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Z-RAM — Wikipédia
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<main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Sommaire" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Basculer la table des matières" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Basculer la table des matières</span> </label> <div class="vector-dropdown-content"> <div 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Disponible en 6 langues." > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-6" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">6 langues</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Z-RAM" title="Z-RAM – anglais" lang="en" hreflang="en" data-title="Z-RAM" data-language-autonym="English" data-language-local-name="anglais" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Z-RAM" title="Z-RAM – italien" lang="it" hreflang="it" data-title="Z-RAM" data-language-autonym="Italiano" data-language-local-name="italien" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Zero-capacitor_random-access_memory" title="Zero-capacitor random-access memory – néerlandais" lang="nl" hreflang="nl" data-title="Zero-capacitor random-access memory" data-language-autonym="Nederlands" data-language-local-name="néerlandais" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Z-RAM" title="Z-RAM – roumain" lang="ro" hreflang="ro" data-title="Z-RAM" data-language-autonym="Română" data-language-local-name="roumain" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%97-%D0%A0%D0%90%D0%9C" title="З-РАМ – serbe" lang="sr" hreflang="sr" data-title="З-РАМ" data-language-autonym="Српски / srpski" data-language-local-name="serbe" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%9B%B6%E7%94%B5%E5%AE%B9%E9%9A%8F%E6%9C%BA%E5%AD%98%E5%82%A8%E5%99%A8" title="零电容随机存储器 – chinois" lang="zh" hreflang="zh" data-title="零电容随机存储器" data-language-autonym="中文" data-language-local-name="chinois" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q2409818#sitelinks-wikipedia" title="Modifier les liens interlangues" class="wbc-editpage">Modifier les liens</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espaces de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Z-RAM" title="Voir le contenu de la page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Discussion:Z-RAM" rel="discussion" title="Discussion au sujet de cette page de contenu [t]" accesskey="t"><span>Discussion</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Modifier la variante de langue" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">français</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Affichages"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Z-RAM"><span>Lire</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Z-RAM&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Z-RAM&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Z-RAM&action=history" title="Historique des versions de cette page [h]" accesskey="h"><span>Voir l’historique</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Outils de la page"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Outils" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Outils</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Outils</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">masquer</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Plus d’options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Z-RAM"><span>Lire</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Z-RAM&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Z-RAM&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Z-RAM&action=history"><span>Voir l’historique</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Général </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_li%C3%A9es/Z-RAM" title="Liste des pages liées qui pointent sur celle-ci [j]" accesskey="j"><span>Pages liées</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Suivi_des_liens/Z-RAM" rel="nofollow" title="Liste des modifications récentes des pages appelées par celle-ci [k]" accesskey="k"><span>Suivi des pages