intel AN 769 FPGA Remote Temperature Sensing Diode
Nhanganyaya
Mumashandisirwo emazuva ano emagetsi, kunyanya maapplication anoda kudzora tembiricha yakakosha, pa-chip tembiricha kuyerwa kwakakosha.
Masisitimu ekuita epamusoro anovimba nekuyerwa kwakaringana tembiricha yenzvimbo dzemukati nekunze.
- Optimize performance
- Iva nechokwadi chekushanda kwakavimbika
- Kudzivirira kukanganisa kwezvikamu
Iyo Intel® FPGA yekutarisa tembiricha system inobvumidza iwe kushandisa wechitatu-bato machipisi kutarisa tembiricha yejunction (TJ). Iyi yekunze tembiricha yekutarisa sisitimu inoshanda kunyangwe iyo Intel FPGA ichiiswa pasi kana isina kugadzirwa. Nekudaro, pane zvinhu zvakati wandei zvaunofanira kufunga nezvazvo paunogadzira iyo interface pakati peyekunze chip neIntel FPGA iri kure tembiricha inonzwa diodes (TSDs).
Paunosarudza tembiricha inonzwa chip, iwe waiwanzo tarisa kurongeka kwetembiricha yaunoda kuwana. Nekudaro, neazvino tekinoroji tekinoroji uye yakasarudzika kure TSD dhizaini, iwe unofanirwa zvakare kufunga tembiricha inonzwa chip yakavakirwa-mukati maficha kuti asangane neako dhizaini yekuda.
Nekunzwisisa kushanda kweIntel FPGA kure kure tembiricha yekuyera system, unogona:
- Ziva zvinhu zvakajairika nemaapplications ekuona tembiricha.
- Sarudza iyo yakakodzera tembiricha inonzwa chip inosangana nezvido zvako zvekushandisa, mutengo, uye nguva yekugadzira.
Intel inokurudzira zvakasimba kuti uyere tembiricha ye-on-die uchishandisa TSDs emuno, iyo Intel yakasimbisa. Intel haigone kusimbisa chokwadi chekunze kwekushisa sensors pasi pemamiriro akasiyana ehurongwa. Kana iwe uchida kushandisa maTSD ari kure ane ekunze tembiricha sensors, tevera nhungamiro iri mugwaro iri uye simbisa iko kurongeka kwekuyerwa kwetembiricha yako.
Ichi chinyorwa chekushandisa chinoshanda kune kure TSD kuitiswa kweIntel Stratix® 10 FPGA mudziyo mhuri.
Implementation Overview
Iyo yekunze tembiricha inonzwa chip inobatanidza neIntel FPGA iri kure TSD. Iyo iri kure TSD iPNP kana NPN diode-yakabatana transistor.
- Mufananidzo 1. Kubatana pakati peTemperature Sensing Chip uye Intel FPGA Remote TSD (NPN Diode)
- Mufananidzo 2. Kubatana pakati peTemperature Sensing Chip uye Intel FPGA Remote TSD (PNP Diode)
Equation inotevera inoumba tembiricha ye transistor inoenderana ne base-emitter voltage (VBE).
- Equation 1. Hukama Pakati Petembiricha yeTransistor kune Base-Emitter Voltage (VBE)
Kupi:
- T—Tembiricha muna Kelvin
- q-chaji yeelectronic (1.60 × 10−19 C)
- VBE—base-emitter voltage
- k—Boltzmann nguva dzose (1.38 × 10−23 J∙K−1)
- IC - muunganidzi iyezvino
- IS-reverse saturation current
- η-icho chinhu chakanaka cheiyo diode iri kure
Kurongazve Equation 1, iwe unowana inotevera equation.
- Equation 2. VBE
Kazhinji, tembiricha inonzwa chip inomanikidza maviri akateedzana anodzorwa zvakanaka mafungu, I1 uye I2 paP uye N pini. Iyo chip inobva yayera uye inoyera shanduko yeVBE ye diode. Iyo delta muVBE inoenderana zvakananga kune tembiricha, sezvakaratidzwa muEquation 3. - Equation 3. Delta muVBE
Kupi:
- n-kumanikidzwa ikozvino chiyero
- VBE1—base-emitter voltaguye i1
- VBE2—base-emitter voltaguye i2
Kushandisa Kufunga
Kusarudza tembiricha inonzwa chip ine akakodzera maficha inobvumidza iwe kukwidziridza chip kuti uwane kuyera kwechiyero. Funga misoro iri muruzivo rwakabatana paunosarudza chip.
