Iimpawu zeMveliso

Microsemi

I-Microsemi Corporation, enekomkhulu e-Irvine, eCalifornia, ngumyili okhokelayo, umenzi, kunye nomthengisi we-analog ephezulu yokusebenza kunye neesekethe ezidibeneyo ezidibeneyo kunye nee-semiconductors ezithembekileyo ezilawulayo okanye ezilawulayo okanye ezilawula ukunikezelwa kwamandla, ukukhusela kwi-spikes yamandla exesha elide kunye nokuhambisa. , Yamkela kwaye yandise imiqondiso.

Iimveliso zeMicrosemi ziquka amacandelo azimeleyo kunye nezisombululo zesekethe ezidibeneyo eziphucula ukuyila kwabathengi ngokuphucula ukusebenza kunye nokuthembeka, ukulungiswa kweebhetri, ukunciphisa ubungakanani, kunye nokukhusela iisekethe.izicelo.

Intshayelelo kwiiFPGAs kwiMicrosemi

I-Microsemi ifumene i-Actel kwi-2010, yenza i-Microsemi's FPGAs iminyaka engamashumi amathathu ubudala.Ii-FPGA ze-Actel zisetyenziswe ngempumelelo kwiinkqubo zasemajukujukwini ezingaphezu kwama-300 kule minyaka ilishumi idlulileyo, engqina ukuba ii-FPGA ze-Actel zithembekile ngokungathandabuzekiyo.

Izixhobo ezilwa ne-anti-fuse bezizezentengiso yasemkhosini kwaye azivulelwanga kwintengiso yoluntu, ngoko ke umbono we-Actel wawuhlala ungabonakali de kwangowe-2002 xa ii-FPGAs ezisekelwe kwiFlash zaziswa, zityhila imfihlakalo ye-Actel, ethe ngokuthe ngcembe yenziwa. indlela yayo eya kwimarike yoluntu kwaye yaziwa ngumntu wonke.I-Flash Architecture yokuqala ye-FPGA yayiyi-ProASIC, eneempawu ze-chip enye ezilingana ne-CPLDs kunye nokusetyenziswa kwamandla aphantsi kunye neempawu eziphezulu ze-CPLDs zaphumelela ukudunyiswa kweenjineli zophuhliso, kwaye abantu abaninzi basebenzisa i-Flash architecture FPGAs ukuze bathathe indawo ye-CPLDs yasekuqaleni kwaye Ii-FPGA ze-SRAM.

Njengoko iimfuno zoluntu ziqhubeka nokutshintsha, i-Actel ihlala iphucula ubuchwepheshe bayo be-FPGA, ihlala iphucula kwaye iphucula imisebenzi kunye nemithombo yangaphakathi ye-FPGAs, kwaye ngo-2005 i-Actel yasungula isizukulwana sesithathu se-Flash architecture FPGAs - i-ProASIC3 / E.Ukuqaliswa ngempumelelo kweProASIC3/E kubhengeze uphuhliso olutsha.Ukuqaliswa ngempumelelo kweProASIC3/E kubhengeze “umlo” omtsha phakathi kweeFPGA.Intsapho ye-ProASIC3 / E yenzelwe ukuphendula kwimfuno eqinile yemarike yee-FPGA ezipheleleyo, eziphantsi kweendleko zabathengi, iimoto, kunye nezinye izicelo ezingabizi kakhulu.Ezi zilandelayo ziimveliso ze-Actel.

I-Fusion: i-FPGA yokuqala yoshishino kunye nokusebenza kwe-analog, edibanisa i-12-bit AD, i-Flash Memory, i-RTC, kunye nezinye izinto zokwenza i-SoC ibe yinyani.

IGLOO: amandla asezantsi kakhulu eFPGA eneFlash eyodwa *Yenza imo yokulala, apho amandla asezantsi asetyenziswa ukuya kuthi ga kwi-5µW kunye nemo ye-RAM kunye neerejista zigciniwe.

I-IGLOO2: i-I/O ephuculweyo esekwe kwi-IGLOO, inikezela ngenani eliphezulu le-I/O izibuko, inkxaso ye-Smitter trigger inputs, i-hot-plugging, kunye nezinye iimpawu.

I-ProASIC3L: ingabonakali kuphela ukusebenza okuphezulu kweProASIC3 kodwa kunye nokusetyenziswa kwamandla aphantsi.

I-Nano: olona setyenziso lwamandla lusezantsi kwi-FPGA, kunye nosetyenziso lwamandla olusezantsi olusezantsi lwe-2µW, ebonisa iphakheji encinci ye-3mm*3mm kunye nexabiso elisezantsi elisezantsi le-US$0.46.

