{"id":187890,"date":"2016-12-23T05:02:27","date_gmt":"2016-12-23T05:02:27","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/can-sar-16bits-a-echantillonnage-simultane-de-15-mech-s\/"},"modified":"2016-12-23T05:02:27","modified_gmt":"2016-12-23T05:02:27","slug":"can-sar-16bits-a-echantillonnage-simultane-de-15-mech-s","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/can-sar-16bits-a-echantillonnage-simultane-de-15-mech-s\/","title":{"rendered":"CAN SAR 16bits, \u00e0 \u00e9chantillonnage simultan\u00e9 de 1,5 M\u00e9ch.\/s"},"content":{"rendered":"<p>Ce CAN SAR pr\u00e9sente une entr\u00e9e pratique acceptant des signaux analogiques diff\u00e9rentiels, unipolaires ou bipolaires, ainsi que des signaux arbitraires, et maintient un rapport signal sur bruit (SNR) de 82 dB et un taux de r\u00e9jection en mode commun (CMRR) \u00e9lev\u00e9 de 102 dB, tout en \u00e9chantillonnant les signaux d\u2019entr\u00e9e jusqu\u2019\u00e0 la fr\u00e9quence de Nyquist. Cette large bande passante d\u2019entr\u00e9e permet la num\u00e9risation des signaux d\u2019entr\u00e9e jusqu\u2019\u00e0 la fr\u00e9quence de Nyquist de 750 kHz.<\/p>\n<p>Le composant int\u00e8gre une r\u00e9f\u00e9rence de tension \u00e0 barri\u00e8re de potentiel de pr\u00e9cision, \u00e0 faible d\u00e9rive et coefficient de temp\u00e9rature maximum garanti de 20 ppm\/\u00b0C, dans un petit bo\u00eetier QFN-52 de 55 mm<sup>2<\/sup>, \u00e9conomisant ainsi de la place dans les conceptions de haute densit\u00e9. Parall\u00e8lement, la r\u00e9f\u00e9rence interne peut \u00eatre renforc\u00e9e par l\u2019adjonction de jusqu\u2019\u00e0 quatre r\u00e9f\u00e9rences de tension externes s\u00e9par\u00e9es, pour chacune des paires de deux canaux, afin de s\u2019adapter&nbsp;au mieux \u00e0 la gamme de la tension d\u2019entr\u00e9e de l\u2019application. Ce convertisseur \u00e9chantillonne trois fois plus vite et pr\u00e9sente la dissipation de puissance la plus basse par rapport \u00e0 n\u2019importe quel CAN SAR octuple du march\u00e9 actuel.<\/p>\n<p>Ce produit est \u00e0 la t\u00eate d\u2019une famille de CAN SAR de 12, 14 et 16 bits, avec options simple, double, quadruple et octuple, \u00e0 vitesse d\u2019\u00e9chantillonnage pouvant aller jusqu\u2019\u00e0 5 M\u00e9ch.\/s. Toute la famille accepte des tensions diff\u00e9rentielles en entr\u00e9e allant de 8,192 V \u00e0 10 V cr\u00eate-\u00e0-cr\u00eate, num\u00e9risant sur une large gamme de tensions d\u2019entr\u00e9e en mode commun, et ne requiert pas de configuration pour un type de signal d\u2019entr\u00e9e, ce qui assure une plus grande souplesse dans la cha\u00eene du signal d\u2019entr\u00e9e.<\/p>\n<hr \/>\n<p>En outre, cette famille propose les options d\u2019alimentations de 3,3 V ou de 5 V, et d\u2019interfaces s\u00e9rie rapides CMOS ou LVDS, compatibles SPI,&nbsp;appropri\u00e9es aux applications haute vitesse et \u00e0 espace restreint des syst\u00e8mes industriels, m\u00e9dicaux et de communications ainsi que ceux aliment\u00e9s sur batterie.<\/p>\n<p>Ce convertisseur est propos\u00e9 dans les classes de temp\u00e9ratures commerciales (0 \u00e0 70 \u00b0C), industrielles (-40 \u00b0C \u00e0 + 85 \u00b0C) et de l\u2019automobile (-40 \u00b0C \u00e0 +125 \u00b0C). Il est support\u00e9 par la carte d\u2019\u00e9valuation DC2395A d\u00e9di\u00e9e \u00e0 toute cette famille de CAN SAR.<\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LTC2320-1\" target=\"_blank\" rel=\"noopener\">www.linear.com\/product\/LTC2320-1<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dot\u00e9 de huit canaux \u00e0 \u00e9chantillonnage simultan\u00e9, le LTC2320-16 de Linear Technology est un convertisseur analogique-num\u00e9rique \u00e0 registre \u00e0 approximations successives (CAN SAR) 16 bits, sans \u00e9tat de latence, de 1,5M\u00e9ch.\/s par canal et \u00e0 gamme de tensions d\u2019entr\u00e9e rail-\u00e0-rail en mode commun, capable de maintenir ses performances en alternatif jusqu\u2019\u00e0 la fr\u00e9quence de Nyquist.<\/p>\n","protected":false},"author":9,"featured_media":187891,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[889],"domains":[47],"ppma_author":[1141],"class_list":["post-187890","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-analog-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>CAN SAR 16bits, \u00e0 \u00e9chantillonnage simultan\u00e9 de 1,5 M\u00e9ch.\/s ...<\/title>\n<meta name=\"description\" content=\"Dot\u00e9 de huit canaux \u00e0 \u00e9chantillonnage simultan\u00e9, le LTC2320-16 de Linear Technology est un convertisseur analogique-num\u00e9rique \u00e0 registre \u00e0...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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