{"id":225009,"date":"2012-08-30T22:00:00","date_gmt":"2012-08-30T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/chipset-emetteur-40g-basse-consommation-et-haut-debit\/"},"modified":"2012-08-30T22:00:00","modified_gmt":"2012-08-30T22:00:00","slug":"chipset-emetteur-40g-basse-consommation-et-haut-debit","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/chipset-emetteur-40g-basse-consommation-et-haut-debit\/","title":{"rendered":"Chipset \u00e9metteur 40G basse consommation et haut d\u00e9bit"},"content":{"rendered":"<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">Les centres de calcul et les r&eacute;seaux de transmission de donn&eacute;es doivent accro&icirc;tre sensiblement leur densit&eacute; de donn&eacute;es, tout en respectant leurs contraintes de consommation d&eacute;j&agrave; serr&eacute;es. Cette solution &agrave; &eacute;metteur QSFP+ r&eacute;pond &agrave; ces deux objectifs. En effet, elle fournit un d&eacute;bit de donn&eacute;es 4 fois sup&eacute;rieur, dans seulement une fois et demie la surface d&rsquo;une solution SFP+ &agrave; un seul canal. Tout aussi important, ce chipset permet aux modules 4 x 10 Gbits\/s QSFP+ de consommer moins par canal que des modules SFP+ individuels. Les fournisseurs de services et les op&eacute;rateurs r&eacute;seau peuvent d&eacute;sormais tirer parti d&rsquo;une solution de basse consommation qui prolonge la vie des syst&egrave;mes, r&eacute;duit les co&ucirc;ts d&rsquo;exploitation, et &eacute;conomise de pr&eacute;cieuses ressources &eacute;nerg&eacute;tiques.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">&quot;La consommation d&rsquo;&eacute;nergie appara&icirc;t d&eacute;sormais comme la contrainte majeure dans les centres de calcul d&rsquo;aujourd&rsquo;hui,&quot; d&eacute;clare Karen Liu, Analyste en chef chez Ovum. &quot;Elle limite la densit&eacute; et les performances qui, &agrave; leur tour, d&eacute;terminent le co&ucirc;t. Le chipset innovant propos&eacute; par Maxim r&eacute;pond &agrave; cette pr&eacute;occupation majeure.&quot;<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">Le driver MAX3948 offre une consommation inf&eacute;rieure &agrave; 2 W pour les 4 canaux de transmission, assurant moins de 3.5 W pour le module QSFP+. Son interface laser &agrave; couplage CC brevet&eacute;e r&eacute;duit la consommation et le nombre de composants externes. Sp&eacute;cifi&eacute; pour la plage de temp&eacute;rature -40 &deg;C &agrave; +95 &deg;C, ce composant est propos&eacute; en bo&icirc;tier TQFN 16 broches de&nbsp; 3 x 3 mm<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">Le microcontr&ocirc;leur optique DS4830 int&egrave;gre dans un bo&icirc;tier TQFN 40 broches de 5 x 5 mm, un CAN 13 bits &agrave; r&eacute;partiteur de charge (&quot;Round-Robin&quot;) d&eacute;di&eacute; permettant de soulager le microcontr&ocirc;leur 16 bits et d&rsquo;abaisser la fr&eacute;quence d&rsquo;horloge. Un accumulateur multiplicateur (MAC) monocycle acc&eacute;l&egrave;re les calculs de filtres passants et g&egrave;re facilement quatre boucles de contr&ocirc;le de puissance moyenne APC.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">&quot;Les MAX3948 et DS4830 d&eacute;montrent l&rsquo;approche innovante de Maxim en mati&egrave;re d&rsquo;int&eacute;gration. Ce chipset repousse les limites de densit&eacute; de puissance des interconnexions dans les centres de calcul en utilisant le couplage CC jusqu&rsquo;au laser,&quot; d&eacute;clare Dr. Andrew Sharratt, Directeur Commercial senior, chez Maxim Integrated Products. &quot;Ce transpondeur r&eacute;pond &agrave; toutes les exigences QSFP+ et pr&eacute;sente une dissipation thermique minimum.&quot;<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">&nbsp;<\/p>\n<p><a title=\"www.maxim-ic.com\" target=\"_blank\" href=\"http:\/\/www.maxim-ic.com\" rel=\"noopener\">www.maxim-ic.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Maxim Integrated Products pr\u00e9sente le 40GBASE-LR4 QSFP+, un chipset \u00e9metteur 40G \u00e0 4 canaux qui apporte aux centres de calcul un d\u00e9bit 4 fois sup\u00e9rieur, malgr\u00e9 une tr\u00e8s faible consommation et un encombrement \u00e0 peine sup\u00e9rieur \u00e0 celui d&rsquo;une solution monocanal. Il comprend le driver laser \u00e0 couplage CC MAX3948 et le microcontr\u00f4leur optique DS4830.<\/p>\n","protected":false},"author":22,"featured_media":225010,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-225009","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Chipset \u00e9metteur 40G basse consommation et haut d\u00e9bit ...<\/title>\n<meta name=\"description\" content=\"Maxim Integrated Products pr\u00e9sente le 40GBASE-LR4 QSFP+, un chipset \u00e9metteur 40G \u00e0 4 canaux qui apporte aux centres de calcul un d\u00e9bit 4 fois sup\u00e9rieur,...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/225009\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chipset \u00e9metteur 40G basse consommation et haut d\u00e9bit\" \/>\n<meta property=\"og:description\" content=\"Maxim Integrated Products pr\u00e9sente le 40GBASE-LR4 QSFP+, un chipset \u00e9metteur 40G \u00e0 4 canaux qui apporte aux centres de calcul un d\u00e9bit 4 fois sup\u00e9rieur, malgr\u00e9 une tr\u00e8s faible consommation et un encombrement \u00e0 peine sup\u00e9rieur \u00e0 celui d&#039;une solution monocanal. 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