Olu ngcelele luyinxalenye ye-Actel yesizukulwana sesithathu sokwakhiwa kweFlash FPGAs, eneempawu ezahlukeneyo ezinokuhlangabezana neemfuno zeemarike ezahlukeneyo kwaye izise abasebenzisi uluhlu olubanzi lweenketho kunye neziphumo ezingalindelekanga zokuphucula ukhuphiswano lweemveliso zabo.Makhe sijonge kwiimpawu ezinomdla ze-Actel yesizukulwana sesithathu soyilo lweFlash ye-FPGAs.

Polarfire FPGA usapho

I-Microsemi's PolarFire FPGAs zizixhobo ze-FPGA zesizukulwana sesihlanu ezibonisa iteknoloji ye-28nm engaguqukiyo yamva nje, ubuninzi obuphakathi, kunye nokusetyenziswa kwamandla aphantsi, amandla aphantsi adibeneyo e-FPGA uyilo, amandla aphantsi kwe-12.7Gbps i-transceiver, eyakhelwe ngaphakathi kwamandla aphantsi amabini PCI Express I-Gen2 (EP / RP) kunye nezixhobo ezikhethiweyo zokhuseleko lwedatha kunye ne-co-processor co-processor edibeneyo edibeneyo ye-encryption.Ukuya kuthi ga kwi-481K iiseli ze-logic, i-voltages esebenzayo ye-1.0V-1.05V, kunye namaqondo okushisa okusebenzayo (0 ° C - 100 ° C) kunye nezoshishino (-40 ° C - 100 ° C), umgca wemveliso we-Microsemi's FPGA ubanzi, kunye nokuphehlelelwa kwePolarFire yandisa imarike enokubakho yeeFPGAs ukuya kwi-2.5 yeebhiliyoni zeerandi zesixhobo soxinaniso oluphakathi lwemakethi.

Kutheni usebenzisa iMicrosemi FPGAs

1 Ukhuseleko oluphezulu

Ukhuseleko lwe-Actel Flash architecture FPGAs lubonakaliswa kwiileya ezi-3 zokhuseleko.

Uluhlu lokuqala lulolwaleko lomzimba lokukhusela, i-transistors ye-Actel yesizukulwana sesithathu i-Flash architecture FPGAs ikhuselwe ngamaleko angama-7 esinyithi, ukususwa komgangatho wesinyithi kunzima kakhulu ukufezekisa ubunjineli obubuyisela umva (ngeendlela ezithile zokususa isinyithi). umaleko ukubona imeko yokutshintsha kwe-transistors yangaphakathi kwaye ngaloo ndlela uvelise kwakhona uyilo);I-Flash FPGAs ayiguquguqukiyo, akukho chip yoqwalaselo lwangaphandle olufunekayo, i-chip enye, Inokuthi inikwe amandla kwaye iqhube ngaphandle koloyiko lokubanjwa kwedatha ngexesha lenkqubo yoqwalaselo.

Umaleko wesibini yitekhnoloji yofihlo lwe-Flash Lock, ethi njengoko igama libonisa isiphumo sokutshixa kwiiseli zeFlash.Yi-algorithm ye-128-bit encryption ethintela imisebenzi engagunyaziswanga kwi-chip ngokukhuphela isitshixo kwi-chip ye-encryption, kwaye ngaphandle kwesitshixo, i-chip ayinakucwangciswa, icinywe, iqinisekiswe, njl njl. iteknoloji, eyi-algorithm ye-128-bit encryption ethintela imisebenzi engagunyaziswanga kwitshiphu ngokukhuphela isitshixo kwitshiphu yoguqulelo oluntsonkothileyo.

Umaleko wesithathu bubuchwephesha obufihla iifayili zeprogram ngokusebenzisa i-algorithm ye-encryption esemgangathweni ye-AES yamazwe ngamazwe, i-encryption algorithm enamathela kuxwebhu lwe-US Federal Information Processing Standards (FIPS) uxwebhu 192, olusetyenziswa zii-arhente zikarhulumente wase-US ukukhusela ulwazi olubuthathaka kunye noluntu.I-algorithm inokuqulatha malunga ne-3.4 x 1038 128-bit keys, xa kuthelekiswa nobukhulu be-56-bit kwi-DES yangaphambili, ebonelela malunga ne-7.2 x 1016 izitshixo.Kwi-2000, i-National Institute of Standards and Technology (NIST) yamkela umgangatho we-AES wokutshintsha umgangatho we-DES we-1977, uphucula kakhulu ukuthembeka kwe-encryption.I-NIST ibonisa ukhuseleko lwethiyori olubonelelwa yi-AES ngokubonisa ukuba ukuba inkqubo yekhompyutha inokukrazula isitshixo se-56-bit ye-DES ngomzuzwana omnye, kungathatha malunga ne-149 yezigidi zezigidi zeminyaka ukukrazula isitshixo se-128-bit AES, ngelixa indawo yonke ibhalwe ukuba iminyaka engaphantsi kwe-20 yezigidigidi ubudala, ngoko unokuthelekelela ukuba ukhuseleko lunokuthenjwa kangakanani.

