{"id":178675,"date":"2017-03-22T19:00:00","date_gmt":"2017-03-22T19:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/oscillateur-vctcxo-a-stabilite-de-frequence-exceptionnelle\/"},"modified":"2017-03-22T19:00:00","modified_gmt":"2017-03-22T19:00:00","slug":"oscillateur-vctcxo-a-stabilite-de-frequence-exceptionnelle","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/oscillateur-vctcxo-a-stabilite-de-frequence-exceptionnelle\/","title":{"rendered":"Oscillateur VCTCXO \u00e0 stabilit\u00e9 de fr\u00e9quence exceptionnelle"},"content":{"rendered":"<p>Cet oscillateur est \u00e9quip\u00e9 de s\u00e9rie du contr\u00f4le de la tension (option de r\u00e9glage de la fr\u00e9quence) permettant de disposer de fr\u00e9quences d&rsquo;accord comprises entre \u00b110 ppm et \u00b115 ppm. Cette fr\u00e9quence d&rsquo;accord suffit \u00e0 \u00e9liminer l&rsquo;effet du soudage par refusion pendant la fabrication et autorise la boucle \u00e0 verrouillage de phase tout en compensant l&rsquo;effet du vieillissement de l&rsquo;\u00e9talonnage. Toutefois, pour certains utilisateurs qui ne souhaitent pas b\u00e9n\u00e9ficier de cette fonction pour des raisons de simplicit\u00e9 de conception, ce produit peut \u00eatre sp\u00e9cifi\u00e9 sans cette option.<\/p>\n<p>Log\u00e9 dans un bo\u00eetier c\u00e9ramique miniature de 3,2 x 2,5 mm \u00e0 4&nbsp;tampons, ce circuit fonctionne sous une tension de 3,3 V pour une consommation de courant de 3 mA, uniquement \u00e0 25 \u00b0C lorsqu&rsquo;il entra\u00eene 10 kohms dans une charge de 10 pF. Dix fr\u00e9quences standard sont propos\u00e9es, notamment 10,0 MHz, 12,8 MHz, 19,2 MHz et 38,88 MHz avec une sortie d&rsquo;onde sinuso\u00efdale \u00e9cr\u00eat\u00e9e et une charge de 10 K\/\/10 pF. Les performances du bruit de phase sont de -140 dBC\/Hz \u00e0 1 kHz de d\u00e9calage, tandis que le vieillissement par jour est de \u00b120 ppb.<\/p>\n<p>Ce composant est principalement con\u00e7u pour les applications \u00e0 faible consommation d&rsquo;\u00e9nergie qui exigent une tr\u00e8s grande stabilit\u00e9 de la source de fr\u00e9quence telles que les femtocellules et les picocellules, 4G\/LTE, les appareils sans fil intelligents, les r\u00e9seaux fibre optique passifs (PON), les infrastructures de raccordements, les modules radiofr\u00e9quence, les appareils Wi-Fi, WLAN\/WiMax et les instruments de test et de mesure.<\/p>\n<p>Tous ces dispositifs sont conformes \u00e0 la norme RoHS, compatibles avec le soudage par refusion et livr\u00e9s dans un conditionnement en bobine ou en bande coup\u00e9e.<\/p>\n<p><a href=\"http:\/\/www.iqdfrequencyproducts.com\/?utm_source=IQXT-220+No+463+Embedded+World+-+French+&amp;utm_campaign=IQXT-220+No+463+Embedded+World+-+French&amp;utm_medium=email\" target=\"_blank\" rel=\"noopener\">www.iqdfrequencyproducts.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le tout dernier oscillateur \u00e0 quartz \u00e0 temp\u00e9rature compens\u00e9e et \u00e0 tension contr\u00f4l\u00e9e (VCTCXO) IQXT-220 d&rsquo;IQD offre des stabilit\u00e9s de fr\u00e9quence pouvant descendre jusqu&rsquo;\u00e0 \u00b10,28ppm sous une plage de temp\u00e9rature industrielle comprise entre -40 \u00b0C et 85 \u00b0C. Compatible avec le soudage par refusion, ce composant CMS ne mesure que 3,2 x 2,5 mm.<\/p>\n","protected":false},"author":9,"featured_media":178676,"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-178675","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-analog-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Oscillateur VCTCXO \u00e0 stabilit\u00e9 de fr\u00e9quence exceptionnelle ...<\/title>\n<meta name=\"description\" content=\"Le tout dernier oscillateur \u00e0 quartz \u00e0 temp\u00e9rature compens\u00e9e et \u00e0 tension contr\u00f4l\u00e9e (VCTCXO) IQXT-220 d&#039;IQD offre des stabilit\u00e9s de fr\u00e9quence...\" \/>\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\/178675\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Oscillateur VCTCXO \u00e0 stabilit\u00e9 de fr\u00e9quence exceptionnelle\" \/>\n<meta property=\"og:description\" content=\"Le tout dernier oscillateur \u00e0 quartz \u00e0 temp\u00e9rature compens\u00e9e et \u00e0 tension contr\u00f4l\u00e9e (VCTCXO) IQXT-220 d&#039;IQD offre des stabilit\u00e9s de fr\u00e9quence pouvant descendre jusqu&#039;\u00e0 \u00b10,28ppm sous une plage de temp\u00e9rature industrielle comprise entre -40 \u00b0C et 85 \u00b0C. 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