{"id":1036,"date":"2021-10-11T22:31:07","date_gmt":"2021-10-11T14:31:07","guid":{"rendered":"https:\/\/www.mtxio.cn\/?p=1036"},"modified":"2021-10-12T11:49:10","modified_gmt":"2021-10-12T03:49:10","slug":"constraint-driven-pcb-layout","status":"publish","type":"post","link":"https:\/\/www.mtxio.cn\/index.php\/doc\/tech-doc\/doc-pcb-design-and-analysis\/constraint-driven-pcb-layout\/","title":{"rendered":"\u7ea6\u675f\u9a71\u52a8\u7684 PCB Layout"},"content":{"rendered":"\n<h3>Key Benefits<\/h3>\n\n\n\n<ul><li>Boost engineering productivity up to 50%<\/li><li>Single constraint environment at any stage of design<\/li><li>Reduce respins and prototypes, speed time to market<\/li><\/ul>\n\n\n\n<p>The Cadence<sup>\u00ae<\/sup>&nbsp;Allegro<sup>\u00ae<\/sup>&nbsp;constraint-driven design architecture provides a common, consistent constraint-management system for creation, management, and validation of constraints from front to back. It helps you eliminate unnecessary iterations and cut design cycles by up to four weeks.&nbsp;<\/p>\n\n\n\n<p>Despite the shrinking size of today\u2019s electronics products, there\u2019s nothing small about the challenge of getting a product to market. These design pack more features and performance into less space. And at every point along the way, design issues are compounded and interrelated with complex ICs driving high-pin-count packages and multi-gigahertz boards.<\/p>\n\n\n\n<p>The Allegro platform provides a unified flow that spans all three system domains. It begins with library management and continues through design entry, electrical constraint management, and powerful auto-interactive floorplanning and routing. The Allegro PCB design flow enables true collaboration and global constraint management, ensuring first-time design success. This constraint-driven approach also makes it very easy to enhance flows as your design needs grow.<\/p>\n\n\n\n<h4>Allegro Constraint-Driven Design Architecture&nbsp;<\/h4>\n\n\n\n<p>The Allegro constraint management system displays physical\/spacing and high-speed rules along with their status in real time and is available at all stages of the design process. Each worksheet provides a spreadsheet interface that enables users to define, manage, and validate the different rules in a hierarchical fashion.<\/p>\n\n\n\n<h4>Route and Tune High-Speed Signals 4X Faster&nbsp;<\/h4>\n\n\n\n<p>See real-time delay and phase information right on the routing canvas. With the embedded route engine, the Allegro TimingVision environment provides real-time feedback during interactive editing and enhances your ability to develop a strategy for resolving timing on large buses or interfaces.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"600\" height=\"235\" src=\"https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/pcb-product-creation-constraint-driven-pcb-design01-600px.png\" alt=\"\" class=\"wp-image-1037\"\/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-ugb-spacer ugb-spacer ugb-f3836ec ugb-spacer--v2 ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-spacer--inner\"><\/div><\/div><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-background has-palette-color-5-background-color has-palette-color-5-color is-style-wide\"\/>\n\n\n\n<p class=\"has-text-align-center\"><span class=\"has-inline-color