Ibiranga ibicuruzwa

Microsemi

Isosiyete ya Microsemi, ifite icyicaro i Irvine, muri Kaliforuniya, ni umuhanga mu gukora ibishushanyo mbonera, gukora, no gucuruza ibintu byinshi bigereranywa n’ibicuruzwa bivangwa n’ibimenyetso bivangwa n’amashanyarazi hamwe n’imyizerere yizewe cyane icunga kandi ikagenzura cyangwa igenzura ibikoresho by’amashanyarazi, ikarinda umuvuduko w’amashanyarazi n’igihe gito. , kwakira no kongera ibimenyetso.

Ibicuruzwa bya Microsemi birimo ibice byihariye hamwe nibisubizo byumuzunguruko byongerera imbaraga abakiriya mugutezimbere imikorere no kwizerwa, guhindura bateri, kugabanya ingano, no kurinda imirongo.Porogaramu.

Intangiriro kuri FPGAs kuri Microsemi

Microsemi yaguze Actel mu 2010, bituma FPGAs ya Microsemi imaze imyaka mirongo itatu.FPGAs ya Actel yakoreshejwe neza muri gahunda zirenga 300 zo mu kirere mu myaka icumi ishize, byerekana ko FPGAs za Actel zizewe nta gushidikanya.

Ibikoresho byo kurwanya fuse byari bigenewe cyane cyane isoko rya gisirikare kandi ntibifunguye ku isoko ry’abasivili, bityo igitekerezo cya Actel cyahoraga kidasobanutse kugeza mu 2002 ubwo hatangizwaga FPGAs ishingiye kuri Flash ishingiye kuri Flash, ikagaragaza ibanga rya Actel, ryagiye rikorwa buhoro buhoro inzira yayo ku isoko rya gisivili kandi bizwi na bose.Ubwubatsi bwa mbere bwa Flash FPGA yari ProASIC, ibiranga chip imwe imwe ihwanye na CPLDs hamwe no gukoresha ingufu nke hamwe nubushobozi buke burenze ubwa CPLDs yatsindiye ishimwe ryaba injeniyeri yiterambere, kandi abantu benshi cyane bakoresheje Flash yubatswe FPGAs kugirango basimbuze CPLDs yambere kandi SRAM FPGAs.

Mugihe ibyo sosiyete ikeneye bigenda bihinduka, Actel ihora itezimbere ikoranabuhanga ryayo rya FPGA, ihora inonosora kandi itezimbere imikorere numutungo wimbere wa FPGAs, kandi muri 2005 Actel yatangije igisekuru cya gatatu cyububiko bwa Flash FPGAs - ProASIC3 / E.Gutangiza neza ProASIC3 / E byatangaje umurongo mushya witerambere.Gutangiza neza ProASIC3 / E byatangaje "intambara" nshya hagati ya FPGAs.Umuryango wa ProASIC3 / E washyizweho kugirango usubize isoko rikenewe kubintu byuzuye, bidahenze FPGAs kubaguzi, ibinyabiziga, nibindi bikorwa byorohereza ibiciro.Ibikurikira nibicuruzwa bya Actel.

Fusion: FPGA yambere yinganda hamwe nibikorwa bisa, ihuza 12-bit AD, Flash Memory, RTC, nibindi bice kugirango SoC ibe impamo.

IR

IGLOO2: I / O itezimbere ishingiye kuri IGLOO, itanga umubare utangaje wibyambu bya I / O, inkunga ya Smitter trigger yinjiza, amashanyarazi ashyushye, nibindi biranga.

ProASIC3L: ntigaragaza gusa imikorere yo hejuru ya ProASIC3 ahubwo inagaragaza ingufu nke.

Nano: inganda zikoresha ingufu nkeya FPGA, hamwe n’ingufu ntoya ikoreshwa na 2µW, igaragaramo pake ya ultra-nto 3mm * 3mm hamwe na ultra-low itangira igiciro cya $ 0.46.

Uru ruhererekane rwose ni igice cya gatatu cya Actel yububiko bwa Flash yububiko bwa FPGAs, ibintu bitandukanye birashobora guhuza ibikenewe kumasoko atandukanye kandi bikazana abakoresha amahitamo menshi hamwe ningaruka zitunguranye kugirango bazamure ubushobozi bwibicuruzwa byabo.Reka turebe ibintu bishimishije biranga igisekuru cya gatatu cya Flash yububiko bwa FPGAs.