liées</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Aide:Importer_un_fichier" title="Téléverser des fichiers [u]" accesskey="u"><span>Téléverser un fichier</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_sp%C3%A9ciales" title="Liste de toutes les pages spéciales [q]" accesskey="q"><span>Pages spéciales</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Z-RAM&oldid=219505960" title="Adresse permanente de cette version de cette page"><span>Lien permanent</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Z-RAM&action=info" title="Davantage d’informations sur cette page"><span>Informations sur la page</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Citer&page=Z-RAM&id=219505960&wpFormIdentifier=titleform" title="Informations sur la manière de citer cette page"><span>Citer cette page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:UrlShortener&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2FZ-RAM"><span>Obtenir l'URL raccourcie</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:QrCode&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2FZ-RAM"><span>Télécharger le code QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimer / exporter </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Livre&bookcmd=book_creator&referer=Z-RAM"><span>Créer un livre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:DownloadAsPdf&page=Z-RAM&action=show-download-screen"><span>Télécharger comme PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Z-RAM&printable=yes" title="Version imprimable de cette page [p]" accesskey="p"><span>Version imprimable</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> Dans d’autres projets </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q2409818" title="Lien vers l’élément dans le dépôt de données connecté [g]" accesskey="g"><span>Élément Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Outils de la page"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Apparence"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Apparence</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">masquer</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Un article de Wikipédia, l'encyclopédie libre.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="fr" dir="ltr"><div class="bandeau-container metadata homonymie hatnote"><div class="bandeau-cell bandeau-icone" style="display:table-cell;padding-right:0.5em"><span class="noviewer" typeof="mw:File"><a href="/wiki/Aide:Homonymie" title="Aide:Homonymie"><img alt="Page d’aide sur l’homonymie" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Logo_disambig.svg/20px-Logo_disambig.svg.png" decoding="async" width="20" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Logo_disambig.svg/30px-Logo_disambig.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Logo_disambig.svg/40px-Logo_disambig.svg.png 2x" data-file-width="512" data-file-height="375" /></a></span></div><div class="bandeau-cell" style="display:table-cell;padding-right:0.5em"> <p>Pour les articles homonymes, voir <a href="/wiki/RAM" class="mw-disambig" title="RAM">RAM</a>. </p> </div></div> <div class="bandeau-container metadata bandeau-article bandeau-niveau-ebauche"><div class="bandeau-cell bandeau-icone" style="display:table-cell;padding-right:0.5em"><span class="noviewer" typeof="mw:File"><a href="/wiki/Fichier:Icons8_flat_electronics.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Icons8_flat_electronics.svg/35px-Icons8_flat_electronics.svg.png" decoding="async" width="35" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Icons8_flat_electronics.svg/53px-Icons8_flat_electronics.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Icons8_flat_electronics.svg/70px-Icons8_flat_electronics.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></div><div class="bandeau-cell" style="display:table-cell;padding-right:0.5em"> <p><strong class="bandeau-titre">Cet article est une <a href="/wiki/Aide:%C3%89bauche" title="Aide:Ébauche">ébauche</a> concernant l’<a href="/wiki/%C3%89lectronique_(technique)" title="Électronique (technique)">électronique</a>.