{"id":226572,"date":"2013-03-12T23:00:00","date_gmt":"2013-03-12T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/can-sar-14-bits-45mech-s-a-reference-de-tension-de-precision\/"},"modified":"2013-03-12T23:00:00","modified_gmt":"2013-03-12T23:00:00","slug":"can-sar-14-bits-45mech-s-a-reference-de-tension-de-precision","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/can-sar-14-bits-45mech-s-a-reference-de-tension-de-precision\/","title":{"rendered":"CAN SAR 14-bits, 4,5M\u00e9ch.\/s, \u00e0 r\u00e9f\u00e9rence de tension de pr\u00e9cision"},"content":{"rendered":"<p>Ce convertisseur fonctionne sur une tension d&rsquo;alimentation de 3 V ou 5 V et pr&eacute;sente une tr&egrave;s faible dissipation de18 mW sous 3V ou 31mW sous 5V. Gr&acirc;ce &agrave; son interface s&eacute;rie SPI, sa petite empreinte et sa tr&egrave;s faible dissipation, ce circuit convient &agrave; une large gamme d&rsquo;applications portables et &agrave; espace contraint, incluant les instruments m&eacute;dicaux, les appareils de t&eacute;l&eacute;communications et les dispositifs aliment&eacute;s sur batterie.<br \/>\nIl se d&eacute;cline &eacute;galement en une version 12 bits, le LTC2315-12, &agrave; compatibilit&eacute; de brochage et de logiciel, pr&eacute;sentant une vitesse d&rsquo;&eacute;chantillonnage de 5 M&eacute;ch.\/s. Ces deux composants sont les chefs de file d&rsquo;une famille de CAN SAR de 12 bits et 14 bits, pr&eacute;sentant des vitesses d&rsquo;&eacute;chantillonnage de 500 k&eacute;ch.\/s &agrave; 5 M&eacute;ch.\/s, avec un SNR de 77,5 dB pour une r&eacute;solution de 14 bits et de 73 dB pour une r&eacute;solution de 12 bits. Les caract&eacute;ristiques pr&eacute;cises en courant continu comprennent une INL et une DNL maximum de respectivement &plusmn;3,75 LSB et de &plusmn;0,991 LSB sur 14 bits, et de &plusmn;1,25 LSB et &plusmn;0,991 LSB sur 12 bits. La famille compl&egrave;te de CAN SAR 14 bits pr&eacute;sente des produits &agrave; entr&eacute;es unipolaires, &agrave; petit bo&icirc;tier TSOT-23 de huit broches, avec une r&eacute;f&eacute;rence de tension de pr&eacute;cision int&eacute;gr&eacute;e, une faible dissipation, un fonctionnement possible sur 3 V ou 5 V, ainsi que des modes de fonctionnement en repos et en sommeil pour optimiser la consommation dans un appareil.<br \/>\nLes deux composants 14 bits et 12 bits fonctionnent dans les gammes de temp&eacute;ratures commerciales, industrielles et de l&rsquo;automobiles de -40 &deg;C &agrave; +125 &deg;C. La carte d&rsquo;&eacute;valuation DC1563A est propos&eacute;e pour la version 14 bits.<\/p>\n<\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LTC2314-14\" target=\"_blank\" title=\"www.linear.com\/product\/LTC2314-14\" rel=\"noopener\">www.linear.com\/product\/LTC2314-14<\/a><a href=\"http:\/\/www.linear.com\/product\/LTC2315-12\" target=\"_blank\" title=\"www.linear.com\/product\/LTC2315-12\" rel=\"noopener\"><br \/>\nwww.linear.com\/product\/LTC2315-12<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pr\u00e9sent\u00e9 dans un petit bo\u00eetier TSOT-23 de huit broches, le LTC2314-14 de Linear Technology est un convertisseur A\/N \u00e0 registre \u00e0 approximations successives (SAR), 14 bits, 4,5M\u00e9ch.\/s, offrant jusqu\u2019\u00e0 90% de r\u00e9duction de taille par rapport \u00e0 d\u2019autres produits du march\u00e9 pour les applications soucieuses d\u2019\u00e9conomie de place. Il int\u00e8gre une r\u00e9f\u00e9rence de tension de pr\u00e9cision de 2,048 V \/ 4,096 V, avec un coefficient de temp\u00e9rature typique de 7 ppm\/\u00b0C et garanti de 20 ppm\/\u00b0C max.<\/p>\n","protected":false},"author":22,"featured_media":226573,"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-226572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>CAN SAR 14-bits, 4,5M\u00e9ch.\/s, \u00e0 r\u00e9f\u00e9rence de tension de pr\u00e9...<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sent\u00e9 dans un petit bo\u00eetier TSOT-23 de huit broches, le LTC2314-14 de Linear Technology est un convertisseur A\/N \u00e0 registre \u00e0 approximations...\" \/>\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\/226572\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CAN SAR 14-bits, 4,5M\u00e9ch.\/s, \u00e0 r\u00e9f\u00e9rence de tension de pr\u00e9cision\" \/>\n<meta property=\"og:description\" content=\"Pr\u00e9sent\u00e9 dans un petit bo\u00eetier TSOT-23 de huit broches, le LTC2314-14 de Linear Technology est un convertisseur A\/N \u00e0 registre \u00e0 approximations successives (SAR), 14 bits, 4,5M\u00e9ch.\/s, offrant jusqu\u2019\u00e0 90% de r\u00e9duction de taille par rapport \u00e0 d\u2019autres produits du march\u00e9 pour les applications soucieuses d\u2019\u00e9conomie de place. Il int\u00e8gre une r\u00e9f\u00e9rence de tension de pr\u00e9cision de 2,048 V \/ 4,096 V, avec un coefficient de temp\u00e9rature typique de 7 ppm\/\u00b0C et garanti de 20 ppm\/\u00b0C max.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/226572\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2013-03-12T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/test.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6381_ltc2314.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2031\" \/>\n\t<meta property=\"og:image:height\" content=\"1451\" \/>\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 name=\"twitter:data1\" 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