{"id":506,"date":"2015-10-06T10:53:08","date_gmt":"2015-10-06T10:53:08","guid":{"rendered":"http:\/\/coolt.ch\/notizen\/?p=506"},"modified":"2015-10-07T06:15:18","modified_gmt":"2015-10-07T06:15:18","slug":"optimieren-taktfrequenz-bauteil","status":"publish","type":"post","link":"https:\/\/coolt.ch\/notizen\/optimieren-taktfrequenz-bauteil\/","title":{"rendered":"Optimieren Taktfrequenz Bauteil"},"content":{"rendered":"<p>Bei einem FPGA h\u00e4ngt die <strong>h\u00f6chte Taktfrequenz<\/strong> vom <strong>langsten Pfad<\/strong> zwischen zwei FF ab.<br \/>\nf_max = 1 \/ t_pfad_max<\/p>\n<p><a href=\"http:\/\/coolt.ch\/notizen\/wp-content\/uploads\/2015\/10\/Logikpfad.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-508\" src=\"http:\/\/coolt.ch\/notizen\/wp-content\/uploads\/2015\/10\/Logikpfad.png\" alt=\"Logikpfad\" width=\"898\" height=\"363\" srcset=\"https:\/\/coolt.ch\/notizen\/wp-content\/uploads\/2015\/10\/Logikpfad.png 898w, https:\/\/coolt.ch\/notizen\/wp-content\/uploads\/2015\/10\/Logikpfad-300x121.png 300w\" sizes=\"(max-width: 898px) 100vw, 898px\" \/><\/a><\/p>\n<p>Je l\u00e4nger der Pfad, desto tiefer die maximale Taktfrequenz.<br \/>\nt_pfad = 5 ns\u00a0\u00a0\u00a0\u00a0\u00a0 f_max = 200 MHz\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 CLK_Bauteil = 200 MHz<br \/>\nt_pfad = 3 ns\u00a0\u00a0\u00a0\u00a0\u00a0 f_max = 333 MHz\u00a0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 CLK_Bauteil = 333 MHz<\/p>\n<p><strong>Optimierung<\/strong><br \/>\nDurch das direkte Anbinden eines <strong>FF beim Ausgang<\/strong> eines Speichers, wird der Pfad verk\u00fcrzt.<\/p>\n<p><strong>Nachteil der Optimierung<\/strong><br \/>\nDie Datenverarbeitung braucht insgesamt einen Takt-Zyklus mehr.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bei einem FPGA h\u00e4ngt die h\u00f6chte Taktfrequenz vom langsten Pfad zwischen zwei FF ab. f_max = 1 \/ t_pfad_max Je l\u00e4nger der Pfad, desto tiefer die maximale Taktfrequenz. t_pfad = 5 ns\u00a0\u00a0\u00a0\u00a0\u00a0 f_max = 200 MHz\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 CLK_Bauteil = 200 MHz t_pfad = 3 ns\u00a0\u00a0\u00a0\u00a0\u00a0 f_max = 333 MHz\u00a0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 CLK_Bauteil &hellip; <a href=\"https:\/\/coolt.ch\/notizen\/optimieren-taktfrequenz-bauteil\/\" class=\"more-link\"><span class=\"screen-reader-text\">Optimieren Taktfrequenz Bauteil<\/span> weiterlesen<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[20,21],"tags":[46,48],"_links":{"self":[{"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/posts\/506"}],"collection":[{"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/comments?post=506"}],"version-history":[{"count":4,"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/posts\/506\/revisions"}],"predecessor-version":[{"id":511,"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/posts\/506\/revisions\/511"}],"wp:attachment":[{"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/media?parent=506"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/categories?post=506"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/coolt.ch\/notizen\/wp-json\/wp\/v2\/tags?post=506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}