This thesis examines and quanti es the additional considerations and techniques designers should employ with a rhbd srambased fpga in a spacebased processing system to achieve high operational reliability. The evolving world of radiationhardened electronics. If the ffs are radiation hardened by design rhbd, then a goal of seu testing should be to analyze the effectiveness of the mitigation strategies. High performance, high density, radiation hardened field programmable gate arrays fpgas are in great demand for military and space applications to reduce design cost and cycle time. Radiation hardened system design with mitigation and. Fault tolerant design implementation on radiation hardened.
Evaluation of the leon3 softcore processor within a. Tps7h3301sp sink and source radiation hardened 3a ddr termination regulator with builtin vttref buffer datasheet rev. System software infrastructure will support realtime. The isl75051srh is a radiation hardened, low voltage, high current, single output ldo specified for up to 3. There are however numerous challenges and pitfalls when designing a complex fpga. Xilinx radhard fpga reaches for the stars ee times. Electronic manufacturing services circuit card assembly, radiation testing, component upscreening and packaging. Respace mapld 2011 radiation hardening of fpgaembedded cpus via software, validated with fault emulation author john paul walters, kenneth m. Machine learning algorithms and technologies continue to develop and increase in scope every year as artificial intelligence penetrates the data center. In 2006 they developed a new family of fpga devices with 750k fourinput luts implemented in a 65nm technology. Renesas has an unparalleled track record of providing highly reliable, efficient and accurate radiation hardened power products that achieve the stringent voltage accuracy required for harsh environments. However, seus can lead to unpredictable behavior in sram.
Design software the legacy rt devices are fully supported by microsemi libero ide, a design management environment that guides the user through the fpga design flow and provides seamless design tool integration as well as project, data file, and log file management. Pdf heavyion induced single event upsets in advanced 65 nm. This innovation combines a custom circuit in conjunction with a frontend field programmable gate array fpga design to implement an ethernet physical interface phy in compliance with ieee 802. The custom circuit makes use of available radiation hardened parts, and handles the electrical interface between standard differential ethernet. November 29, 2007 bae systems, a global defense and aerospace leader, and achronix semiconductor, the multigigahertz ghz fieldprogrammable gate array fpga company, today announced an agreement to jointly develop a reconfigurable radiationhardened fpga. Radiationhardened electronics market by component 2022. Computer sciences corporationnasa ames research center, moffett field, ca 94035. Radiation hardened 3amp sinksource ddr termination regulator w builtin vref datasheet. From conceptualization, through proofof concept, to prototype and preproduction runs our team will ensure the success and timely completion of your project. Within government analytics, machine learning is applied to big data to help governments make decisions and take actions. Electronic systems designs headed to space naturally require high reliability, but the design task is further complicated by exposure to radiation that can cause sporadic circuit failures. Radiation hardened fpga power solutions eeweb community. Radiationhardening is the most effective means of guarding against the radiation effects on electronic devices. As an example, many design teams use the radiation hardened, 12bit, 10 mhz bandwidth adc part mentioned in the design challenges section for monitoring onboard temperature and voltage.
Announcing the availability of a radiation hardened onboard computing obc reference design to speed the development of space computing platforms including cubesats. The electrical subsystems directorate esd product technology center ptc is seeking a senior principal electrical engineer with strong digital electronics design and analysis skills to join our. The sparc is a european space agency standard design, and is radiation hardened for leo and geosynchronous orbit conditions. The comparison of plc and fpga application in npp is also presented. Watch this webcast to find out how a customizable solution and quick intellectual property ip integration helps you build your video design faster whether for simple format conversion or advanced digital video processing. For mentor pads or other design packages, we furnish drc information in other cad formats and excel. There are ways to specially design radiation hardened electronic parts to resist the effects of radiation, but its expensive to do this. Radiation hardened materials rhese address the development of hardened materials for electronic application in the space environment and the ability to appropriately model these materials within various spacecraft configurations. Radiationhardened design of nonvolatile mrambased fpga.
Sr principal electrical engr radiation hardened design. Design of radiation hardened wireless sensor nodes based on. These radiation effects are characterized by altering data stored in sram cells without permanently damaging them. This application note discusses the virtex5mezpwrev1z board, intersils reference design to power fpgas in a radiation hardened environment. Fast lossless image compression with radiation hardening. Field programmable gate array fpga single event effect see radiation testing prepared by. Radiationhardened design of nonvolatile mrambased fpga abstract. The design technology of these nodes also include the worst cast analysis, reliability analysis and failure mode anlysis. Libero ide enables users to integrate both schematic and hdl synthesis into a single flow and verify the entire design in a single environment.