</strong> </p><p>Vous pouvez partager vos connaissances en l’améliorant (<b><a href="/wiki/Aide:Comment_modifier_une_page" title="Aide:Comment modifier une page">comment ?</a></b>) selon les recommandations des <a href="/wiki/Projet:Accueil" title="Projet:Accueil">projets correspondants</a>. </p> </div></div> <div class="bandeau-container metadata homonymie hatnote"><div class="bandeau-cell bandeau-icone" style="display:table-cell;padding-right:0.5em"><span class="noviewer" typeof="mw:File"><a href="/wiki/Aide:Homonymie" title="Aide:Homonymie"><img alt="Page d’aide sur l’homonymie" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Confusion_colour.svg/20px-Confusion_colour.svg.png" decoding="async" width="20" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Confusion_colour.svg/30px-Confusion_colour.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Confusion_colour.svg/40px-Confusion_colour.svg.png 2x" data-file-width="260" data-file-height="200" /></a></span></div><div class="bandeau-cell" style="display:table-cell;padding-right:0.5em"> <p>Ne doit pas être confondu avec <a href="/wiki/ZRam" title="ZRam">zRam</a>. </p> </div></div> <p>La <b>Z-RAM</b> (<span class="lang-en" lang="en"><i><b>Z</b>ero-capacitor <b>R</b>andom <b>A</b>ccess <b>M</b>emory</i></span>) est un type de mémoire DRAM développé par Innovative Silicon<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite_crochet">[</span>1<span class="cite_crochet">]</span></a></sup>. </p><p>Selon ses promoteurs, une mémoire Z-RAM serait aussi rapide qu'une mémoire <a href="/wiki/M%C3%A9moire_vive_statique" title="Mémoire vive statique">SRAM</a> tout en étant plus compacte étant donné qu'elle n'utiliserait qu'un <a href="/wiki/Transistor" title="Transistor">transistor</a> (sans <a href="/wiki/Condensateur_(%C3%A9lectricit%C3%A9)" class="mw-redirect" title="Condensateur (électricité)">condensateur</a>) pour stocker un <a href="/wiki/Bit" title="Bit">bit</a> d'information. La taille de la cellule est plus petite que celle de la <a href="/wiki/M%C3%A9moire_vive_statique" title="Mémoire vive statique">SRAM</a><sup id="cite_ref-pp_2-0" class="reference"><a href="#cite_note-pp-2"><span class="cite_crochet">[</span>2<span class="cite_crochet">]</span></a></sup>, mais devrait être un peu moins rapide<sup id="cite_ref-pp_2-1" class="reference"><a href="#cite_note-pp-2"><span class="cite_crochet">[</span>2<span class="cite_crochet">]</span></a></sup>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Principe_de_base">Principe de base</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Z-RAM&veaction=edit&section=1" title="Modifier la section : Principe de base" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Z-RAM&action=edit&section=1" title="Modifier le code source de la section : Principe de base"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Son principe est basé sur l'<a href="/wiki/Effet_de_corps_flottant" title="Effet de corps flottant">effet de corps flottant</a> (<span class="lang-en" lang="en"><i>floating body effect</i></span>) de la technologie <a href="/wiki/Silicium_sur_isolant" title="Silicium sur isolant">silicium sur isolant</a> (en anglais, <i>silicon on insulator</i> ou <i>SOI</i>)<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite_crochet">[</span>3<span class="cite_crochet">]</span></a></sup>. </p><p>Une mémoire Z-RAM basée sur la technologie <a href="/wiki/Silicium_sur_isolant" title="Silicium sur isolant">silicium sur isolant</a> serait très onéreuse à produire et, de ce fait, serait réservée à des applications de niche. </p> <div class="mw-heading mw-heading2"><h2 id="Historique">Historique</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Z-RAM&veaction=edit&section=2" title="Modifier la section : Historique" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Z-RAM&action=edit&section=2" title="Modifier le code source de la section : Historique"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Advanced_Micro_Devices" title="Advanced Micro Devices">Advanced Micro Devices</a> s'est intéressé à la technologie Z-RAM en 2006, mais n'a jamais développé de produits avec cette technologie<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite_crochet">[</span>4<span