{"id":222555,"date":"2011-09-27T22:00:00","date_gmt":"2011-09-27T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/amplificateur-operationnel-pilote-de-can-sar\/"},"modified":"2011-09-27T22:00:00","modified_gmt":"2011-09-27T22:00:00","slug":"amplificateur-operationnel-pilote-de-can-sar","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/amplificateur-operationnel-pilote-de-can-sar\/","title":{"rendered":"Amplificateur op\u00e9rationnel pilote de CAN SAR"},"content":{"rendered":"<p>La pompe de charges, &agrave; tr&egrave;s faible niveau de bruit, int&eacute;gr&eacute;e dans le LTC6360, procure un rail de tension n&eacute;gative interne, permettant de se passer d&rsquo;une alimentation n&eacute;gative. Par rapport aux amplificateurs classiques, aliment&eacute;s sur une seule alimentation et &agrave; sortie rail-&agrave;-rail, dont l&rsquo;excursion commence &agrave; quelques centaines de millivolts &agrave; partir de la masse, le LTC6360 offre une lin&eacute;arit&eacute; et une gamme dynamique am&eacute;lior&eacute;es pour les applications qui b&eacute;n&eacute;ficieront de l&rsquo;excursion de sortie &agrave; partir de z&eacute;ro volt vrai.<br \/>\nLe LTC6360 r&eacute;alise une pr&eacute;cision remarquable et est id&eacute;al pour piloter des CAN SAR (convertisseur analogique-num&eacute;rique &agrave; registre &agrave; approximations successives) de 16&#8209;bits et 18&#8209;bits. La tension de d&eacute;calage de z&eacute;ro en entr&eacute;e est inf&eacute;rieure &agrave; 250&micro;V max., et le niveau de bruit est de seulement 2,3nV\/&Ouml; Hz, ce qui procure une gamme dynamique excellente. Le temps d&rsquo;&eacute;tablissement du composant &agrave; 16&#8209;bits est de 150ns, sa bande passante &agrave; -3dB est de 250MHz en boucle ferm&eacute;e. La distorsion harmonique (HD2\/HD3) est de -103dBc \/ -109dBc &agrave; fentr&eacute;e&nbsp;=&nbsp;40kHz. Le LTC6360 est stable au gain unit&eacute;, ainsi peut-il &ecirc;tre utilis&eacute; en tant qu&rsquo;amplificateur tampon pour obtenir le niveau de bruit de sortie le plus faible. La sortie est con&ccedil;ue pour piloter un filtre RC s&eacute;rie, avec une r&eacute;sistance de 10ohms et un condensateur de 330pF, bien que des condensateurs de plus forte capacit&eacute; puissent &ecirc;tre aussi pilot&eacute;s.<\/p>\n<p>Le LT6360 est disponible en bo&icirc;tiers MSOP et DFN, 3 mm x 3 mm, de 8 broches, et est sp&eacute;cifi&eacute; sur les gammes de temp&eacute;ratures commerciales (0&deg;C &agrave; 70&deg;C), industrielles (-40&deg;C &agrave; 85&deg;C) et &eacute;tendues (-40&deg;C &agrave; 125&deg;C). <\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LTC6360\">www.linear.com\/product\/LTC6360<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linear Technology pr\u00e9sente le LTC6360, un amplificateur tr\u00e8s rapide, \u00e0 tr\u00e8s faible niveau de bruit, capable de piloter \u00e0 partir de 0V tout en maintenant une grande lin\u00e9arit\u00e9, aliment\u00e9 sur une alimentation unique de +5V.<\/p>\n","protected":false},"author":22,"featured_media":222556,"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-222555","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Amplificateur op\u00e9rationnel pilote de CAN SAR ...<\/title>\n<meta name=\"description\" content=\"Linear Technology pr\u00e9sente le LTC6360, un amplificateur tr\u00e8s rapide, \u00e0 tr\u00e8s faible niveau de bruit, capable de piloter \u00e0 partir de 0V tout en maintenant...\" \/>\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\/222555\/\" \/>\n<meta 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