This particular board is optimized to power a xilinxs virtex5 fpga and features the isl70001srh and isl70002srh, rad hard pol buck regulators along with the isl75051rh rad hard ldo. Permanently programmed antifusebased fpgas are popular for aerospace design because they are more radiation hardened rad hard. Expecting the unexpected radiation hardened software. Radiationhardened by design technology the virtex5qv fpga is built with radiationhardened by design rhbd technology to provide intrinsic hardness from seu and set to select elements of the device. This thesis examines and quanti es the additional considerations and techniques designers should employ with a rhbd srambased fpga in a spacebased processing system to achieve high operational. Our relationship with quicklogic now gives engineers a choice when designing satellite systems that demand high speed, lower power, radiationhardening and high reliability. Radiation hardened 150nm cmos technology with features that support rh fpga s fpga unique featureshigh voltage txantifuse pr o c e s s desi gn proven rtax250s design rh fpga process derived from the integration of unique features into rad hard 150nm base technology rh15 rh fpga design results from the porting of proven rad tolerant design. The portfolio of radhard and radtolerant reconfigurable fpgas and configuration memories provide unmatched reliability, flexibility, density and system level architectures that enable unparalleled design cycle and cost benefits for space systems. For user options and uses of the following features, refer to the virtex5qv fpga user guide addendum contact your local fae for more information. Radiationhardened space electronics enter the multicore era.
Design techniques for radiationhardened fpgas introduction with the rh1280 and rh1020, actel corporation introduces radiationhardened versions of the popular a1280 and a1020 field programmable gate array fpga familes with equivalent gate densities of 8,000 and 2,000 gate array gates, respectively. Design of radiation hardened wireless sensor nodes based. The 65 nm static random access memory sram based field programmable gate array fpga was designed and manufactured, which employed tradeoff radiation hardening techniques in configuration rams crams, embedded rams ebrams and flipflops. Nasa goddard space flight center has developed a radiation hardened 10baset ethernet solution that combines a custom circuit and a frontend field programmable gate array fpga design to implement an ethernet physical interface phy in compliance with ieee 802. Cobham provides standard hirel ics including memory, processor, interconnect and power and asics applicationspecific integrated circuits for space, commercial, medical and industrial markets. Xilinx has an fpga the virtex5qvthat is radhard and can deliver the full benefits of.
Fault tolerant design implementation on radiation hardened by. Implementing analog functions in rugged and radhard fpgas. An fpga could solve lots of design challenges and allow you to build a better, cheaper, smaller and safer product. The 65 nm static random access memory sram based field programmable gate array fpga was designed and manufactured, which employed tradeoff radiation hardening techniques in. Rad hard fpga power solution reference design renesas. Radiation induced single event effects sees are a serious problem for spacecraft flight software, potentially leading to a complete loss of mission.
Use a radiationhardened enclosure for your electronic device. As i understand, using tmr may soften the effects of radiation. Comments on using nonradiation hardened fpgas for space. Some fpgas, such as the xilinx virtex5qv space grade fpga even have embedded diodes highlighting the importance of the temperaturesensing function. A fieldprogrammable gate array fpga is an integrated circuit designed to be configured by a customer or a designer after manufacturing hence the term fieldprogrammable. Radiation hardened fpga technology for space applications. This thesis presents a solution in the form of a radiationtolerant architecture running the leon3 softcore processor on a field programmable gate array fpga. Proms for both the fpga bitfiles as well as the software prom had. A new hardening technique compatible with the current fpga design workflows is presented. Libero ide enables users to integrate both schematic and hdl synthesis into a single flow and verify the entire design in a single.
Technology editor bill wong talks with microsemis ken oneill about the rtg4 series. Radiationhardened 10baset ethernet physical interface. Radiation hardened fpga technology for space applications abstract. It is possible to reconfigure radiation hardened xilinx fpgas with the reliability required for space applications, writes a team of developers from germanybased fraunhofer iis rf and microwave design department in 2017 the experimental heinrich hertz communications satellite h2sat commissioned by the german federal ministry of economics and technology will be launched into space, to. The radiation hardened software project is mostly focused on temporary and permanent memory failures in memory chips and processor cache. Use a radiation hardened enclosure for your electronic device. Fieldprogrammable gate arrays fpgas based on static random access memory sram are more common than other types, including flash and antifuse, because of their infinite configurability and high performance. Due to the extensive development and testing required to design a radiation tolerant microelectronic chip, radiation hardened chips tend to lag. Since the faulttolerant leon3 was designed for antifusing technology, the purpose of this study is to evaluate how well the faulttolerant leon3 performs in a radiation hardened, srambased. The radiation hardened electronics market for the radiation hardening by design rhbd is expected to be the fastestgrowing market by 2022. Rhese supports three tasks that are scoped to address material design. Overview of radiation hardening techniques for ic design. By including non radiation hardened versions of these devices, a system builder can construct a lower cost proof of concept model, then use it to work out any hardware or software design errors, or end users change of mind. A closer look at microsemis radtolerant fpgas radiation in space can destroy electronics like fpgas.
