{"id":232952,"date":"2015-04-26T22:00:00","date_gmt":"2015-04-26T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/famille-de-fpga-tolerants-aux-radiations\/"},"modified":"2015-04-26T22:00:00","modified_gmt":"2015-04-26T22:00:00","slug":"famille-de-fpga-tolerants-aux-radiations","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/famille-de-fpga-tolerants-aux-radiations\/","title":{"rendered":"Famille de FPGA tol\u00e9rants aux radiations"},"content":{"rendered":"<p>Ces circuits pr&eacute;sentent &eacute;galement l&rsquo;avantage d&rsquo;&ecirc;tre plus &eacute;conomiques et d&rsquo;un d&eacute;veloppement plus rapide que les traditionnels ASIC durcis contre les radiations. En outre, ils n&rsquo;exigent pas de recharge p&eacute;riodique de configuration (scrubbing), contrairement &agrave; la technologie de FPGA &agrave; SRAM. Ainsi, ils donnent acc&egrave;s &agrave; la facilit&eacute; d&rsquo;emploi et &agrave; la flexibilit&eacute; des FPGA sans sacrifier la fiabilit&eacute; ou la performance.<br \/>\nLeurs applications ciblent les charges utiles de satellites telles que les syst&egrave;mes de t&eacute;l&eacute;mesure par radar, imagerie et spectrom&eacute;trie, &agrave; vocation civile, scientifique et commerciale. Ces applications couvrent notamment les pr&eacute;visions m&eacute;t&eacute;orologiques et la recherche sur le climat, l&rsquo;am&eacute;nagement du territoire, l&rsquo;astronomie et l&rsquo;astrophysique, l&rsquo;exploration plan&eacute;taire et les sciences de la terre. D&rsquo;autres applications incluent les services mobiles par satellite (MSS), ainsi que les vols &agrave; haute altitude, l&rsquo;&eacute;lectronique m&eacute;dicale et le contr&ocirc;le de centrales nucl&eacute;aires civiles.<br \/>\n&quot;Nous pr&eacute;voyons une croissance d&rsquo;environ 25% des nouveaux vaisseaux spatiaux de 50 kg ou plus dans les 10 ann&eacute;es &agrave; venir,&quot; affirme Marco C&aacute;ceres, senior analyste et directeur des &eacute;tudes spatiales au Teal Group, un cabinet bas&eacute; en Virginie. &quot;Ces nouveaux vaisseaux spatiaux auront une &eacute;lectronique de charge utile plus sophistiqu&eacute;e que leurs pr&eacute;d&eacute;cesseurs, ex&eacute;cutant davantage de traitements locaux pour maximiser l&rsquo;acquisition de donn&eacute;es malgr&eacute; les limites de bande passante des liaisons descendantes.&quot;<br \/>\nLa flexibilit&eacute;, la fiabilit&eacute; et la performance de ces circuits permettent d&rsquo;atteindre ce but plus facilement. Ils constituent le plus r&eacute;cent d&eacute;veloppement d&rsquo;une longue lign&eacute;e de FPGA tol&eacute;rants aux radiations utilis&eacute;s dans de nombreux programmes spatiaux de la NASA et du monde entier.<br \/>\n&quot;Nous sommes heureux de travailler avec les FPGA RTG4 de Microsemi sur notre prochaine g&eacute;n&eacute;ration de syst&egrave;mes de radio logicielle et aussi sur nos calculateurs de traitement d&rsquo;images, que nous d&eacute;veloppons pour plusieurs missions spatiales scientifiques de la NASA et &agrave; l&rsquo;international,&quot; d&eacute;clare David Strobel, CEO de Space Micro Inc. &agrave; San Diego, Californie. &quot;Associ&eacute;s &agrave; nos algorithmes propri&eacute;taires avanc&eacute;s, la performance et les riches fonctions des RTG4 forment une combinaison gagnante, cr&eacute;ant une grande valeur ajout&eacute;e pour nos clients sp&eacute;cialistes du spatial et des missiles.&quot;\n<\/p>\n<hr \/>\n<p>&quot;Le lancement des RTG4 montre notre engagement envers l&rsquo;industrie de l&rsquo;espace et comme leader des FPGA limitant les effets des radiations,&quot; d&eacute;clare Ken O&rsquo;Neill, directeur de marketing de Microsemi pour l&rsquo;a&eacute;rospatial. &quot;Les RTG4 combinent une grande richesse de caract&eacute;ristiques avec les plus hautes qualit&eacute; et fiabilit&eacute; pour r&eacute;pondre aux dures exigences des charges utiles des satellites modernes.