class="cite_crochet">]</span></a></sup>. </p><p><a href="/wiki/Hynix" class="mw-redirect" title="Hynix">Hynix</a> s'est aussi intéressé à la technologie en 2007<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite_crochet">[</span>5<span class="cite_crochet">]</span></a></sup>, mais sans succès. </p><p>En <a href="/wiki/Mars_2010" title="Mars 2010">mars 2010</a>, Innovative Silicon a annoncé qu'elle allait développer une seconde génération de mémoire Z-RAM basée sur la technologie <a href="/wiki/Complementary_metal_oxide_semi-conductor" title="Complementary metal oxide semi-conductor">CMOS</a> et qui serait beaucoup moins coûteuse à produire, peu de temps avant de faire faillite le <time class="nowrap" datetime="2010-03-29" data-sort-value="2010-03-29">29 mars 2010</time><i>.</i> </p><p>Ses brevets ont été transférés à <a href="/wiki/Micron_Technology" title="Micron Technology">Micron Technology</a> en 2010<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite_crochet">[</span>6<span class="cite_crochet">]</span></a></sup>, mais la technologie Z-RAM ne semble plus intéresser personne. </p> <div class="mw-heading mw-heading2"><h2 id="Schémas"><span id="Sch.C3.A9mas"></span>Schémas</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Z-RAM&veaction=edit&section=3" title="Modifier la section : Schémas" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Z-RAM&action=edit&section=3" title="Modifier le code source de la section : Schémas"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul class="gallery mw-gallery-traditional"> <li class="gallerycaption">Schéma de fonctionnement de la Z-RAM</li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/Fichier:Impact_ionization.PNG" class="mw-file-description" title="L'ionisation crée un trou"><img alt="L'ionisation crée un trou" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Impact_ionization.PNG/120px-Impact_ionization.PNG" decoding="async" width="120" height="79" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Impact_ionization.PNG/180px-Impact_ionization.PNG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Impact_ionization.PNG/240px-Impact_ionization.PNG 2x" data-file-width="530" data-file-height="350" /></a></span></div> <div class="gallerytext">L'ionisation crée un trou</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/Fichier:Holeremoval.PNG" class="mw-file-description" title="Suppression du trou"><img alt="Suppression du trou" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/Holeremoval.PNG/120px-Holeremoval.PNG" decoding="async" width="120" height="83" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/Holeremoval.PNG/180px-Holeremoval.PNG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9c/Holeremoval.PNG/240px-Holeremoval.PNG 2x" data-file-width="532" data-file-height="367" /></a></span></div> <div class="gallerytext">Suppression du trou</div> </li> </ul> <div class="mw-heading mw-heading2"><h2 id="Notes_et_références"><span id="Notes_et_r.C3.A9f.C3.A9rences"></span>Notes et références</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Z-RAM&veaction=edit&section=4" title="Modifier la section : Notes et références" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Z-RAM&action=edit&section=4" title="Modifier le code source de la section : Notes et références"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="references-small decimal" style="column-width:36em; column-count:2;"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink noprint"><a href="#cite_ref-1">↑</a> </span><span class="reference-text"><a rel="nofollow" class="external text" href="http://www.digitimes.com/bits_chips/a20060328PR202.html">Réservé aux abonnés</a>, sur le site digitimes.com</span> </li> <li id="cite_note-pp-2"><span class="mw-cite-backlink noprint">↑ <sup><a href="#cite_ref-pp_2-0">a</a> et <a href="#cite_ref-pp_2-1">b</a></sup> </span><span class="reference-text"><a rel="nofollow" class="external text" href="http://www.presence-pc.com/actualite/hynix-z-ram-24696/">Hynix va utiliser la mémoire dynamique Z-RAM</a>, sur le site presence-pc.com</span> </li> <li id="cite_note-3"><span class="mw-cite-backlink