has-palette-color-3-color\"><em>\u4ee5\u4e0b\u5185\u5bb9\u4e3a\u673a\u5668\u81ea\u52a8\u7ffb\u8bd1,\u53ef\u80fd\u5b58\u5728\u7ffb\u8bd1\u4e0d\u51c6\u786e\u7684\u60c5\u51b5<\/em><\/span><\/p>\n\n\n\n<h2>\u7ea6\u675f\u9a71\u52a8\u7684\u8bbe\u8ba1\u67b6\u6784\u4e3a\u7ea6\u675f\u7684\u521b\u5efa\u3001\u7ba1\u7406\u548c\u9a8c\u8bc1\u63d0\u4f9b\u4e86\u901a\u7528\u4e00\u81f4\u7684\u7cfb\u7edf\uff0c\u6d88\u9664\u4e0d\u5fc5\u8981\u7684\u8bbe\u8ba1\u8fed\u4ee3\uff0c\u53ef\u7f29\u77ed\u8bbe\u8ba1\u5468\u671f\u591a\u8fbe\u6570\u5468<\/h2>\n\n\n\n<h3>\u4e3b\u8981\u597d\u5904<\/h3>\n\n\n\n<ul><li>\u63d0\u9ad8\u5de5\u7a0b\u751f\u4ea7\u7387\u9ad8\u8fbe50%<\/li><li>\u8bbe\u8ba1\u4efb\u4f55\u9636\u6bb5\u7684\u5355\u4e00\u7ea6\u675f\u73af\u5883<\/li><li>\u51cf\u5c11\u65cb\u8f6c\u548c\u539f\u578b\uff0c\u52a0\u5feb\u4e0a\u5e02\u65f6\u95f4<\/li><\/ul>\n\n\n\n<p>Cadence<sup>\u00ae&nbsp;<\/sup>Allegro<sup>\u00ae<\/sup>\u7ea6\u675f\u9a71\u52a8\u7684\u8bbe\u8ba1\u67b6\u6784\u4e3a\u524d\u540e\u521b\u5efa\u3001\u7ba1\u7406\u548c\u9a8c\u8bc1\u7ea6\u675f\u63d0\u4f9b\u4e86\u4e00\u4e2a\u901a\u7528\u3001\u4e00\u81f4\u7684\u7ea6\u675f\u7ba1\u7406\u7cfb\u7edf\u3002\u5b83\u5e2e\u52a9\u60a8\u6d88\u9664\u4e0d\u5fc5\u8981\u7684\u8fed\u4ee3\uff0c\u5e76\u5c06\u8bbe\u8ba1\u5468\u671f\u7f29\u77ed\u957f\u8fbe\u56db\u5468\u3002<\/p>\n\n\n\n<p>\u5c3d\u7ba1\u5f53\u4eca\u7535\u5b50\u4ea7\u54c1\u7684\u89c4\u6a21\u6b63\u5728\u7f29\u5c0f\uff0c\u4f46\u5c06\u4ea7\u54c1\u63a8\u5411\u5e02\u573a\u7684\u6311\u6218\u5e76\u4e0d\u5c0f\u3002\u8fd9\u4e9b\u8bbe\u8ba1\u5c06\u66f4\u591a\u7684\u529f\u80fd\u548c\u6027\u80fd\u6253\u5305\u5230\u66f4\u5c11\u7684\u7a7a\u95f4\u4e2d\u3002\u5728\u8fc7\u7a0b\u4e2d\u7684\u6bcf\u4e00\u70b9\uff0c\u8bbe\u8ba1\u95ee\u9898\u90fd\u662f\u590d\u6742\u7684\uff0c\u5e76\u4e0e\u9a71\u52a8\u9ad8\u9488\u6570\u8f6f\u4ef6\u5305\u548c\u591a\u5343\u5146\u8d6b\u677f\u7684\u590d\u6742\u96c6\u6210\u7535\u8def\u76f8\u5173\u8054\u3002<\/p>\n\n\n\n<p>Allegro\u5e73\u53f0\u63d0\u4f9b\u4e86\u4e00\u4e2a\u8de8\u8d8a\u6240\u6709\u4e09\u4e2a\u7cfb\u7edf\u57df\u7684\u7edf\u4e00\u6d41\u7a0b\u3002\u5b83\u4ece\u56fe\u4e66\u9986\u7ba1\u7406\u5f00\u59cb\uff0c\u5e76\u901a\u8fc7\u8bbe\u8ba1\u8f93\u5165\u3001\u7535\u6c14\u7ea6\u675f\u7ba1\u7406\u4ee5\u53ca\u5f3a\u5927\u7684\u81ea\u52a8\u4ea4\u4e92\u5f0f\u5e73\u9762\u56fe\u548c\u8def\u7531\u7ee7\u7eed\u3002Allegro PCB\u8bbe\u8ba1\u6d41\u7a0b\u652f\u6301\u771f\u6b63\u7684\u534f\u4f5c\u548c\u5168\u7403\u7ea6\u675f\u7ba1\u7406\uff0c\u786e\u4fdd\u9996\u6b21\u8bbe\u8ba1\u6210\u529f\u3002\u8fd9\u79cd\u7ea6\u675f\u9a71\u52a8\u7684\u65b9\u6cd5\u4e5f\u4f7f\u968f\u7740\u8bbe\u8ba1\u9700\u6c42\u7684\u589e\u957f\u800c\u8f7b\u677e\u589e\u5f3a\u6d41\u91cf\u3002<\/p>\n\n\n\n<h4>Allegro\u7ea6\u675f\u9a71\u52a8\u8bbe\u8ba1\u67b6\u6784<\/h4>\n\n\n\n<p>Allegro\u7ea6\u675f\u7ba1\u7406\u7cfb\u7edf\u5b9e\u65f6\u663e\u793a\u7269\u7406\/\u95f4\u8ddd\u548c\u9ad8\u901f\u89c4\u5219\u53ca\u5176\u72b6\u6001\uff0c\u5e76\u5728\u8bbe\u8ba1\u8fc7\u7a0b\u7684\u6240\u6709\u9636\u6bb5\u53ef\u7528\u3002\u6bcf\u4e2a\u5de5\u4f5c\u8868\u90fd\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7535\u5b50\u8868\u683c\u754c\u9762\uff0c\u4f7f\u7528\u6237\u80fd\u591f\u4ee5\u5206\u5c42\u7684\u65b9\u5f0f\u5b9a\u4e49\u3001\u7ba1\u7406\u548c\u9a8c\u8bc1\u4e0d\u540c\u7684\u89c4\u5219\u3002<\/p>\n\n\n\n<h4>\u8def\u7531\u548c\u8c03\u8c10\u9ad8\u901f\u4fe1\u53f7\u7684\u901f\u5ea6\u5feb4\u500d<\/h4>\n\n\n\n<p>\u76f4\u63a5\u5728\u8def\u7531\u753b\u5e03\u4e0a\u67e5\u770b\u5b9e\u65f6\u5ef6\u8fdf\u548c\u76f8\u4f4d\u4fe1\u606f\u3002\u501f\u52a9\u5d4c\u5165\u5f0f\u8def\u7531\u5f15\u64ce\uff0cAllegro