{"id":7830,"date":"2018-06-08T04:00:31","date_gmt":"2018-06-08T03:00:31","guid":{"rendered":"https:\/\/engineernewsnetwork.com\/blog\/?p=7830"},"modified":"2018-06-07T15:06:26","modified_gmt":"2018-06-07T14:06:26","slug":"chip-scale-atomic-clock-combines-low-size-weight-and-power","status":"publish","type":"post","link":"https:\/\/www.engineernewsnetwork.com\/blog\/chip-scale-atomic-clock-combines-low-size-weight-and-power\/","title":{"rendered":"Chip scale atomic clock combines low size, weight and power"},"content":{"rendered":"<p>Microsemi Corporation announces the launch of its <span class=\"highlight highlight-blue\"><a href=\"http:\/\/www.microsemi.com\/applications\/space\" target=\"_blank\" rel=\"noopener\">SA.45s Commercial Space Chip Scale Atomic Clock (CSAC)<\/a><\/span>, the industry\u2019s first commercially available radiation-tolerant CSAC.<\/p>\n<p>Ideally suited for low Earth orbit (LEO) applications, the device provides the accuracy and stability of atomic clock technology while achieving significant breakthroughs in reduced size, weight and power (SWaP) consumption.<br \/>\n<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\" style=\"display: block; text-align: center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-7565662001938327\" data-ad-slot=\"7585079586\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><br \/>\nAs the newest member of <span class=\"highlight highlight-blue\"><a href=\"https:\/\/engineernewsnetwork.com\/blog\/microsemi-announces-extremely-low-inductance-package\/\" target=\"_blank\" rel=\"noopener\">Microsemi<\/a><\/span>\u2019s CSAC product family, the Commercial Space CSAC provides excellent drift performance and built-in 1 pulse per second (PPS) input for GPS disciplining, making the device well-suited for holdover applications.<\/p>\n<p>It is targeted at several other commercial space and space research applications, including:<\/p>\n<p>* Satellite timing and frequency control<\/p>\n<p>* Satellite cross linking<\/p>\n<p>* Assured position, navigation and timing<\/p>\n<p>* Earth observation. With many spacecraft manufacturers turning to commercial off-the-shelf (COTS) parts to meet performance, schedule and cost requirements, the Commercial Space CSAC offers a solution for many satellite missions.<\/p>\n<p>\u201cWith the introduction of the Commercial Space CSAC, we now offer a space-deployable atomic precision clock reference with radiation tolerance in support of the space market\u2019s desire to reduce mission costs and design times using COTS devices,\u201d said Peter Cash, director of the clock business unit at Microsemi. \u201cAs the first atomic reference clock with low SWaP available for space, our new device is well-suited to applications requiring precise clock synchronisation, including a variety of existing and emerging LEO applications.\u201d<\/p>\n<p>According to a market intelligence report by Euroconsult titled, \u201cSatellites to be Built &amp; Launched by 2026 World Market Survey,\u201d the total revenue for satellite manufacture and launch is expected to be $304 billion between 2017-2026.<\/p>\n<p>With revenues of $102 billion, LEO is expected to account for a third of the total market, with 82 percent derived from satellite manufacturing.<\/p>\n<p>\u201cHarris provides the world\u2019s most advanced sensors, payloads and communications technologies; receiving and information processing systems; and analytics which provide our customers with the integrated information and actionable intelligence they need for mission and business success,\u201d said Tim Lynch, general manager, Mission Solutions at Harris Corporation\u2019s Space and Intelligence Systems segment (NYSE: HRS). \u201cMicrosemi\u2019s latest atomic clock will support Harris in delivering complete mission solutions to our customers.\u201d<\/p>\n<p>As a stand-alone atomic clock with a 10 megahertz (MHz) CMOS-compatible output, Microsemi\u2019s Commercial Space CSAC is a timing module providing an impressive short-term stability (Allan Deviation) and frequency stability across the operating temperature (TempCo).<\/p>\n<p>A standard CMOS-level RS-232 serial interface is built into the device, which is used to control and calibrate the unit and provide a comprehensive set of status monitors.<\/p>\n<p>The interface is also used to set and read the CSAC\u2019s precise internal time-of-day clock.<\/p>\n<p>Microsemi\u2019s radiation-tolerant ruggedised oscillators also include OCXOs and state-of-the art EMXOs for applications that require higher accuracy and can support higher power consumption.<\/p>\n<p>Other key features include:<\/p>\n<p>* Power consumption of less than 120 milliwatts (mW)<\/p>\n<p>* Less than 17 cubic centimeters volume (1.6-in \u00d7 1.39-in \u00d7 0.45-in)<\/p>\n<p>* Radiation-tolerant: 20 krad<\/p>\n<p>* Single event latch-up (SEL) and single event upset (SEU) tested to 64 megaelectron-volts per square centimeter\/milligram (Mev-cm2\/mg)<\/p>\n<p>* Short-term stability (Allan Deviation) of 3.0 \u00d7 10\u201310 at TAU = 1 sec<\/p>\n<p>* Frequency stability across temperature range (TempCo) less than 5&#215;10-10<\/p>\n<p>* 1PPS output and 1PPS input for synchronization and time-keeping<\/p>\n<p>* RS-232 interface for monitoring and control.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsemi Corporation announces the launch of its SA.45s Commercial Space Chip Scale Atomic Clock (CSAC), the industry\u2019s first commercially available radiation-tolerant CSAC. Ideally suited for low Earth orbit (LEO) applications, the device provides the accuracy and stability of atomic clock technology while achieving significant breakthroughs in reduced size, weight and power (SWaP) consumption. As the &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[104],"tags":[597,4460],"class_list":["post-7830","post","type-post","status-publish","format-standard","","category-electronics","tag-microsemi","tag-sa-45s-commercial-space-chip-scale-atomic-clock"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Chip scale atomic clock combines low size, weight and power - Engineer News Network<\/title>\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.engineernewsnetwork.com\/blog\/chip-scale-atomic-clock-combines-low-size-weight-and-power\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chip scale atomic clock combines low size, weight and power - Engineer News Network\" \/>\n<meta property=\"og:description\" content=\"Microsemi Corporation announces the launch of its SA.45s Commercial Space Chip Scale Atomic Clock (CSAC), the industry\u2019s first commercially available radiation-tolerant CSAC. Ideally suited for low Earth orbit (LEO) applications, the device provides the accuracy and stability of atomic clock technology while achieving significant breakthroughs in reduced size, weight and power (SWaP) consumption. 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