{"id":227022,"date":"2013-05-06T22:00:00","date_gmt":"2013-05-06T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/attenuateur-radio-numerique\/"},"modified":"2013-05-06T22:00:00","modified_gmt":"2013-05-06T22:00:00","slug":"attenuateur-radio-numerique","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/attenuateur-radio-numerique\/","title":{"rendered":"Att\u00e9nuateur radio num\u00e9rique"},"content":{"rendered":"<p>Ce DSA radio 6 bits est optimis&eacute; pour les exigences strictes des trajets signaux d&rsquo;&eacute;mission, de r&eacute;ception et de pr&eacute;-distorsion num&eacute;rique des stations de base. Il est dot&eacute; d&rsquo;un brochage 100% compatible avec les offres du march&eacute; mais int&egrave;gre, en plus, des condensateurs de blocage et des techniques innovantes pour r&eacute;duire la nomenclature et am&eacute;liorer les performances. Bas&eacute; sur la plateforme technologique propri&eacute;taire &quot;Glitch-Free&quot;, cet att&eacute;nuateur r&eacute;duit les transitoires au passage des crans, ou &quot;glitch&quot;, lors des transitions MSB (bit de poids le plus fort) jusqu&rsquo;&agrave; 95% dans les stations de base cellulaires multistandard 2G, 3G ou 4G et les applications industrielles. Ces DSA permettent aux utilisateurs de simplifier leur interface logicielle, d&rsquo;am&eacute;liorer la fiabilit&eacute;, et d&rsquo;&eacute;viter les dommages aux sous-ensembles co&ucirc;teux comme les amplificateurs de puissance.<br \/>\n&quot;Ce DSA innovant est le dernier-n&eacute; de notre offre produits leader en mati&egrave;re de signaux radio,&quot; d&eacute;clare Christian Kermarrec, Vice-Pr&eacute;sident et Directeur G&eacute;n&eacute;ral pour les Syst&egrave;mes sans-fil chez IDT. &quot;En plus de r&eacute;duire de 95% le glitch transitoire lors des transitions MSB, notre tout nouveau DSA &eacute;limine le besoin de condensateurs s&eacute;rie, et int&egrave;gre plusieurs fonctionnalit&eacute;s importantes, comme un mode parall&egrave;le &agrave; verrouillage, et une possibilit&eacute; de configuration par d&eacute;faut. Le dispositif constitue &eacute;galement un rempla&ccedil;ant direct, &agrave; brochage 100% compatible, pour les circuits 20 broches existants propos&eacute;s par d&rsquo;autres fournisseurs, ce qui en fait une solution d&rsquo;&eacute;volution id&eacute;ale pour les utilisateurs souhaitant simplifier leur carte, tout en am&eacute;liorant les performances syst&egrave;me.&quot;<br \/>\nLe circuit fonctionne de 400 MHz &agrave; 4000 MHz et offre une gamme d&rsquo;att&eacute;nuation de 31.5 dB par crans de 0.5 dB (6 bits). Il offre &eacute;galement une distorsion d&rsquo;intermodulation IM3 extr&ecirc;mement basse, pour de meilleures performances des signaux &agrave; pr&eacute;-distorsion num&eacute;rique DPD, ce qui permet une meilleure conformit&eacute; du masque spectral de l&rsquo;&eacute;metteur et une plus faible consommation. En outre, il pr&eacute;sente une tr&egrave;s faible perte d&rsquo;insertion, inf&eacute;rieure &agrave; 1.35 dB &agrave; 2 GHz, et une pr&eacute;cision extr&ecirc;mement &eacute;lev&eacute;e, inf&eacute;rieure &agrave; 0.25 dB en fonction de la temp&eacute;rature, ce qui se traduit par une meilleure sensibilit&eacute; et un rapport signal \/ bruit SNR am&eacute;lior&eacute; le long du trajet signal du r&eacute;cepteur.<br \/>\nCe dispositif convient particuli&egrave;rement au r&eacute;glage du niveau de puissance de syst&egrave;mes 4G, TDD, WCDMA, EGSM et autres. Il est actuellement &eacute;chantillonn&eacute; en bo&icirc;tier QFPN 20 broches de 4 x 4 mm.<\/p>\n<\/p>\n<p><a target=\"_blank\" href=\"http:\/\/www.IDT.com\" title=\"www.IDT.com\" rel=\"noopener\">www.IDT.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Integrated Device Technology pr\u00e9sente son DSA IDTP1953, un att\u00e9nuateur radio num\u00e9rique \u00e0 crans exempt de bruits de transition, ou Glitch-Free \u00e0 condensateurs de blocage int\u00e9gr\u00e9s. Ce circuit est un rempla\u00e7ant potentiel, \u00e0 brochage 100% compatible, des DSA les plus courants qui permet aux utilisateurs de r\u00e9duire leur nomenclature, d&rsquo;optimiser l&rsquo;encombrement sur carte, et d&rsquo;am\u00e9liorer les performances des stations de base et des applications industrielles.<\/p>\n","protected":false},"author":22,"featured_media":227023,"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-227022","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Att\u00e9nuateur radio num\u00e9rique ...<\/title>\n<meta name=\"description\" content=\"Integrated Device Technology pr\u00e9sente son DSA IDTP1953, un att\u00e9nuateur radio num\u00e9rique \u00e0 crans exempt de bruits de transition, ou Glitch-Free \u00e0...\" \/>\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\/227022\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Att\u00e9nuateur radio num\u00e9rique\" \/>\n<meta property=\"og:description\" content=\"Integrated Device Technology pr\u00e9sente son DSA IDTP1953, un att\u00e9nuateur radio num\u00e9rique \u00e0 crans exempt de bruits de transition, ou Glitch-Free \u00e0 condensateurs de blocage int\u00e9gr\u00e9s. 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