TimeingVision\u73af\u5883\u5728\u4ea4\u4e92\u5f0f\u7f16\u8f91\u671f\u95f4\u63d0\u4f9b\u5b9e\u65f6\u53cd\u9988\uff0c\u5e76\u589e\u5f3a\u60a8\u5236\u5b9a\u89e3\u51b3\u5927\u578b\u603b\u7ebf\u6216\u63a5\u53e3\u8ba1\u65f6\u7b56\u7565\u7684\u80fd\u529b\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"600\" height=\"235\" src=\"https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/pcb-product-creation-constraint-driven-pcb-design01-600px.png\" alt=\"\" class=\"wp-image-1037\"\/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-ugb-spacer ugb-spacer ugb-bb671b0 ugb-spacer--v2 ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-spacer--inner\"><\/div><\/div><\/div><\/div>\n\n\n<div data-block=\"hook\" ><div class=\"entry-content\" >\n<div class=\"wp-block-group alignwide\"><div class=\"wp-block-group__inner-container\">\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<hr class=\"wp-block-separator alignwide is-style-wide\"\/>\n\n\n\n<h2 class=\"has-text-align-center\">\u76f8\u5173\u4ea7\u54c1<\/h2>\n\n\n\n<div class=\"aligncenter wp-block-ugb-blog-posts ugb-blog-posts ugb-1a7c15a ugb-blog-posts--v2 ugb-blog-posts--design-basic ugb-blog-posts--columns-2 ugb-main-block ugb--has-custom-content-width-tablet ugb--has-custom-content-width-mobile\"><style>.ugb-1a7c15a .ugb-blog-posts__title{order:1 !important}.ugb-1a7c15a .ugb-blog-posts__category{order:4 !important}.ugb-1a7c15a .ugb-blog-posts__excerpt{order:5 !important}.ugb-1a7c15a .ugb-blog-posts__meta{order:10 !important}.ugb-1a7c15a .ugb-blog-posts__featured-image img{height:200px !important}.ugb-1a7c15a .ugb-blog-posts__title a{color:var(--paletteColor4,#000000) !important}.ugb-1a7c15a .ugb-blog-posts__title a:hover{color:var(--paletteColor4,#000000) !important}.ugb-1a7c15a .ugb-inner-block{text-align:left}@media screen and (min-width:768px){.ugb-1a7c15a.ugb-blog-posts{padding-top:5% !important;padding-bottom:5% !important}}@media screen and (max-width:1025px){.ugb-1a7c15a.ugb-blog-posts > .ugb-inner-block{max-width:80% !important}}@media screen and (max-width:768px){.ugb-1a7c15a.ugb-blog-posts > .ugb-inner-block{max-width:90% !important}}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__content\"><figure class=\"ugb-blog-posts__featured-image ugb--shadow-3\"><a href=\"https:\/\/www.mtxio.cn\/index.php\/products\/pcb\/si-pi\/sigrity-pcb-extraction\/\"><img width=\"150\" height=\"100\" src=\"https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/qymo-vdiwk4.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"shallow focus photo of yellow flowers\" loading=\"lazy\" width=\"150\" height=\"100\" \/><\/a><\/figure><h5 class=\"ugb-blog-posts__title\"><a 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loading=\"lazy\" width=\"150\" height=\"100\" \/><\/a><\/figure><h5 class=\"ugb-blog-posts__title\"><a href=\"https:\/\/www.mtxio.cn\/index.php\/products\/pcb\/si-pi\/sigrity-xtractim\/\">Sigrity XtractIM<\/a><\/h5><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__content\"><figure class=\"ugb-blog-posts__featured-image ugb--shadow-3\"><a href=\"https:\/\/www.mtxio.cn\/index.php\/products\/pcb\/si-pi\/sigrity-broadband-spice\/\"><img width=\"150\" height=\"100\" src=\"https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5qt09yibrok.