0 dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb kh\u00f4ng l\u1edbn.<\/li>\n<\/ul>\n<p>DRAM:<\/p>\n<ul>\n<li>Gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n do c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n h\u01a1n, m\u1ed7i bit d\u1eef li\u1ec7u ch\u1ec9 c\u1ea7n m\u1ed9t transistor v\u00e0 m\u1ed9t t\u1ee5 \u0111i\u1ec7n.<\/li>\n<li>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb l\u1edbn nh\u01b0 b\u1ed9 nh\u1edb ch\u00ednh c\u1ee7a m\u00e1y t\u00ednh.<\/li>\n<\/ul>\n<p><strong>Dung l\u01b0\u1ee3ng<\/strong><\/p>\n<p>SRAM:<\/p>\n<ul>\n<li>Dung l\u01b0\u1ee3ng th\u1ea5p h\u01a1n so v\u1edbi DRAM do y\u00eau c\u1ea7u nhi\u1ec1u kh\u00f4ng gian h\u01a1n cho m\u1ed7i bit d\u1eef li\u1ec7u.<\/li>\n<li>Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u dung l\u01b0\u1ee3ng nh\u1ecf nh\u01b0ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u1edbn.<\/li>\n<\/ul>\n<p>DRAM:<\/p>\n<ul>\n<li>C\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c dung l\u01b0\u1ee3ng l\u1edbn h\u01a1n do c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n h\u01a1n.<\/li>\n<li>Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u dung l\u01b0\u1ee3ng l\u1edbn nh\u01b0 b\u1ed9 nh\u1edb ch\u00ednh c\u1ee7a m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/li>\n<\/ul>\n<p><strong>\u1ee8ng d\u1ee5ng<\/strong><\/p>\n<p>SRAM:<\/p>\n<ul>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 cao nh\u01b0 b\u1ed9 nh\u1edb cache c\u1ee7a CPU, c\u00e1c thi\u1ebft b\u1ecb nh\u00fang, router v\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng.<\/li>\n<li>C\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef t\u1ed1c \u0111\u1ed9 cao nh\u01b0 SSD \u0111\u1ec3 cung c\u1ea5p <a href=\"https:\/\/interdata.vn\/blog\/bo-nho-dem-la-gi\/\">b\u1ed9 nh\u1edb \u0111\u1ec7m<\/a> v\u1edbi t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t nhanh.<\/li>\n<\/ul>\n<p>DRAM:<\/p>\n<ul>\n<li>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong b\u1ed9 nh\u1edb ch\u00ednh c\u1ee7a m\u00e1y t\u00ednh, <a href=\"https:\/\/interdata.vn\/blog\/server-la-gi\/\">m\u00e1y ch\u1ee7<\/a> v\u00e0 c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/li>\n<li>Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u dung l\u01b0\u1ee3ng l\u1edbn v\u00e0 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd.<\/li>\n<\/ul>\n<p>SRAM v\u00e0 DRAM \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang. SRAM v\u1edbi t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u1edbn nh\u01b0ng c\u00f3 gi\u00e1 th\u00e0nh cao v\u00e0 dung l\u01b0\u1ee3ng th\u1ea5p. DRAM v\u1edbi dung l\u01b0\u1ee3ng l\u1edbn v\u00e0 gi\u00e1 th\u00e0nh th\u1ea5p nh\u01b0ng t\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n v\u00e0 ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng cao h\u01a1n khi kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa SRAM v\u00e0 DRAM ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SRAM-hoat-dong-theo-nguyen-ly-nao\"><\/span>SRAM ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean l\u00fd n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ho\u1ea1t \u0111\u1ed9ng c\u1ee7a SRAM bao g\u1ed3m vi\u1ec7c ghi v\u00e0 \u0111\u1ecdc d\u1eef li\u1ec7u t\u1eeb c\u00e1c \u00f4 nh\u1edb (cell), v\u00e0 c\u00f3 nh\u1eefng nguy\u00ean l\u00fd ri\u00eang bi\u1ec7t cho t\u1eebng ho\u1ea1t \u0111\u1ed9ng n\u00e0y.<\/p>\n<p><strong>Ghi d\u1eef li\u1ec7u<\/strong>: T\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c g\u1eedi t\u1edbi transistor \u0111\u1ec3 th\u1ef1c hi\u1ec7n ghi d\u1eef li\u1ec7u v\u00e0o cell c\u1ee7a SRAM. Ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 \u0111\u1ecbnh gi\u00e1 tr\u1ecb c\u1ea7n ghi (0 ho\u1eb7c 1), sau \u0111\u00f3 d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n qua c\u00e1c bitlines. Qu\u00e1 tr\u00ecnh n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 ch\u00ednh x\u00e1c trong h\u1ec7 th\u1ed1ng.