noprint"><a href="#cite_ref-3">↑</a> </span><span class="reference-text"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> <a rel="nofollow" class="external text" href="http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=4062907&url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel5%2F4062841%2F4062842%2F04062907.pdf%3Farnumber%3D4062907">Soft Error Performance of Z-RAM Floating Body Memory</a>, sur le site ieee.org</span> </li> <li id="cite_note-4"><span class="mw-cite-backlink noprint"><a href="#cite_ref-4">↑</a> </span><span class="reference-text"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> <a rel="nofollow" class="external text" href="http://www.eetimes.com/document.asp?doc_id=1245466">Innovative Silicon revamps SOI memory, AMD likes it</a>, sur le site eetimes.com</span> </li> <li id="cite_note-5"><span class="mw-cite-backlink noprint"><a href="#cite_ref-5">↑</a> </span><span class="reference-text"><a rel="nofollow" class="external text" href="http://www.dailytech.com/Hynix+Licenses+ISi+ZRAM+Technology+for+Future+DRAM+Chips/article8395.htm">Hynix Licenses ISi Z-RAM Technology for Future DRAM Chips</a> <span class="noarchive">« <a rel="nofollow" class="external text" href="https://web.archive.org/web/20181108162721/http://www.dailytech.com/Hynix+Licenses+ISi+ZRAM+Technology+for+Future+DRAM+Chips/article8395.htm#">Copie archivée</a> »</span> <small>(version du <time class="nowrap" datetime="2018-11-08" data-sort-value="2018-11-08">8 novembre 2018</time> sur <i><a href="/wiki/Internet_Archive" title="Internet Archive">Internet Archive</a></i>)</small>, sur le site dailytech.com</span> </li> <li id="cite_note-6"><span class="mw-cite-backlink noprint"><a href="#cite_ref-6">↑</a> </span><span class="reference-text"><span class="ouvrage"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> « <a rel="nofollow" class="external text" href="http://www.eetimes.com/electronics-news/4215982/Micron-gains-as-floating-body-memory-firm-closes"><cite style="font-style:normal;" lang="en">Micron gains as floating-body firm closes</cite></a> », sur <span class="italique">eetimes.com</span> <small style="line-height:1em;">(consulté le <time class="nowrap" datetime="2011-05-13" data-sort-value="2011-05-13">13 mai 2011</time>)</small></span></span> </li> </ol> </div> <ul><li><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> Cet article est partiellement ou en totalité issu de l’article de Wikipédia en anglais intitulé <span class="plainlinks">« <a class="external text" href="https://en.wikipedia.org/wiki/Z-RAM?oldid=500361392">Z-RAM</a> » <small>(<a class="external text" href="https://en.wikipedia.org/wiki/Z-RAM?action=history">voir la liste des auteurs</a>)</small></span>.</li></ul> <div class="navbox-container" style="clear:both;"> <table class="navbox collapsible noprint autocollapse" style=""> <tbody><tr><th class="navbox-title" colspan="2" style=""><div style="float:left; width:6em; text-align:left"><div class="noprint plainlinks nowrap tnavbar" style="padding:0; font-size:xx-small; color:var(--color-emphasized, #000000);"><a href="/wiki/Mod%C3%A8le:Palette_Types_de_m%C3%A9moires_vives" title="Modèle:Palette Types de mémoires vives"><abbr class="abbr" title="Voir ce modèle.">v</abbr></a> · <a class="external text" href="https://fr.wikipedia.org/w/index.php?title=Mod%C3%A8le:Palette_Types_de_m%C3%A9moires_vives&action=edit"><abbr class="abbr" title="Modifier ce modèle. Merci de prévisualiser avant de sauvegarder.">m</abbr></a></div></div><div style="font-size:110%">Types de <a href="/wiki/M%C3%A9moire_vive" title="Mémoire vive">mémoires vives</a></div></th> </tr> <tr> <th class="navbox-group" style="">Avant les transistors</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/M%C3%A9moire_%C3%A0_ligne_de_d%C3%A9lai" title="Mémoire à ligne de délai">Mémoire à ligne de délai</a></li> <li><a href="/wiki/Tube_de_Williams" title="Tube de Williams">Tube de Williams</a></li> <li><a href="/wiki/Tube_Selectron" title="Tube Selectron">Tube Selectron</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_film_mince_sur_fil" title="Mémoire à film mince sur fil">Mémoire à film mince sur