Polarfire umuryango wa FPGA

MicrosP's ya PolarFire FPGAs nigisekuru cya gatanu cyibikoresho bidafite imbaraga bya FPGA byerekana tekinoroji ya 28nm igezweho itajegajega, ubucucike buciriritse, hamwe n’ikoreshwa ry’amashanyarazi make, ihuriweho n’ingufu zo hasi FPGA yubatswe, ingufu nkeya 12.7Gbps transceiver, yubatswe mu mbaraga nkeya PCI Express Gen2 (EP / RP) kimwe nibikoresho byumutekano byihitirwa hamwe nibikoresho bikomatanyije bifite imbaraga nkeya.Hamwe na selile zigera kuri 481K, voltage ikora ya 1.0V-1.05V, hamwe nubushyuhe bwo gukora bwubucuruzi (0 ° C - 100 ° C) ninganda (-40 ° C - 100 ° C), umurongo wibicuruzwa bya FPGA wa Microsemi ni mugari, no gushyira ahagaragara PolarFire yagura isoko rishobora kuba kuri FPGAs ku isoko ry’ibikoresho biciriritse bingana na miliyari 2.5.

Kuki ukoresha Microsemi FPGAs

1 Umutekano muke

Umutekano wububiko bwa Actel Flash FPGAs ugaragarira mubice 3 byo kurinda.

Igice cya mbere ni icyiciro cyumubiri cyo kurinda, tristoriste ya Actel yo mu gisekuru cya gatatu Flash yububiko bwa FPGAs irinzwe nicyiciro 7 cyicyuma, kuvanaho icyuma biragoye cyane kugera kubikorwa byubuhanga (binyuze muburyo bumwe bwo gukuraho icyuma layer kugirango ibone guhinduranya leta ya transistor imbere bityo ikabyara igishushanyo);Flash FPGAs ntabwo ihindagurika, nta chip iboneza yo hanze isabwa, chip imwe, Irashobora gukoreshwa no gukora idatinya guhagarika amakuru yamakuru mugihe cyiboneza.

Igice cya kabiri ni tekinoroji ya Flash Lock, nkuko izina ribigaragaza ni ingaruka yo gufunga selile ya Flash.Ni 128-bit ya encryption algorithm ibuza ibikorwa bitemewe kuri chip ukuramo urufunguzo rwa chip kugirango uhishe, kandi udafite urufunguzo, chip ntishobora gutegurwa, guhanagurwa, kugenzurwa, nibindi. Igice cya kabiri ni ibanga rya Flash Lock tekinoroji, ni 128-bit ya encryption algorithm ibuza ibikorwa bitemewe kuri chip ukuramo urufunguzo rwa chip kugirango uhishe.

Igice cya gatatu ni tekinoroji ihishe amadosiye ya porogaramu ikoresheje algorithm yo mu rwego mpuzamahanga mpuzamahanga ya AES encryption algorithm, algorithm ya encryption yubahiriza inyandiko ya Leta zunze ubumwe z’Amerika yo gutunganya amakuru (FIPS) inyandiko 192, ikoreshwa n'inzego za Leta zunze ubumwe za Amerika mu kurinda amakuru akomeye kandi rusange.Algorithm irashobora kuba irimo urufunguzo rugera kuri 3.4 x 1038 128-bit, ugereranije nubunini bwa 56-bit urufunguzo rwambere rwa DES, rutanga urufunguzo rwa 7.2 x 1016.Mu 2000, Ikigo cyigihugu gishinzwe ubuziranenge n’ikoranabuhanga (NIST) cyemeje AES igipimo cyo gusimbuza igipimo cya DES 1977, kizamura cyane kwizerwa ryibanga.NIST yerekana umutekano wamahame yatanzwe na AES yerekana ko niba sisitemu yo kubara ishobora gucamo urufunguzo rwa biti 56 ya DES mu isegonda imwe, bishobora gutwara imyaka igera kuri miriyoni 149 kugirango ucike urufunguzo rwa 128 AES, mugihe isanzure ryanditse ko ari munsi yimyaka miriyari 20, urashobora rero kwiyumvisha uburyo umutekano wizewe.