Rd28 design techniques for radiation hardened fpgas, application note, 51926420. We quickly garnered a second contract from teledyne to design avionic test equipment using colorado data systems cds. Our fpga designs are based on the latest industrial, defence, or space grade programmable devices, covering from extended temperature range to radiation hardened solutions. After seeing some posts regarding radiation hardened fpgas, tmr, seus and others, i was thinking about the possibility to use typical fpgas i. Radiation hardening by software techniques on fpgas. Libero ide enables users to integrate both schematic and hdl synthesis into a. Xilinx radhard and radtolerant fpgas are robust designed, packaged and spacegrade qualified to meeting the performance, reliability and lifecycle demands of extreme environments, while enabling shorter design times, lower cost, lower program risk and greater flexibility than feasible with traditional asic implementations.
What you should know about radiation effects on electronic. International journal of reconfigurable computing 2010 article. Xilinx spacegrade products are leading the aerospace industry to a new era of reprogrammability and performance. Comments on using non radiation hardened fpgas for space applications after seeing some posts regarding radiation hardened fpgas, tmr, seus and others, i was thinking about the possibility to use typical fpgas i. Nasa ames research center, moffett field, ca 94035. The radhard eclipse fpga leverages a proven commercial architecture with radiationhardening, creating an efficient, highperformance fpga with embedded radhard sram.
Accelerate your video design with an fpga and ip cores. A radiationhardened srambased field programmable gate array vs is designed and fabricated with a 0. Radiationhardened solidstate drive nasas jet propulsion laboratory, pasadena, california a method is provided for a radiationhardened radhard solidstate drive for space mission memory applications by combining radhard and commercial offthe shelf cots non. Cobham releases radiationhardened onboard computing. Solutions of this form do currently exist, but require either expensive custommade hardware or expensive proprietary software. Radiation hardened rad hard technology renesas electronics. Radiation hardened electronics for extreme environments. Heavyion induced single event upsets in advanced 65 nm. In this paper, a radiation hardened srambased fpga was designed and manufactured on a 65 nm cmos process as the device under test dut.
Pdf heavyion induced single event upsets in advanced 65. In terms of seu cross section, cram in the hardened fpga design is about four orders of magnitude lower than in the unhardened fpga design, while bram demonstrates a reduction by three orders of. Radiationhardened, spacegrade virtex5qv family data sheet. The design utilizes an advanced soi process technology. An integrated software environment to design polymorphic. This work details the implementation of the rhbsw techniques, that were previously developed for the virtex4based. Radiation hardened by design technology the virtex5qv fpga is built with radiation hardened by design rhbd technology to provide intrinsic hardness from seu and set to select elements of the device. Field programmable gate array fpga single event effect. Radiation hardening is the process of making electronic components and circuits resistant to damage or malfunction caused by high levels of ionizing radiation particle radiation and highenergy electromagnetic radiation, especially for environments in outer space and highaltitude flight, around nuclear reactors and particle accelerators, or during nuclear accidents or nuclear warfare. Radiation tolerant fpga alternative to radiation hardened asics rtaxssl radiation tolerant fpgas offer industryleading advantages for designers of spaceflight systems. The low dose rate ionizing dose response of semiconductors has become a.
Fast lossless image compression with radiation hardening by hardware software co design on platform fpgas conference paper june 20 with 23 reads how we measure reads. Bae systems has implemented radiation hardened 150nm bulk cmos process technology in its. Even though an fpga is designed using a software like approach, it is very important to be aware that this is actually real hardware. Leveraging our expertise developed over decades of providing radiationhardened, high reliability components as well as our software expertise for space and satellite systems, this obc reference design offers extensive benefits by combining cobhams bestinclass high reliability components and software ip to enable prolonged missions and. The rhbd technique is expected to have good opportunities in the near future as it can provide immunity from totaldose and singleevent effects in commercially produced circuitry. The radiationhardened electronics market for the radiation hardening by design rhbd is expected to be the fastestgrowing market by 2022. Radiationhardened, spacegrade virtex5qv family data. It is the vision of rnet to develop a family of radiation hardened fpga products with a variety of features including programmable logic, configurable analog functions, softhardcore microprocessor, dedicated dsp functions, io, dedicated memory blocks, memory controllers, global clock. The reference design can be leveraged on its own or easily interface to a broader system that includes an fpga.
These categories are arranged in the rhese work breakdown structure wbs, as shown in table 1, and are subsequently described in the following sections. Robustness of flight software depends on a number of system layers, including application, programming environment, operating system, and hardware. Fpga programming and board level testing for final design validation. Lowpower consumption, true singlechip form factor and liveatpowerup operation all combine to make rtaxssl devices the fpgas of choice for space designers. Static random access memory sram based field programmable gate array fpga possesses.
Tps7h3301sp radiation hardened 3amp sinksource ddr. Already used in several space missions, leon is an ideal soft processor for creating a radiationhardened fpga design. Based on his teams long standing fpga development track record, nanoxplore has designed a leading radiation hardened fpga portolio for aerospace, defense and industrial market. From a functional perspective, fpgas with inherent reconfigurable attributes are a perfect match for space. Soon we signed a contract with jpl designing fpga for space applications using actel fpga and started designing radiation hardened digital electronics. Field programmable gate array fpga devices have been used in space for more than a. The evolving world of radiation hardened electronics. The low dose rate ionizing dose response of semiconductors has become a key issue in space applications.
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