fil</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_tores_magn%C3%A9tiques" title="Mémoire à tores magnétiques">Mémoire à tores magnétiques</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="">Statique</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/M%C3%A9moire_vive_statique" title="Mémoire vive statique">SRAM</a></li> <li><a href="/wiki/Nano_Random_Access_Memory" title="Nano Random Access Memory">NRAM</a></li> <li><a href="/wiki/Magnetic_Random_Access_Memory" title="Magnetic Random Access Memory">MRAM</a></li> <li><a href="/wiki/DPRAM" title="DPRAM">DPRAM</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_changement_de_phase" title="Mémoire à changement de phase">PRAM</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/M%C3%A9moire_vive_dynamique" title="Mémoire vive dynamique">Dynamique</a></th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li>Asynchrone <ul><li><a href="/wiki/Fast_page_mode" title="Fast page mode">FPM</a></li> <li><a href="/wiki/EDO" title="EDO">EDO</a></li></ul></li> <li><a href="/wiki/SDRAM" title="SDRAM">Synchrone</a> <ul><li><a href="/wiki/DDR_SDRAM" title="DDR SDRAM">DDR</a></li> <li><a href="/wiki/DDR2_SDRAM" title="DDR2 SDRAM">DDR2</a></li> <li><a href="/wiki/DDR3_SDRAM" title="DDR3 SDRAM">DDR3</a></li> <li><a href="/wiki/DDR3L_SDRAM" title="DDR3L SDRAM">DDR3L</a></li> <li><a href="/wiki/DDR4_SDRAM" title="DDR4 SDRAM">DDR4</a></li> <li><a href="/wiki/DDR5_SDRAM" title="DDR5 SDRAM">DDR5</a></li></ul></li> <li><a href="/wiki/RDRAM" title="RDRAM">RDRAM</a></li> <li><a href="/wiki/XDR_DRAM" title="XDR DRAM">XDR DRAM</a></li> <li><a href="/wiki/EDRAM" title="EDRAM">eDRAM</a></li> <li><a class="mw-selflink selflink">Z-RAM</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/DDR_SDRAM" title="DDR SDRAM">Mobile</a></th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/LPDDR" title="LPDDR">LPDDR</a></li> <li><a href="/wiki/LPDDR2" title="LPDDR2">LPDDR2</a></li> <li><a href="/wiki/LPDDR3" title="LPDDR3">LPDDR3</a></li> <li><a href="/wiki/LPDDR4" title="LPDDR4">LPDDR4</a></li> <li><a href="/w/index.php?title=LPDDR5&action=edit&redlink=1" class="new" title="LPDDR5 (page inexistante)">LPDDR5</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Carte_graphique" title="Carte graphique">Cartes graphiques</a></th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/GDDR3" title="GDDR3">GDDR3</a></li> <li><a href="/wiki/GDDR4" title="GDDR4">GDDR4</a></li> <li><a href="/wiki/GDDR5" title="GDDR5">GDDR5</a></li> <li><a href="/wiki/GDDR6" title="GDDR6">GDDR6</a></li> <li><a href="/wiki/GDDR7" title="GDDR7">GDDR7</a></li> <li><a href="/wiki/High_Bandwidth_Memory" title="High Bandwidth Memory">HBM</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="">Autres technologies</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Fully_Buffered_DIMM" title="Fully Buffered DIMM">FB-DIMM</a></li> <li><a href="/wiki/M%C3%A9moire_vive_%C3%A0_registres" title="Mémoire vive à registres">RDIMM</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="">Connecteurs</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Single_Inline_Memory_Module" title="Single Inline Memory Module">SIMM</a></li> <li><a href="/wiki/Dual_Inline_Memory_Module" title="Dual Inline Memory Module">DIMM</a></li> <li><a href="/wiki/SO-DIMM" title="SO-DIMM">SO-DIMM</a></li> <li><a href="/wiki/Compression_Attached_Memory_Module" title="Compression Attached Memory Module">CAMM</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="">Articles liés</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/M%C3%A9moire_%C3%A0_code_correcteur_d%27erreurs" title="Mémoire à code correcteur d'erreurs">Mémoire à code correcteur d'erreurs</a></li> <li><a href="/wiki/Code_correcteur" title="Code correcteur">ECC</a></li> <li><a href="/wiki/Front_side_bus" title="Front side bus">FSB</a></li> <li><a href="/wiki/Latence_CAS" title="Latence CAS">CAS</a></li></ul> </div></td> </tr> </tbody></table> <table class="navbox collapsible noprint autocollapse" style=""> <tbody><tr><th class="navbox-title" colspan="2" style=""><div style="float:left; width:6em; text-align:left"><div class="noprint plainlinks