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"black Sony point-and-shoot camera on yellow surface\" loading=\"lazy\" width=\"150\" height=\"100\" \/><\/a><\/figure><h5 class=\"ugb-blog-posts__title\"><a href=\"https:\/\/www.mtxio.cn\/index.php\/products\/pcb\/si-pi\/sigrity-broadband-spice\/\">Sigrity Broadband SPICE<\/a><\/h5><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__content\"><figure class=\"ugb-blog-posts__featured-image ugb--shadow-3\"><a href=\"https:\/\/www.mtxio.cn\/index.php\/products\/pcb\/si-pi\/sigrity-ibis-modeling\/\"><img width=\"150\" height=\"100\" src=\"https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/6gqdigk7hle.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" width=\"150\" height=\"100\" \/><\/a><\/figure><h5 class=\"ugb-blog-posts__title\"><a href=\"https:\/\/www.mtxio.cn\/index.php\/products\/pcb\/si-pi\/sigrity-ibis-modeling\/\">Sigrity IBIS Modeling<\/a><\/h5><\/div><\/article><\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<p><\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7ea6\u675f\u9a71\u52a8\u7684\u8bbe\u8ba1\u67b6\u6784\u4e3a\u7ea6\u675f\u7684\u521b\u5efa\u3001\u7ba1\u7406\u548c\u9a8c\u8bc1\u63d0\u4f9b\u4e86\u901a\u7528\u4e00\u81f4\u7684\u7cfb\u7edf\uff0c\u6d88\u9664\u4e0d\u5fc5\u8981\u7684\u8bbe\u8ba1\u8fed\u4ee3\uff0c\u53ef\u7f29\u77ed\u8bbe\u8ba1\u5468\u671f\u591a\u8fbe\u6570\u5468<\/p>\n","protected":false},"author":1,"featured_media":827,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[44],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":2}},"featured_image_urls":{"full":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",1600,1067,false],"thumbnail":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",150,100,false],"medium":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",300,200,false],"medium_large":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",768,512,false],"large":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",1024,683,false],"1536x1536":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",1536,1024,false],"2048x2048":["https:\/\/www.mtxio.cn\/wp-content\/uploads\/2021\/10\/5dd7-l4a4uw.jpg",1600,1067,false]},"post_excerpt_stackable":"<p>\u7ea6\u675f\u9a71\u52a8\u7684\u8bbe\u8ba1\u67b6\u6784\u4e3a\u7ea6\u675f\u7684\u521b\u5efa\u3001\u7ba1\u7406\u548c\u9a8c\u8bc1\u63d0\u4f9b\u4e86\u901a\u7528\u4e00\u81f4\u7684\u7cfb\u7edf\uff0c\u6d88\u9664\u4e0d\u5fc5\u8981\u7684\u8bbe\u8ba1\u8fed\u4ee3\uff0c\u53ef\u7f29\u77ed\u8bbe\u8ba1\u5468\u671f\u591a\u8fbe\u6570\u5468<\/p>\n","category_list":"<a href=\"https:\/\/www.mtxio.cn\/index.php\/category\/doc\/tech-doc\/doc-pcb-design-and-analysis\/\" rel=\"category tag\">PCB<\/a>","author_info":{"name":"mtx15031","url":"https:\/\/www.mtxio.cn\/index.php\/author\/mtx15031\/"},"comments_num":"0 comments","_links":{"self":[{"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/posts\/1036"}],"collection":[{"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1036"}],"version-history":[{"count":2,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/posts\/1036\/revisions"}],"predecessor-version":[{"id":1052,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/posts\/1036\/revisions\/1052"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/media\/827"}],"wp:attachment":[{"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1036"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1036"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mtxio.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1036"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}