{"id":138766,"date":"2017-11-14T00:31:44","date_gmt":"2017-11-14T00:31:44","guid":{"rendered":"https:\/\/\/eeprom-serie-a-un-fil-pour-lidentification-a-distance\/"},"modified":"2017-11-14T00:31:44","modified_gmt":"2017-11-14T00:31:44","slug":"eeprom-serie-a-un-fil-pour-lidentification-a-distance","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/eeprom-serie-a-un-fil-pour-lidentification-a-distance\/","title":{"rendered":"EEPROM s\u00e9rie \u00e0 un fil pour l\u2019identification \u00e0 distance"},"content":{"rendered":"<p>L\u2019EEPROM <b>AT21CS11<\/b> se r\u00e9v\u00e8le id\u00e9ale pour l\u2019identification et l\u2019authentification d\u2019objets distants, tels que les cartouches ou c\u00e2bles, sur lesquels il existe peu d&rsquo;espace pr\u00e9vu pour les composants \u00e9lectroniques. Chaque AT21CS11 poss\u00e8de un num\u00e9ro de s\u00e9rie unique pr\u00e9programm\u00e9, ainsi que cinq sections de m\u00e9moire EEPROM. L\u2019une des sections de m\u00e9moire ou la totalit\u00e9 peut \u00eatre verrouill\u00e9e de fa\u00e7on permanente par le fabricant de l\u2019\u00e9quipement final, pour permettre le suivi des produits et l\u2019identification de consommables, aidant ainsi \u00e0 pr\u00e9venir la contrefa\u00e7on. L\u2019EEPROM est id\u00e9ale pour les clients devant garantir leur produit, ou emp\u00eacher l\u2019utilisation de contrefa\u00e7ons, en assurant un fonctionnement correct en continu de leurs \u00e9quipements pendant les remplacements autoris\u00e9s de pi\u00e8ces d\u00e9tach\u00e9s.&nbsp;<\/p>\n<p>L\u2019AT21CS11 est la deuxi\u00e8me EEPROM \u00e0 un fil propos\u00e9e par Microchip. Ce nouveau composant \u00e9tend la plage de tensions de fonctionnement \u00e0 4,5 V, le rendant ainsi adapt\u00e9 \u00e0 une utilisation avec des appareils aliment\u00e9s par une batterie au lithium-ion, comme les appareils m\u00e9dicaux jetables et les cigarettes \u00e9lectroniques. Il se connecte \u00e0 un syst\u00e8me gr\u00e2ce \u00e0 une connexion SI\/O <i>(Single Input\/Output)<\/i>, qui sert \u00e0 la fois pour la communication et pour l\u2019alimentation du composant. Ne n\u00e9cessitant qu\u2019un seul fil et une masse, ce circuit permet aux fabricants de connecteurs de c\u00e2bles FTTH <i>(Fibre-to-the-Home)<\/i> d\u2019int\u00e9grer des param\u00e8tres critiques \u00e0 diff\u00e9rents types de c\u00e2bles. La connexion SI\/O permet \u00e9galement l\u2019utilisation d\u2019un simple connecteur m\u00e9canique \u00e0 deux points \u00e0 encliqueter ou \u00e0 visser, id\u00e9al pour les appareils jetables pour lesquels les solutions plus encombrantes \u00e0 3, 5 ou 8 fils s\u2019av\u00e8rent peu commodes.<\/p>\n<p>En pla\u00e7ant l\u2019EEPROM dans un c\u00e2ble ou une cartouche amovible, les fabricants peuvent cr\u00e9er des consommables facilement identifiables ou authentifiables. Le composant int\u00e8gre 1&nbsp;ko de m\u00e9moire EEPROM (4 secteurs de 256&nbsp;bits chacun), un num\u00e9ro de s\u00e9rie 64&nbsp;bits et 128&nbsp;bits de m\u00e9moire suppl\u00e9mentaire, pour le suivi des enregistrements et la programmation par l\u2019utilisateur. La m\u00e9moire suppl\u00e9mentaire permet aux d\u00e9veloppeurs d\u2019ajouter un num\u00e9ro d\u2019identification unique et des param\u00e8tres de fonctionnement, comme la consommation et les donn\u00e9es d\u2019utilisation, dans des emplacements qui peuvent \u00eatre distants du circuit \u00e9lectronique principal.<\/p>\n<p><a href=\"http:\/\/www.microchip.com\/at21cs11\"><b>www.microchip.com\/at21cs11<\/b><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microchip annonce le lancement d\u2019une EEPROM (Electrically Erasable Programmable Read-Only Memory) \u00e0 deux broches et un seul fil d\u2019interface, dot\u00e9e d\u2019une plage de tensions de fonctionnement allant de 2,7\u00a0V \u00e0 4,5\u00a0V.<\/p>\n","protected":false},"author":9,"featured_media":138767,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-138766","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>EEPROM s\u00e9rie \u00e0 un fil pour l\u2019identification \u00e0 distance ...<\/title>\n<meta name=\"description\" content=\"Microchip annonce le lancement d\u2019une EEPROM (Electrically Erasable Programmable Read-Only Memory) \u00e0 deux broches et un seul fil d\u2019interface, dot\u00e9e...\" \/>\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\/138766\/\" 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