nowrap tnavbar" style="padding:0; font-size:xx-small; color:var(--color-emphasized, #000000);"><a href="/wiki/Mod%C3%A8le:Palette_Types_de_m%C3%A9moires_selon_la_volatilit%C3%A9" title="Modèle:Palette Types de mémoires selon la volatilité"><abbr class="abbr" title="Voir ce modèle.">v</abbr></a> · <a class="external text" href="https://fr.wikipedia.org/w/index.php?title=Mod%C3%A8le:Palette_Types_de_m%C3%A9moires_selon_la_volatilit%C3%A9&action=edit"><abbr class="abbr" title="Modifier ce modèle. Merci de prévisualiser avant de sauvegarder.">m</abbr></a></div></div><div style="font-size:110%">Types de <a href="/wiki/M%C3%A9moire_(informatique)" title="Mémoire (informatique)">mémoires</a></div></th> </tr> <tr> <th class="navbox-group" style="width:60px"><a href="/wiki/M%C3%A9moire_volatile" title="Mémoire volatile">Volatiles</a></th> <td class="navbox-list" style=""><table class="navbox-subgroup" style=""> <tbody><tr> <th class="navbox-group" style="width:120px;">Historiques</th> <td class="navbox-list" style=";"><div class="liste-horizontale"> <ul><li><a href="/wiki/M%C3%A9moire_%C3%A0_ligne_de_d%C3%A9lai" title="Mémoire à ligne de délai">Mémoire à ligne de délai</a></li> <li><a href="/wiki/Tube_de_Williams" title="Tube de Williams">Tube de Williams</a></li> <li><a href="/wiki/Tube_Selectron" title="Tube Selectron">Tube Selectron</a></li> <li>DRAM asynchrone <ul><li><a href="/wiki/Fast_page_mode" title="Fast page mode">FPM</a></li> <li><a href="/wiki/EDO" title="EDO">EDO</a></li></ul></li> <li><a href="/wiki/RDRAM" title="RDRAM">RDRAM</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:120px;">Actuelles</th> <td class="navbox-list navbox-even" style=";"><div class="liste-horizontale"> <ul><li><a href="/wiki/M%C3%A9moire_vive" title="Mémoire vive">RAM</a> <ul><li><a href="/wiki/M%C3%A9moire_vive_dynamique" title="Mémoire vive dynamique">DRAM</a></li> <li><a href="/wiki/M%C3%A9moire_vive_statique" title="Mémoire vive statique">SRAM</a></li> <li><a href="/wiki/DPRAM" title="DPRAM">DPRAM</a></li> <li><a href="/wiki/M%C3%A9moire_vid%C3%A9o" title="Mémoire vidéo">VRAM</a></li> <li><a href="/wiki/EDRAM" title="EDRAM">eDRAM</a></li> <li><a href="/wiki/1T-SRAM" title="1T-SRAM">1T-SRAM</a></li></ul></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:120px;">En développement</th> <td class="navbox-list" style=";"><a class="mw-selflink selflink">Z-RAM</a></td> </tr> </tbody></table></td> </tr> <tr> <th class="navbox-group" style="width:60px"><a href="/wiki/M%C3%A9moire_non_volatile" title="Mémoire non volatile">Non volatiles</a></th> <td class="navbox-list navbox-even" style=""><table class="navbox-subgroup" style=""> <tbody><tr> <th class="navbox-group" style="width:120px;">Historiques</th> <td class="navbox-list" style=";"><div class="liste-horizontale"> <ul><li><a href="/wiki/Carte_perfor%C3%A9e" title="Carte perforée">Carte perforée</a></li> <li><a href="/wiki/Carte_SmartMedia" title="Carte SmartMedia">Carte SmartMedia</a></li> <li><a href="/wiki/D%C3%A9rouleur_de_bande_magn%C3%A9tique" title="Dérouleur de bande magnétique">Dérouleur de bande magnétique</a></li> <li><a href="/wiki/Pile_de_disques" title="Pile de disques">Pile de disques</a></li> <li><a href="/wiki/Disquette" title="Disquette">Disquette</a></li> <li><a href="/wiki/Disque_magn%C3%A9to-optique" title="Disque magnéto-optique">Disque magnéto-optique</a></li> <li><a href="/wiki/Disque_ZIP" title="Disque ZIP">Disque ZIP</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_bulles" title="Mémoire à bulles">Mémoire à bulles</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_film_mince_sur_fil" title="Mémoire à film mince sur fil">Mémoire à film mince sur fil</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_tores_magn%C3%A9tiques" title="Mémoire à tores magnétiques">Mémoire à tores magnétiques</a></li> <li><a href="/wiki/Ruban_perfor%C3%A9" title="Ruban perforé">Ruban perforé</a></li> <li><a href="/wiki/Tambour_(m%C3%A9moire)" title="Tambour (mémoire)">Tambour</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:120px;">Support</th> <td class="navbox-list navbox-even" style=";"><div class="liste-horizontale"> <ul><li><a