<\/p>\n<p><strong>L\u01b0u tr\u1eef d\u1eef li\u1ec7u<\/strong>: SRAM c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong c\u00e1c cell m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i l\u00e0m m\u1edbi \u0111\u1ecbnh k\u1ef3, gi\u00fap t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c l\u01b0u tr\u1eef t\u1ea1m th\u1eddi v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch nhanh ch\u00f3ng. T\u00ednh n\u0103ng n\u00e0y g\u00f3p ph\u1ea7n c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh linh ho\u1ea1t cho h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef.<\/p>\n<p><strong>\u0110\u1ecdc d\u1eef li\u1ec7u<\/strong>: Khi c\u1ea7n \u0111\u1ecdc d\u1eef li\u1ec7u, t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n s\u1ebd k\u00edch ho\u1ea1t c\u00e1c transistor \u0111\u1ec3 truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb cell c\u1ee7a SRAM, th\u00f4ng qua c\u00e1c bitlines. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1ecdc d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i ghi l\u1ea1i sau khi \u0111\u1ecdc, \u0111i\u1ec1u n\u00e0y gi\u00fap t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Mot-so-chuc-nang-va-cau-tao-cua-SRAM\"><\/span>M\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng v\u00e0 c\u1ea5u t\u1ea1o c\u1ee7a SRAM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Chuc-nang-cua-SRAM-la-gi\"><\/span>Ch\u1ee9c n\u0103ng c\u1ee7a SRAM l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a SRAM l\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 cho ph\u00e9p truy c\u1eadp nhanh ch\u00f3ng \u0111\u1ebfn c\u00e1c th\u00f4ng tin \u0111\u00f3 khi c\u1ea7n thi\u1ebft, SRAM l\u01b0u tr\u1eef d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c m\u1ea1ch l\u1eadt-l\u01b0\u1ee1ng \u1ed5n \u0111\u1ecbnh, bao g\u1ed3m c\u00e1c transistor. M\u1ed7i \u00f4 nh\u1edb trong SRAM \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1edfi m\u1ed9t c\u1eb7p transistor v\u00e0 c\u00e1c thi\u1ebft b\u1ecb d\u1eabn (diode), gi\u1eef cho tr\u1ea1ng th\u00e1i c\u1ee7a \u00f4 nh\u1edb lu\u00f4n \u1ed5n \u0111\u1ecbnh.<\/p>\n<p>Trong m\u1ed7i c\u1eb7p transistor v\u00e0 diode, t\u1ed3n t\u1ea1i hai tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh kh\u00e1c nhau, \u0111\u1ea1i di\u1ec7n cho hai gi\u00e1 tr\u1ecb bit (0 ho\u1eb7c 1). \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady v\u00e0 c\u00f3 th\u1ec3 truy c\u1eadp ngay l\u1eadp t\u1ee9c khi c\u1ea7n thi\u1ebft.<\/p>\n<figure id=\"attachment_15763\" aria-describedby=\"caption-attachment-15763\" style=\"width: 700px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Mot-so-chuc-nang-va-cau-tao-cua-SRAM.jpeg\" alt=\"M\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng v\u00e0 c\u1ea5u t\u1ea1o c\u1ee7a SRAM\" width=\"700\" height=\"400\" class=\"size-full wp-image-15763\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Mot-so-chuc-nang-va-cau-tao-cua-SRAM.jpeg 700w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/08\/Mot-so-chuc-nang-va-cau-tao-cua-SRAM-300x171.jpeg 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><figcaption id=\"caption-attachment-15763\" class=\"wp-caption-text\">M\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng v\u00e0 c\u1ea5u t\u1ea1o c\u1ee7a SRAM<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Cau-truc-va-thanh-phan-cua-SRAM\"><\/span>C\u1ea5u tr\u00fac v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a SRAM<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u1ea5u tr\u00fac c\u1ee7a SRAM bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh sau:<\/p>\n<p><strong>Transistor<\/strong>: Transistor l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng nh\u1ea5t trong c\u1ea5u tr\u00fac c\u1ee7a SRAM. M\u1ed7i bit d\u1eef li\u1ec7u trong SRAM \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong m\u1ed9t m\u1ea1ch l\u1eadt-flop, th\u01b0\u1eddng g\u1ed3m t\u1eeb 4 \u0111\u1ebfn 6 transistor. C\u00e1c transistor n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c c\u00f4ng t\u1eafc \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 duy tr\u00ec tr\u1ea1ng th\u00e1i c\u1ee7a bit d\u1eef li\u1ec7u.