- Ideality Factor (η-Factor) Mismatch
- Series Resistance Error
- Tembiricha Diode Beta Kusiyana
- Differential Input Capacitor
- Offset Muripo
Ideality Factor (η-Factor) Mismatch
Paunenge uchiita kuyera kupisa kwejunction uchishandisa tembiricha yekunze diode, iko kurongeka kweyero yekuyera kunoenderana nehunhu hwekunze diode. The ideality factor is parameter ye diode iri kure inoyera kutsauka kwe diode kubva pakuita kwayo kwakaringana.
Iwe unogona kazhinji kuwana iyo yakanakira chinhu mune data sheet kubva kumugadziri we diode. Akasiyana ekunze tembiricha diode anokupa akasiyana siyana nekuda kweakasiyana dhizaini uye maitiro matekinoroji avanoshandisa.
Ideality mismatch inogona kukonzeresa kukanganisa kuyera tembiricha. Kuti udzivise kukanganisa kwakakosha, Intel inokurudzira kuti usarudze tembiricha inonzwa chip inoratidzira ino gadzirisika yekufungidzira chinhu. Iwe unogona kushandura iyo ideality factor kukosha mu chip kuti ubvise iyo mismatch kukanganisa.
- Example 1. Ideality Factor Contribution kune Temperature Measurement Error
Ex uyuample inoratidza kuti idiality factor inobatsira sei pakukanganisa kuyerwa kwetembiricha. Mune example, kuverenga kunoratidza kusaenderana kwechokwadi kuchikonzera kukanganisa kukuru kwekuyeresa tembiricha.
- Equation 4. Ideality Factor Hukama kune Measured Temperature
Kupi:
- ηTSC-ideality chinhu che tembiricha inonzwa chip
- TTSC - tembiricha inoverengwa ne tembiricha inonzwa chip
- ηRTD-ideality chinhu cheiyo kure tembiricha diode
- TRTD - tembiricha pane iri kure tembiricha diode
Aya anotevera matanho ekufungidzira kuyerwa kwetembiricha (TTSC) neiyo tembiricha inonzwa chip, ichipihwa zvinotevera kukosha:
- Ideality factor yeiyo tembiricha sensor (ηTSC) ndeye 1.005
- Ideality factor ye remote tembiricha diode (ηRTD) ndeye 1.03
- Tembiricha chaiyo iri kure kure tembiricha diode (TRTD) i80°C
- Shandura iyo TRTD ye80°C kuKelvin: 80 + 273.15 = 353.15 K.
- Isa Equation 4. Tembiricha yakaverengerwa netembiricha inonzwa chip ndeye 1.005 × 353.15 = 344.57 K.TTSC = 1.03
- Shandura kukosha kwakaverengerwa kuCelsius: TTSC = 344.57 K - 273.15 K = 71.43°C Kukanganisa kwetembiricha (TE) kwakakonzerwa nekusawirirana kwezvakanaka:
TE = 71.43°C – 80.0°C = –8.57°C
Series Resistance Error
Iwo akateedzana kuramba paP uye N pini anobatsira mukuyeresa kuyerwa kukanganisa.
The series kuramba inogona kubva:
- Iko kupikisa kwemukati kweP uye N pini yekushisa diode.
- The board trace resistance, for example, refu board trace.
Iwo akateedzana kuramba anokonzeresa kuwedzera voltage kudonhedza pane tembiricha inonzwa nzira uye zvinoguma mukuyerwa kukanganisa, zvichikanganisa kurongeka kweyero yetembiricha. Kazhinji, mamiriro aya anoitika paunoyera tembiricha ine 2-ikozvino tembiricha inonzwa chip.
Mufananidzo 3. Mukati uye Pa-Board Series Resistance
Kuti utsanangure kukanganisa kwetembiricha yakaitika kana nhevedzano kuramba ichiwedzera, imwe tembiricha inonzwa chip inogadzira inopa iyo data yeiyo kure kure diode tembiricha kukanganisa kupesana nekupikisa.
Nekudaro, iwe unogona kubvisa iyo series kuramba kukanganisa. Imwe tembiricha inonzwa chip ine yakavakirwa-mukati yakatevedzana kuramba kukanzura chimiro. Iyo yakatevedzana kuramba kudzima ficha inogona kubvisa inoteedzana kuramba kubva kumazana mashoma Ω kusvika kune inodarika zviuru zvishoma Ω.
Intel inokurudzira kuti iwe utarise iyo yakatevedzana kuramba kukanzura chimiro paunosarudza tembiricha inonzwa chip. Iyo ficha inobvisa otomatiki kukanganisa kwetembiricha kunokonzerwa nekupokana kweiyo nzira kune iri kure transistor.