href="/wiki/Bande_magn%C3%A9tique" title="Bande magnétique">Bande magnétique</a></li> <li><a href="/wiki/Cl%C3%A9_USB" title="Clé USB">Clé USB</a></li> <li><a href="/wiki/Carte_m%C3%A9moire" title="Carte mémoire">Carte mémoire</a> <ul><li><a href="/wiki/CompactFlash" title="CompactFlash">CF</a></li> <li><a href="/wiki/Carte_MMC" title="Carte MMC">MMC</a></li> <li><a href="/wiki/Memory_Stick" title="Memory Stick">MS</a></li> <li><a href="/wiki/Carte_SD" title="Carte SD">SD</a> <ul><li>miniSD</li> <li>microSD</li></ul></li> <li><a href="/wiki/Carte_xD" title="Carte xD">xD</a></li> <li><a href="/wiki/Carte_XQD" title="Carte XQD">XQD</a></li></ul></li> <li><a href="/wiki/Disque_dur" title="Disque dur">Disque dur</a></li> <li><a href="/wiki/Disque_optique" title="Disque optique">Disque optique</a> <ul><li><a href="/wiki/Disque_compact" title="Disque compact">CD</a></li> <li><a href="/wiki/DVD" title="DVD">DVD</a></li> <li><a href="/wiki/Disque_Blu-ray" title="Disque Blu-ray">Blu-ray</a></li> <li><a href="/wiki/Blu-ray_Ultra_HD" title="Blu-ray Ultra HD">Blu-ray Ultra HD</a></li></ul></li> <li><a href="/wiki/SSD" title="SSD">SSD</a> <ul><li><a href="/wiki/Trim_(informatique)" title="Trim (informatique)">Trim</a></li> <li><a href="/wiki/R%C3%A9partition_de_l%27usure" title="Répartition de l'usure">Répartition de l'usure</a></li></ul></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:120px;">Technologies</th> <td class="navbox-list" style=";"><div class="liste-horizontale"> <ul><li><a href="/wiki/M%C3%A9moire_de_masse" title="Mémoire de masse">Mémoire de masse</a></li> <li><a href="/wiki/M%C3%A9moire_flash" title="Mémoire flash">Flash</a> <ul><li><a href="/wiki/Cellule_multi-niveaux" title="Cellule multi-niveaux">Cellule multi-niveaux</a></li></ul></li> <li><a href="/wiki/M%C3%A9moire_morte" title="Mémoire morte">Morte</a> <ul><li><a href="/wiki/M%C3%A9moire_morte" title="Mémoire morte">ROM</a></li> <li><a href="/wiki/M%C3%A9moire_morte_programmable" title="Mémoire morte programmable">PROM</a></li> <li><a href="/wiki/Erasable_Programmable_Read-Only_Memory" title="Erasable Programmable Read-Only Memory">EPROM</a></li> <li><a href="/wiki/Electrically-erasable_programmable_read-only_memory" title="Electrically-erasable programmable read-only memory">EEPROM</a></li> <li><a href="/wiki/Ultra_Violet_Programmable_Read_Only_Memory" title="Ultra Violet Programmable Read Only Memory">UVPROM</a></li></ul></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:120px;">En développement</th> <td class="navbox-list navbox-even" style=";"><div class="liste-horizontale"> <ul><li><a href="/wiki/Programmable_Metallization_Cell" title="Programmable Metallization Cell">CBRAM</a></li> <li><a href="/wiki/Ferroelectric_Random_Access_Memory" title="Ferroelectric Random Access Memory">FeRAM</a></li> <li><a href="/wiki/M%C3%A9moire_holographique" title="Mémoire holographique">Holographique</a></li> <li><a href="/wiki/Millipede_(m%C3%A9moire)" title="Millipede (mémoire)">Millipede</a></li> <li><a href="/wiki/Magnetic_Random_Access_Memory" title="Magnetic Random Access Memory">MRAM</a></li> <li><a href="/wiki/Nano_Random_Access_Memory" title="Nano Random Access Memory">NRAM</a></li> <li><a href="/wiki/M%C3%A9moire_%C3%A0_changement_de_phase" title="Mémoire à changement de phase">PRAM</a></li> <li><a href="/wiki/M%C3%A9moire_racetrack" title="Mémoire racetrack">Racetrack</a></li> <li><a href="/wiki/Resistive_random-access_memory" title="Resistive random-access memory">RRAM</a></li> <li><a href="/wiki/3D_XPoint" title="3D XPoint">3D XPoint</a></li></ul> </div></td> </tr> </tbody></table></td> </tr> </tbody></table> </div> <ul id="bandeau-portail" class="bandeau-portail"><li><span class="bandeau-portail-element"><span class="bandeau-portail-icone"><span class="noviewer skin-invert-image" typeof="mw:File"><a href="/wiki/Portail:%C3%89lectricit%C3%A9_et_%C3%A9lectronique" title="Portail de l’électricité et de l’électronique"><img alt="icône décorative" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ea/Octicons-circuit-board.svg/24px-Octicons-circuit-board.svg.png" 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