{"id":228126,"date":"2013-10-02T22:00:00","date_gmt":"2013-10-02T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/transpondeur-ultra-sons-a-faible-bruit-et-a-haut-niveau-dintegration\/"},"modified":"2013-10-02T22:00:00","modified_gmt":"2013-10-02T22:00:00","slug":"transpondeur-ultra-sons-a-faible-bruit-et-a-haut-niveau-dintegration","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/transpondeur-ultra-sons-a-faible-bruit-et-a-haut-niveau-dintegration\/","title":{"rendered":"Transpondeur ultra-sons \u00e0 faible bruit et \u00e0 haut niveau d\u2019int\u00e9gration"},"content":{"rendered":"<p>Les syst&egrave;mes d&rsquo;&eacute;chographie doivent d&eacute;sormais se miniaturiser et offrir des images plus claires, afin de rendre les tests et les diagnostics plus faciles, plus rapides, et plus pr&eacute;cis. Ce transpondeur ultra-sons &agrave; faible consommation int&egrave;gre 8 canaux &agrave; pulseurs 200 V &agrave; 3 niveaux et des commutateurs &eacute;mission\/r&eacute;ception, un octuple CAN, un octuple LNA et un octuple amplificateur &agrave; gain variable VGA, ainsi que des m&eacute;langeurs CW, des filtres anti-cr&eacute;nelage et des condensateurs de couplage, le tout dans un petit bo&icirc;tier occupant moins de 65 cm2. Avec 40 % de surface de moins que les solutions conventionnelles, il est donc extr&ecirc;mement int&eacute;ressant au niveau du syst&egrave;me final. Les designs traditionnels font appel &agrave; plus de neuf composants pour le seul commutateur &eacute;mission\/r&eacute;ception pour chacun des 128 canaux, ainsi ce transpondeur permet de remplacer des milliers de composants discrets.<br \/>\nLa sensibilit&eacute; syst&egrave;me et la qualit&eacute; d&rsquo;image sont am&eacute;lior&eacute;es gr&acirc;ce &agrave; son niveau de bruit ultra-faible de 2,8 dB pour Rin et Rs de 200 ohms et au r&eacute;cepteur &agrave; dynamique &eacute;largie d&rsquo;un rapport signal\/bruit de 76 dBFS &agrave; des fr&eacute;quences d&rsquo;entr&eacute;e Fin de 5 MHz et 2 MHz de bande passante.<br \/>\nPropos&eacute; en bo&icirc;tier BGA de 10 x 26 mm, ce circuit est sp&eacute;cifi&eacute; sur la plage de temp&eacute;rature de 0 &deg;C &agrave; +70 &deg;C.<br \/>\n&quot;Le mouvement g&eacute;n&eacute;ral vers des &eacute;quipements d&rsquo;&eacute;chographie offrant davantage de portabilit&eacute; est favorable &agrave; Maxim, dont int&eacute;gration et basse consommation sont les points forts. Maxim est le seul fournisseur &agrave; combiner des blocs haute et basse tension dans un m&ecirc;me bo&icirc;tier,&quot; d&eacute;clare Manav Malhotra, Directeur Ex&eacute;cutif des Ventes chez Maxim Integrated.\n<\/p>\n<p><a href=\"http:\/\/www.maximintegrated.com\/MAX2082\" title=\"www.maximintegrated.com\/MAX2082\">www.maximintegrated.com\/MAX2082<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les concepteurs de syst\u00e8mes \u00e9chographiques peuvent d\u00e9sormais miniaturiser et am\u00e9liorer la qualit\u00e9 et la fiabilit\u00e9 d&rsquo;image de leurs syst\u00e8mes gr\u00e2ce au transpondeur ultra-sons octuple MAX2082 de Maxim Integrated Products. D\u2019un tr\u00e8s haut niveau d&rsquo;int\u00e9gration, ce circuit remplace des milliers de composants discrets au sein de n&rsquo;importe quel syst\u00e8me ultra-sons. Il permet d&rsquo;\u00e9conomiser 40 % de surface de carte et consomme 30% de moins qu&rsquo;une architecture conventionnelle.<\/p>\n","protected":false},"author":22,"featured_media":228127,"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-228126","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Transpondeur ultra-sons \u00e0 faible bruit et \u00e0 haut niveau d\u2019i...<\/title>\n<meta name=\"description\" content=\"Les concepteurs de syst\u00e8mes \u00e9chographiques peuvent d\u00e9sormais miniaturiser et am\u00e9liorer la qualit\u00e9 et la fiabilit\u00e9 d&#039;image de leurs syst\u00e8mes gr\u00e2ce au...\" \/>\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\/228126\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Transpondeur ultra-sons \u00e0 faible bruit et \u00e0 haut niveau d\u2019int\u00e9gration\" \/>\n<meta property=\"og:description\" content=\"Les concepteurs de syst\u00e8mes \u00e9chographiques peuvent d\u00e9sormais miniaturiser et am\u00e9liorer la qualit\u00e9 et la fiabilit\u00e9 d&#039;image de leurs syst\u00e8mes gr\u00e2ce au transpondeur ultra-sons octuple MAX2082 de Maxim Integrated Products. D\u2019un tr\u00e8s haut niveau d&#039;int\u00e9gration, ce circuit remplace des milliers de composants discrets au sein de n&#039;importe quel syst\u00e8me ultra-sons. 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