{"id":193834,"date":"2016-10-25T00:00:00","date_gmt":"2016-10-25T00:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/memoires-sram-non-volatiles-sans-batterie\/"},"modified":"2016-10-25T00:00:00","modified_gmt":"2016-10-25T00:00:00","slug":"memoires-sram-non-volatiles-sans-batterie","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/memoires-sram-non-volatiles-sans-batterie\/","title":{"rendered":"M\u00e9moires SRAM non volatiles sans batterie"},"content":{"rendered":"<p>Ces m\u00e9moires sont particuli\u00e8rement destin\u00e9es aux applications qui doivent constamment ou instantan\u00e9ment enregistrer, mettre \u00e0 jour ou surveiller des donn\u00e9es, dans des domaines tels que celui des instruments de mesure, l&rsquo;automobile ou l&rsquo;industrie.<\/p>\n<p>La m\u00e9moire EERAM est une SRAM autonome avec EEPROM de secours sur une seule puce, qui conserve automatiquement le contenu de la m\u00e9moire SRAM quand l\u2019alimentation du syst\u00e8me est coup\u00e9e. Elle permet l\u2019\u00e9criture al\u00e9atoire instantan\u00e9e en m\u00e9moire sans aucun d\u00e9lai avant le cycle d\u2019\u00e9criture.<\/p>\n<p>La famille existe avec des densit\u00e9s de m\u00e9moire de 4&nbsp;Ko et 16&nbsp;Ko et en versions 3,0&nbsp;V et 5,0&nbsp;V. Encapsul\u00e9es en petits bo\u00eetiers SOIC, TSSOP et PDIP \u00e0 8 broches ces m\u00e9moires offrent une plage de temp\u00e9rature industrielle ou automobile, de respectivement -40&nbsp;\u00b0C \u00e0 +85 \u00b0C et -40 \u00b0C \u00e0 +125&nbsp;\u00b0C. Une version est \u00e9galement propos\u00e9e comme m\u00e9moire de qualit\u00e9 automobile.<\/p>\n<p>Int\u00e9grant deux technologies connues et fiables de m\u00e9moire sur une seule puce, soit l\u2019EEPROM et la SRAM, l\u2019EERAM constitue une solution de stockage des donn\u00e9es robuste et s\u00fbre qui est, \u00e0 ce jour, la solution SRAM non volatile la plus \u00e9conomique du march\u00e9. En outre, elle ne requiert aucune batterie externe pour stocker les donn\u00e9es de mani\u00e8re s\u00fbre en cas de coupure de l\u2019alimentation. A la place, seul un petit condensateur externe sert \u00e0 fournir l\u2019\u00e9nergie n\u00e9cessaire pour stocker les contenus de la SRAM sur l\u2019EEPROM quand l\u2019alimentation du syst\u00e8me est coup\u00e9e.<\/p>\n<p>Le kit PICtail pour EERAM I2C (AC500100) sera propos\u00e9 d\u00e8s janvier 2017 pour faciliter les d\u00e9veloppements.&nbsp;<\/p>\n<p><a href=\"http:\/\/www.microchip.com\/EERAM_Main8703\" target=\"_blank\" rel=\"noopener\">www.microchip.com\/EERAM<\/a><\/p>\n<p><a href=\"http:\/\/www.microchip.com\/developmenttools\/ProductDetails.aspx?PartNO=AC500100\" target=\"_blank\" rel=\"noopener\">www.microchip.com\/kit PICtail pour EERAM I2C<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Solution de m\u00e9moire fiable et \u00e9conomique, la famille EERAM I2C de Microchip regroupe les mod\u00e8les 47L04, 47C04, 47L16 et 47C16, qui sont des m\u00e9moires SRAM non volatiles (NVSRAM), faciles \u00e0 mettre en \u0153uvre, offrant une endurance illimit\u00e9e et le stockage s\u00e9curis\u00e9 des donn\u00e9es en cas de coupure d\u2019alimentation.<\/p>\n","protected":false},"author":9,"featured_media":193835,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[905],"domains":[47],"ppma_author":[1141],"class_list":["post-193834","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-memory-data-storage-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>M\u00e9moires SRAM non volatiles sans batterie ...<\/title>\n<meta name=\"description\" content=\"Solution de m\u00e9moire fiable et \u00e9conomique, la famille EERAM I2C de Microchip regroupe les mod\u00e8les 47L04, 47C04, 47L16 et 47C16, qui sont des m\u00e9moires SRAM...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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