Actel Flash FPGAs, ishingiye kuburinzi bwikubye gatatu, ituma IP ifite agaciro k'umukoresha kurindwa neza kandi ikanatuma ISP ya kure ishoboka, izatanga umutekano wizewe kubishushanyo mbonera byemewe.

2 Kwizerwa cyane

Ubwoko bubiri bw'amakosa byanze bikunze muri tristoriste ishingiye kuri SRAM: Ikosa ryoroheje na Firm Error, biterwa nuduce twinshi twinshi (neutron, uduce) mu kirere twibasiye transistor ya SRAM, ibyo, kubera imbaraga nyinshi, bishobora guhinduka leta ya tristoriste mugihe cyo kugongana na transistor runaka.

Ibyo bita ikosa ryoroheje ni cyane cyane kububiko bwa SRAM, urugero SRAM, DRAM, nibindi. Iyo imbaraga zingufu nyinshi zikubise data yibuka ya SRAM, amakuru yamakuru azahindurwa, kuva 0 kugeza 1 cyangwa 1 kugeza 0, bikavamo ikosa ryigihe gito, rizashira mugihe amakuru yongeye kwandikwa.Aya ni amakosa ashobora gukosorwa kandi arashobora kugabanywa nubushakashatsi bwakozwe na FPGA no gukosora (EDAC).

Ikosa rya software ni mugihe SRAM FPGA iboneza selile cyangwa imiterere ya cabling itewe ibisasu ningufu zingufu mukirere, bikavamo impinduka mumikorere ya logique cyangwa ikosa rya wiring bikaviramo kunanirwa na sisitemu yuzuye kandi bizakomeza kugeza bigenzuwe kandi bikosorwe.

Ubwubatsi bwa Actel Flash ntibukingiwe namakosa ya software kubera tekinoroji yihariye ya Flash, isaba voltage nini kugirango ihindure imiterere ya transistor mugikorwa cya Flash, icyifuzo kidashobora kubahirizwa nuduce dusanzwe dufite ingufu, bityo iterabwoba ntirisanzwe. -kubaho.

3 Gukoresha ingufu nke

Muri rusange hari ubwoko bune bwo gukoresha ingufu muri FPGAs: imbaraga-zo hejuru, imbaraga zo kuboneza, imbaraga zihamye, nimbaraga zingufu.Mubisanzwe, FPGAs ifite ubwoko bune bwose bwo gukoresha ingufu, mugihe Actel Flash FPGAs ifite imbaraga zihamye gusa nimbaraga zidafite imbaraga, nta mbaraga zamashanyarazi cyangwa imbaraga zo kuboneza, kuko imbaraga-zidasaba imbaraga nini yo gutangira, hamwe nimbaraga-hasi ni idahindagurika kandi ntisaba inzira yimiterere.

FPGAs ishingiye kuri Flash igizwe na tristoriste ebyiri kuri porogaramu ishobora guhindurwa, mugihe SRP ishingiye kuri SRAM igizwe na tristoriste esheshatu kuri porogaramu ishobora guhindurwa, bityo rero mubijyanye no gusesengura imikoreshereze y’amashanyarazi, Flash FPGAs ikoresha imbaraga nke ugereranije na SRAM FPGAs.

Urukurikirane rwa Fusion rushyigikira uburyo buke bwo gukoresha ingufu aho chip ubwayo ishobora gutanga voltage ya 1.5 V kuri corps kandi ishobora gukoreshwa hanyuma igakanguka binyuze muri RTC y'imbere hamwe na logique ya FPGA kugirango igere ku mashanyarazi make;Actel IGLOO na IGLOO + urukurikirane rwa FPGAs zagenewe porogaramu zikoreshwa mu ntoki hamwe na Flash yihariye ya Flash * Freeze irashobora kugabanya gukoresha ingufu za static kugeza kuri 5uW kandi ikabika amakuru muri RAM.

Actel Flash FPGAs izakoresha imbaraga nke cyane kurenza irushanwa, haba muburyo buhamye kandi bukomeye, kandi irashobora gukoreshwa mubisabwa byoroshye ingufu kandi bisaba gukoresha ingufu nke, urugero nka PDA, imashini yimikino, nibindi.