{"id":231784,"date":"2014-12-16T23:00:00","date_gmt":"2014-12-16T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/synthetiseur-a-faible-jitter-de-phase-pour-communications-serie\/"},"modified":"2014-12-16T23:00:00","modified_gmt":"2014-12-16T23:00:00","slug":"synthetiseur-a-faible-jitter-de-phase-pour-communications-serie","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/synthetiseur-a-faible-jitter-de-phase-pour-communications-serie\/","title":{"rendered":"Synth\u00e9tiseur \u00e0 faible jitter de phase pour communications s\u00e9rie"},"content":{"rendered":"<p>Ce synth&eacute;tiseur &agrave; 10 sorties fournit une horloge haute-fr&eacute;quence dont le jitter de phase est de seulement 86 femtosecondes efficaces, sur toute la plage d&rsquo;int&eacute;gration standard allant de 12 kHz &agrave; 20 MHz. Il comporte un buffer de sorties int&eacute;gr&eacute; qui &eacute;limine les probl&egrave;mes de jitter additionnel et de couplage de bruit de phase entre l&rsquo;oscillateur et le buffer de sorties. Le plancher de bruit de phase est de -161 dBc\/Hz.<br \/>\nLa puce supporte plusieurs configurations et plusieurs niveaux de sortie programmables pour r&eacute;pondre aux exigences d&rsquo;un large &eacute;ventail d&rsquo;applications. La configuration s&rsquo;effectue par l&rsquo;interm&eacute;diaire d&rsquo;une interface s&eacute;rie I2C. Encapsul&eacute; en bo&icirc;tier VFQFPN-56, ce circuit fonctionne sur la plage de temp&eacute;rature ambiante de -40 &deg;C &agrave; +85 &deg;C. En plus d&rsquo;une fonction de coupure de sortie, il supporte deux niveaux logiques pour ses sorties diff&eacute;rentielles. Le premier fournit un niveau de sortie LVPECL avec une excursion typique de 750 mV, tandis que le second d&eacute;livre une excursion et un niveau de sortie similaires mais sans terminaison DC externe. Le composant utilise un quartz fondamental externe qui &eacute;vite les surco&ucirc;ts et les probl&egrave;mes de disponibilit&eacute; typiques des oscillateurs haut-de-gamme.<br \/>\n&quot;Le synth&eacute;tiseur 8T49NS010 garantit le tr&egrave;s faible niveau de jitter n&eacute;cessaire aux communications haut-d&eacute;bit,&quot; d&eacute;clare Louise Gaulin, Vice-Pr&eacute;sident et Directeur G&eacute;n&eacute;ral de la division Communications R&eacute;seau d&rsquo;IDT. &quot;Ce dispositif constitue pour les ing&eacute;nieurs une solution simple, tout en &eacute;tant ultra-performante.&quot;\n<\/p>\n<p><a title=\"www.IDT.com\" target=\"_blank\" href=\"http:\/\/www.IDT.com\" rel=\"noopener\">www.IDT.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Offrant un niveau de gigue (jitter) de phase tr\u00e8s faible, le synth\u00e9tiseur 8T49NS010 d\u2019Integrated Device Technology permet de r\u00e9duire le taux d&rsquo;erreurs de bits au sein des syst\u00e8mes de communication s\u00e9rie actuels. Avec ses buffer de sorties et diviseur int\u00e9gr\u00e9s, il g\u00e9n\u00e8re des signaux d&rsquo;horloges hautes performances bien adapt\u00e9s aux syst\u00e8mes de communication et aux r\u00e9seaux 40 GE et 100 GE.<\/p>\n","protected":false},"author":22,"featured_media":231785,"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-231784","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Synth\u00e9tiseur \u00e0 faible jitter de phase pour communications s\u00e9...<\/title>\n<meta name=\"description\" content=\"Offrant un niveau de gigue (jitter) de phase tr\u00e8s faible, le synth\u00e9tiseur 8T49NS010 d\u2019Integrated Device Technology permet de r\u00e9duire le taux d&#039;erreurs...\" \/>\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\/231784\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Synth\u00e9tiseur \u00e0 faible jitter de phase pour communications s\u00e9rie\" \/>\n<meta property=\"og:description\" content=\"Offrant un niveau de gigue (jitter) de phase tr\u00e8s faible, le synth\u00e9tiseur 8T49NS010 d\u2019Integrated Device Technology permet de r\u00e9duire le taux d&#039;erreurs de bits au sein des syst\u00e8mes de communication s\u00e9rie actuels. Avec ses buffer de sorties et diviseur int\u00e9gr\u00e9s, il g\u00e9n\u00e8re des signaux d&#039;horloges hautes performances bien adapt\u00e9s aux syst\u00e8mes de communication et aux r\u00e9seaux 40 GE et 100 GE.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/231784\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2014-12-16T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci7075_idt_npa-088_lres.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"360\" \/>\n\t<meta property=\"og:image:height\" content=\"288\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta 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