{"id":225438,"date":"2012-10-22T22:00:00","date_gmt":"2012-10-22T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/driver-laser-a-etalonnage-automatique-et-controleur-sfp\/"},"modified":"2012-10-22T22:00:00","modified_gmt":"2012-10-22T22:00:00","slug":"driver-laser-a-etalonnage-automatique-et-controleur-sfp","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/driver-laser-a-etalonnage-automatique-et-controleur-sfp\/","title":{"rendered":"Driver laser \u00e0 \u00e9talonnage automatique et contr\u00f4leur SFP"},"content":{"rendered":"<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">Le MAX3711 constitue une solution PMD tr&egrave;s int&eacute;gr&eacute;e, &eacute;conomique et tr&egrave;s performante, avec une consommation de seulement 75 mA. Il propose un mode &eacute;talonnage automatique de laser pour am&eacute;liorer les co&ucirc;ts de fabrication et la qualit&eacute; des modules boucles RPA et ERC int&eacute;gr&eacute;es, fonctionnant dans la large plage de d&eacute;bit de donn&eacute;es allant de 155 Mbits\/s &agrave; 3.125 Gbits\/s. Une interface num&eacute;rique 3 fils int&eacute;gr&eacute;e contr&ocirc;le le driver de laser et les fonctions de limitation d&rsquo;amplification. La boucle d&rsquo;asservissement de courant de modulation int&eacute;gr&eacute;e &eacute;limine le recours aux tables de correspondance de temp&eacute;rature (LUT) pour contr&ocirc;ler le courant de modulation. Ce circuit permet aussi de communiquer avec le DS1886 qui offre une stabilit&eacute; fixe de machine &agrave; &eacute;tats ce qui am&eacute;liore la qualit&eacute; de l&rsquo;application. Ce dernier dispose d&rsquo;une table de correspondance de temp&eacute;rature (LUT) pour la compensation des erreurs de poursuite APC, et variables en double boucle ferm&eacute;e. Il assure la gestion de mots de passe tr&egrave;s souple, permettant de d&eacute;finir trois niveaux de s&eacute;curit&eacute; et r&eacute;pond &agrave; toutes les exigences de contr&ocirc;le et de supervision SFF-8472. Une commande de ratio d&rsquo;extinction &agrave; double boucle &eacute;vite le d&eacute;veloppement de logiciel. <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">&quot;Il s&rsquo;agit d&rsquo;un chipset hautes performances de nouvelle g&eacute;n&eacute;ration, s&rsquo;appuyant sur la gamme SFP &eacute;prouv&eacute;e de Maxim, avec une int&eacute;gration plus pouss&eacute;e, des co&ucirc;ts inf&eacute;rieurs, et une consommation r&eacute;duite&quot;, d&eacute;clare Simon McCaul, Directeur d&rsquo;activit&eacute; Senior chez Maxim Integrated. &quot;Le lancement de produits &lsquo;Time-to-maket&rsquo; se voit r&eacute;duit dans la mesure o&ugrave; le DS1886, qui est bas&eacute; sur une machine &agrave; &eacute;tats, &eacute;vite le d&eacute;veloppement de logiciel.&quot;<br \/>\n&quot;Les fabricants de modules optiques subissent une pression sur les prix depuis des ann&eacute;es, mais le premier semestre 2012 aura &eacute;t&eacute; particuli&egrave;rement brutal&quot;, d&eacute;clare Vladimir Kozlov, Pr&eacute;sident et fondateur du cabinet d&rsquo;&eacute;tudes de march&eacute; LightCounting Market Research. &quot;Le lancement de ce chipset arrive &agrave; point nomm&eacute;, puisque les am&eacute;liorations qu&rsquo;il am&egrave;ne au niveau qualit&eacute; et fiabilit&eacute;, se traduisent par des co&ucirc;ts de fabrication inf&eacute;rieurs, qui aideront de nombreux fournisseurs sur le march&eacute;.&quot;<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">Le MAX3711 se pr&eacute;sente en petit bo&icirc;tier TQFN 24 broches, de 4 x 4 mm, &agrave; pad expos&eacute; et fonctionne dans la plage de temp&eacute;rature de -40 &deg;C &agrave; +95 &deg;C. Le DS1886, &eacute;galement en TQFN 24 mais de 5 x 4 mm, fonctionne entre -40 &deg;C et +85 &deg;C.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\">&nbsp;<\/p>\n<p><a href=\"http:\/\/www.maximintegrated.com\/landing\/index.mvp?lpk=740&amp;utm_source=press%20release&amp;utm_medium=press%20release&amp;utm_content=SFP&amp;utm_campaign=Optical%20Electronics%20Q113\" target=\"_blank\" title=\"www.maximintegrated.com\" rel=\"noopener\">www.maximintegrated.com\/landing\/index.mvp?lpk=740&amp;utm_source=press%20release&amp;utm_medium=press%20release&amp;utm_content=SFP&amp;utm_campaign=Optical%20Electronics%20Q113<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Maxim integrated Products pr\u00e9sente la puce combin\u00e9e driver laser \/ amplificateur limiteur MAX3711 dot\u00e9e \u00e0 la fois d&rsquo;un contr\u00f4le de puissance automatique APC et d&rsquo;un contr\u00f4le de ratio d&rsquo;extinction ERC. Il s\u2019associe au DS1886, un petit contr\u00f4leur et moniteur de diagnostic SFP d&rsquo;unit\u00e9 r\u00e9seau optique ONU, pour r\u00e9seau optique passif PON, pour former un chipset permettant de simplifier la fabrication et de r\u00e9duire les co\u00fbts de production des modules optiques.<\/p>\n","protected":false},"author":22,"featured_media":225439,"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-225438","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Driver laser \u00e0 \u00e9talonnage automatique et contr\u00f4leur SFP ...<\/title>\n<meta name=\"description\" content=\"Maxim integrated Products pr\u00e9sente la puce combin\u00e9e driver laser \/ amplificateur limiteur MAX3711 dot\u00e9e \u00e0 la fois d&#039;un contr\u00f4le de puissance automatique...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/225438\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Driver laser \u00e0 \u00e9talonnage automatique et contr\u00f4leur SFP\" \/>\n<meta property=\"og:description\" content=\"Maxim integrated Products pr\u00e9sente la puce combin\u00e9e driver laser \/ amplificateur limiteur MAX3711 dot\u00e9e \u00e0 la fois d&#039;un contr\u00f4le de puissance automatique APC et d&#039;un contr\u00f4le de ratio d&#039;extinction ERC. 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