<\/p>\n<p><strong>B\u1ed9 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n<\/strong>: B\u1ed9 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd vi\u1ec7c truy xu\u1ea5t d\u1eef li\u1ec7u v\u00e0o v\u00e0 ra kh\u1ecfi SRAM. N\u00f3 ki\u1ec3m so\u00e1t c\u00e1c t\u00edn hi\u1ec7u truy xu\u1ea5t, \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u1ecdc v\u00e0 ghi m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng. B\u1ed9 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n c\u0169ng gi\u00fap \u0111\u1ed3ng b\u1ed9 h\u00f3a qu\u00e1 tr\u00ecnh truy xu\u1ea5t v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c trong h\u1ec7 th\u1ed1ng.<\/p>\n<p><strong>Bitlines<\/strong>: Bitlines l\u00e0 c\u00e1c \u0111\u01b0\u1eddng d\u00e2y d\u1eabn d\u1eef li\u1ec7u trong SRAM, k\u1ebft n\u1ed1i c\u00e1c m\u1ea1ch l\u1eadt-flop v\u1edbi b\u1ed9 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n. Khi c\u00f3 y\u00eau c\u1ea7u truy xu\u1ea5t d\u1eef li\u1ec7u, t\u00edn hi\u1ec7u t\u1eeb b\u1ed9 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n s\u1ebd \u0111\u01b0\u1ee3c truy\u1ec1n qua bitlines \u0111\u1ebfn m\u1ea1ch l\u1eadt-flop t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 \u0111\u1ecdc ho\u1eb7c ghi d\u1eef li\u1ec7u.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ung-dung-cua-SRAM\"><\/span>\u1ee8ng d\u1ee5ng c\u1ee7a SRAM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SRAM c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 th\u00f4ng tin v\u00e0 \u0111i\u1ec7n t\u1eed:<\/p>\n<p><strong>B\u1ed9 nh\u1edb cache trong CPU<\/strong>: SRAM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong b\u1ed9 nh\u1edb cache c\u1ee7a CPU \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<br \/>\n<strong>Thi\u1ebft b\u1ecb nh\u00fang<\/strong>: SRAM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb nh\u00fang nh\u01b0 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, m\u00e1y \u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb <a href=\"https:\/\/interdata.vn\/blog\/internet-of-things\/\">IoT<\/a> \u0111\u1ec3 cung c\u1ea5p b\u1ed9 nh\u1edb t\u1ea1m th\u1eddi v\u1edbi t\u1ed1c \u0111\u1ed9 cao.<br \/>\n<strong>Router v\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng<\/strong>: SRAM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c router v\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c g\u00f3i d\u1eef li\u1ec7u nhanh ch\u00f3ng, c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t m\u1ea1ng.<br \/>\nThi\u1ebft b\u1ecb l\u01b0u tr\u1eef t\u1ed1c \u0111\u1ed9 cao: SRAM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef t\u1ed1c \u0111\u1ed9 cao nh\u01b0 SSD \u0111\u1ec3 cung c\u1ea5p b\u1ed9 nh\u1edb \u0111\u1ec7m v\u1edbi t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t nhanh.<\/p>\n<p>SRAM, v\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t th\u00e0nh ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7. Tuy c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m v\u1ec1 gi\u00e1 th\u00e0nh v\u00e0 dung l\u01b0\u1ee3ng, nh\u01b0ng s\u1ef1 c\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c v\u00e0 \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng c\u1ee7a SRAM ch\u1eafc ch\u1eafn s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng g\u00f3p v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin.<\/p>\n<p>D\u00f9 c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m v\u1ec1 gi\u00e1 th\u00e0nh v\u00e0 dung l\u01b0\u1ee3ng, s\u1ef1 \u0111a d\u1ea1ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a SRAM \u0111\u00e3 gi\u00fap n\u00f3 duy tr\u00ec v\u1ecb tr\u00ed quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng t\u1eeb b\u1ed9 nh\u1edb cache c\u1ee7a CPU \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb nh\u00fang. Qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y c\u1ee7a <a href=\"https:\/\/interdata.vn\/\"><strong>InterData<\/strong><\/a>, vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 SRAM l\u00e0 g\u00ec v\u00e0 \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SRAM s\u1ebd gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn v\u00e0 \u1ee9ng d\u1ee5ng lo\u1ea1i b\u1ed9 nh\u1edb n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t cho c\u00e1c h\u1ec7 th\u1ed1ng c\u1ee7a m\u00ecnh.<\/p>\n<p>InterData.vn cung c\u1ea5p d\u1ecbch v\u1ee5<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/thue-vps\/\">thu\u00ea VPS gi\u00e1 r\u1ebb<\/a><span>\u00a0<\/span>v\u00e0<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/thue-hosting\/\">thu\u00ea hosting ch\u1ea5t l\u01b0\u1ee3ng cao<\/a><span>\u00a0<\/span>v\u1edbi nhi\u1ec1u t\u00f9y ch\u1ecdn c\u1ea5u h\u00ecnh, t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao, ph\u00f9 h\u1ee3p cho c\u1ea3 c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p. B\u00ean c\u1ea1nh \u0111\u00f3, InterData c\u00f2n mang \u0111\u1ebfn<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/cloud-server\/\">Cloud Server<\/a><span>\u00a0<\/span>m\u1ea1nh m\u1ebd v\u1edbi kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn. Ngo\u00e0i ra, d\u1ecbch v\u1ee5<a href=\"https:\/\/interdata.vn\/vietnam-dedicated-server\/\"><span>\u00a0<\/span>thu\u00ea Server v\u1eadt l\u00fd<\/a><span>\u00a0<\/span>t\u1ea1i InterData \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u v\u00e0 b\u1ea3o m\u1eadt cao, gi\u00fap doanh nghi\u1ec7p y\u00ean t\u00e2m v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng l\u00e2u d\u00e0i.<\/p>\n<p>\u0110\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n v\u1ec1 g\u00f3i d\u1ecbch v\u1ee5 ph\u00f9 h\u1ee3p, vui l\u00f2ng li\u00ean h\u1ec7:<\/p>\n<p>\u2013<span>\u00a0<\/span><strong>Website<\/strong>: interdata.vn<\/p>\n<p>\u2013<span>\u00a0<\/span><strong>Phone<\/strong>: 1900.636822<\/p>\n<p>\u2013<span>\u00a0<\/span><strong>Email<\/strong>:<span>\u00a0<\/span>Info@interdata.vn<\/p>\n<p>\u2013<span>\u00a0<\/span><strong>VP\u0110D<\/strong>: 240 Nguy\u1ec5n \u0110\u00ecnh Ch\u00ednh, P.11. Q. Ph\u00fa Nhu\u1eadn, TP. Ho\u0302\u0300 Ch\u00ed Minh<\/p>\n<p>\u2013<span>\u00a0<\/span><strong>VPGD<\/strong>: S\u1ed1 211 \u0110\u01b0\u1eddng s\u1ed1 5, K\u0110T Lakeview City, P.An Ph\u00fa, Tp.Th\u1ee7 \u0110\u1ee9c, TP. H\u1ed3 Ch\u00ed Minh<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SRAM l\u00e0 m\u1ed9t lo\u1ea1i b\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean quan tr\u1ecdng trong nhi\u1ec1u h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed hi\u1ec7n \u0111\u1ea1i. V\u1edbi kh\u1ea3 n\u0103ng truy c\u1eadp nhanh ch\u00f3ng v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh cao, SRAM \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong vi\u1ec7c c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb. B\u00e0i vi\u1ebft n\u00e0y<\/p>\n","protected":false},"author":11,"featured_media":15768,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[58],"tags":[],"class_list":["post-15757","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/15757","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=15757"}],"version-history":[{"count":0,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/15757\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/15768"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=15757"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=15757"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=15757"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}