I-Actel Flash FPGAs, esekelwe kukhuseleko oluphindwe kathathu olungentla, ivumela i-IP exabisekileyo yomsebenzisi ukuba ikhuselwe kakuhle kwaye yenze i-ISP ekude inokwenzeka, eya kubonelela ngokhuseleko oluthembekileyo kuyilo lwengqiqo olucwangcisekileyo.

2 Ukuthembeka okuphezulu

Iindidi ezimbini zeempazamo azinakuphepheka kwii-transistors ezisekelwe kwi-SRAM: Impazamo ethambileyo kunye nempazamo eqinileyo, ezibangelwa ngamasuntswana anamandla aphezulu (i-neutron, amasuntswana) kwi-atmosfera ebhobhoza ii-transistors ze-SRAM, ezinokuthi, ngenxa yomxholo wabo ophezulu wamandla, zingatshintsha. imeko ye-transistor ngexesha lokungqubana ne-transistor ethile.

Into ebizwa ngokuba yimpazamo ethambileyo yenzelwe ikakhulu imemori ye-SRAM, umzekelo, i-SRAM, i-DRAM, njl. imposiso yedata yethutyana, eya kunyamalala xa idatha iphinda ibhalwa.Ezi ziziphoso ezinokufunyanwa kwaye zinokuncitshiswa yi-FPGA eyakhelwe-ngaphakathi yokubona iimpazamo kunye nolungiso (EDAC).

Impazamo ye-firmware kuxa i-SRAM FPGA iseli yoqwalaselo okanye i-cabling structure ibhobhozwa ngamasuntswana anamandla emoyeni, okukhokelela kutshintsho kwi-logic function okanye impazamo yocingo eya kubangela ukusilela kwenkqubo epheleleyo kwaye iya kuqhubeka de ihlolwe kwaye ilungiswe.

Uyilo lwe-Actel Flash lukhuselekile kwiimpazamo ze-firmware ngenxa yetekhnoloji yeFlash ekhethekileyo, efuna amandla ombane aphezulu ukutshintsha imeko ye-transistor kwinkqubo yeFlash, imfuno engenakufezekiswa ngamasuntswana anamandla aqhelekileyo, ngoko ke isoyikiso siphantse singabikho. -bukho.

3 Ukusetyenziswa kwamandla aphantsi

Kukho ngokubanzi iindidi ezine zokusetyenziswa kwamandla kwii-FPGAs: amandla-up amandla, amandla oqwalaselo, amandla angatshintshiyo, kunye namandla aguqukayo.Ngokubanzi, iiFPGA zineentlobo ezine zokusetyenziswa kwamandla, ngelixa i-Actel Flash FPGAs inamandla amileyo kuphela kunye namandla aguqukayo, akukho mandla-phezulu okanye amandla oqwalaselo, njengoko amandla-phezulu ayifuni isiqalo esikhulu sangoku, kunye namandla-phantsi. ayiguquguquki kwaye ayifuni inkqubo yoqwalaselo.

I-Flash-based FPGAs yenziwe ngee-transistors ezimbini kwi-programmable switch nganye, ngelixa ii-FPGA ezisekelwe kwi-SRAM zenziwe ngee-transistors ezintandathu ngokutshintshela okucwangcisiweyo, ngoko ke ngokusulungekileyo kuhlalutyo lokusetyenziswa kwamandla, i-Flash FPGAs idla amandla amancinci kakhulu kune-SRAM FPGAs.

Uchungechunge lwe-Fusion luxhasa imowudi yokusetyenziswa kwamandla aphantsi apho i-chip ngokwayo inokubonelela nge-voltage ye-1.5 V kwi-core kwaye inokuthi inikwe amandla kwaye ivuke nge-RTC yangaphakathi kunye nengqiqo ye-FPGA ukufezekisa ukusetyenziswa kwamandla aphantsi;i-Actel IGLOO kunye ne-IGLOO+ uthotho lwee-FPGAs ziyilelwe usetyenziso oluphathwa ngesandla ngeFlash yayo ekhethekileyo* Imowudi yokuMkhenkcisa inokunciphisa ukusetyenziswa kwamandla amileyo ukuya kutsho ngaphantsi kwe-5uW kunye nokugcina idatha kwi-RAM.

Ii-Actel Flash FPGAs ziya kusebenzisa amandla angaphantsi kakhulu kunokhuphiswano, zombini ngokwezibalo nangokuguquguqukayo, kwaye zinokusetyenziswa kwizicelo ezinobuthathaka bamandla nezifuna ukusetyenziswa kwamandla aphantsi, umz. iiPDA, izixhobo zokudlala, njl.njl.