&quot;<br \/>\nFonctionnant &agrave; des fr&eacute;quences jusqu&rsquo;&agrave; 300 MHz, ces FPGA incorporent jusqu&rsquo;&agrave; 150 000 &eacute;l&eacute;ments logiques dont chacun inclut une table LUT combinatoire &agrave; 4 entr&eacute;es et un flip-flop, avec limitation des fautes de type SEU (single event upset) et SET (single event transient). Ils int&egrave;grent 24 &eacute;metteurs-r&eacute;cepteurs s&eacute;rie de 1 Gbit\/s &agrave; 3125 Gbit\/s, 16 circuits de r&eacute;cup&eacute;ration d&rsquo;horloge et de donn&eacute;es SpaceWire et 462 blocs math&eacute;matiques &agrave; multiplieurs-accumulateurs prot&eacute;g&eacute;s contre les SEU et les SET, ainsi que plus de 5 Mbits de SRAM prot&eacute;g&eacute;e contre les SEU. Ils offrent &eacute;galement une immunit&eacute; aux fautes de type SEL (single event latch-up) et aux fautes de configuration m&eacute;moire. De plus, ils r&eacute;sistent &agrave; une dose totale d&rsquo;ionisation (TID) de plus de 100 Krad.<br \/>\nLes &eacute;chantillons pour ing&eacute;nierie, le logiciel de d&eacute;veloppement Libero SoC et les kits de d&eacute;veloppement associ&eacute;s sont imm&eacute;diatement disponibles. Des versions pour vol qualifi&eacute;es MIL-STD-883 classe B sont pr&eacute;vues d&eacute;but 2016. <\/p>\n<\/p>\n<p><a href=\"http:\/\/www.microsemi.com\/products\/fpga-soc\/radtolerant-fpgas\/rtg4\" title=\"www.microsemi.com\/products\/fpga-rtg4\">www.microsemi.com\/products\/fpga-rtg4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dot\u00e9e de capacit\u00e9s de traitement de signal haut d\u00e9bit, la famille de FPGA tol\u00e9rants aux radiations RTG4 de Microsemi supporte les applications spatiales qui exigent jusqu\u2019\u00e0 150 000 \u00e9l\u00e9ments logiques avec une performance syst\u00e8me atteignant 300 MHz. Leur technologie flash reprogrammable fournit une immunit\u00e9 compl\u00e8te aux alt\u00e9rations de configuration induites par radiation dans les environnements les plus s\u00e9v\u00e8res.<\/p>\n","protected":false},"author":22,"featured_media":232953,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[908],"domains":[47],"ppma_author":[1149],"class_list":["post-232952","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-plds-fpgas-asics-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Famille de FPGA tol\u00e9rants aux radiations ...<\/title>\n<meta name=\"description\" content=\"Dot\u00e9e de capacit\u00e9s de traitement de signal haut d\u00e9bit, la famille de FPGA tol\u00e9rants aux radiations RTG4 de Microsemi supporte les applications spatiales...\" \/>\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\/232952\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Famille de FPGA tol\u00e9rants aux radiations\" \/>\n<meta property=\"og:description\" content=\"Dot\u00e9e de capacit\u00e9s de traitement de signal haut d\u00e9bit, la famille de FPGA tol\u00e9rants aux radiations RTG4 de Microsemi supporte les applications spatiales qui exigent jusqu\u2019\u00e0 150 000 \u00e9l\u00e9ments logiques avec une performance syst\u00e8me atteignant 300 MHz. Leur technologie flash reprogrammable fournit une immunit\u00e9 compl\u00e8te aux alt\u00e9rations de configuration induites par radiation dans les environnements les plus s\u00e9v\u00e8res.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/232952\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2015-04-26T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci7220_microsemi_ms0428_rtg4-3-4view_r.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1501\" \/>\n\t<meta property=\"og:image:height\" content=\"1110\" \/>\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 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