Tembiricha Diode Beta Kusiyana
Sezvo maitiro tekinoroji geometries anowedzera kudiki, iyo Beta(β) kukosha kwePNP kana NPN substrate inodzikira.
Sezvo tembiricha diode Beta value inodzikira, kunyanya kana tembiricha ye diode muunganidzi yakasungirirwa pasi, kukosha kweBeta kunokanganisa reshiyo iripo paEquation 3 papeji 5. Naizvozvo, kuchengetedza reshiyo chaiyo iripo kwakakosha.
Mamwe tembiricha anonzwa machipisi ane akavakirwa-mukati Beta muripo wekuita. Iyo Beta mutsauko wedunhu inonzwa base ikozvino uye inogadzirisa emitter ikozvino kutsiva iyo mutsauko. Muripo weBeta unochengetedza chiyero chemuunganidzi.
Mufananidzo 4. Intel Stratix 10 Core Fabric Temperature Diode ine Maxim Integrated*'s MAX31730 Beta Muripo Wakagoneswa
Iyi nhamba inoratidza kuti kuyerwa kwechiyero kunowanikwa neBeta muripo wakagoneswa. Izvo zviyero zvakatorwa panguva yeFPGA simba pasi mamiriro - iyo set uye kuyerwa tembiricha inotarisirwa kuve pedyo.
| 0˚C | 50˚C | 100˚C | |
| Beta Muripo Wabviswa | 25.0625˚C | 70.1875˚C | 116.5625˚C |
| Beta Muripo Pari | -0.6875˚C | 49.4375˚C | 101.875˚C |
Differential Input Capacitor
Iyo capacitor (CF) paP neN pini inoita senge yakaderera-pass sefa inobatsira kusefa iyo yakakwira frequency ruzha uye kugadzirisa iyo electromagnetic interference (EMI).
Iwe unofanirwa kungwarira panguva yekusarudza capacitor nekuti iyo hombe capacitance inogona kukanganisa kusimuka kweiyo switched yazvino sosi uye kuunza hombe yekuyera kukanganisa. Kazhinji, tembiricha inonzwa chip mugadziri inopa yakakurudzirwa capacitance kukosha mune yavo data sheet. Tarisa kune iyo capacitor dhizaini nhungamiro kana kurudziro usati wafunga kukosha kwecapacitance.
Mufananidzo 5. Differential Input Capacitance
Offset Muripo
Zvinhu zvakawanda zvinogona panguva imwe chete kuunza kukanganisa kwekuyera. Pane imwe nguva, kushandisa nzira imwe chete yekubhadhara kunogona kusagadzirisa zvizere nyaya. Imwe nzira yekugadzirisa kuyerwa kukanganisa ndeyekushandisa offset muripo.
Cherechedza: Intel inokurudzira kuti ushandise tembiricha inonzwa chip ine yakavakirwa-mukati offset muripo. Kana tembiricha inonzwa chip isingatsigire chimiro, unogona kuisa muripo wekubvisa panguva yekutumira kuburikidza netsika logic kana software.
Offset compensation inoshandura kukosha kwerejista kubva patembiricha inonzwa chip kubvisa kukanganisa kwakaverengerwa. Kuti ushandise chimiro ichi, unofanirwa kuita tembiricha profile dzidza uye uone kukosha kwekushandisa.
Iwe unofanirwa kuunganidza kuyerwa kwetembiricha pane yaunoda tembiricha siyana neyakagadzika marongero eiyo tembiricha inonzwa chip. Mushure mezvo, ita ongororo yedata sezviri mune inotevera example kuti uone kukosha kwekushandisa. Intel inokurudzira kuti uedze akati wandei tembiricha inonzwa machipi ane akati wandei kure kure tembiricha diode kuti uve nechokwadi chekuti unovhara chikamu-kune-chikamu musiyano. Wobva washandisa zviyero zveavhareji mukuwongorora kuona marongero ekushandisa.
Iwe unogona kusarudza tembiricha mapoinzi kuti uedze zvichibva pane yako system yekushandisa mamiriro.
Equation 5. Offset Factor
Example 2. Kushandiswa kweOffset Muripo Mune iyi example, seti yezviyero zvetembiricha yakaunganidzwa ine mapoinzi matatu etembiricha. Isa Equation 5 kune zvakakosha uye uverenge iyo inobvisa chinhu.
Tafura 1. Dhata Yakaunganidzwa Usati Washandisa Offset Muripo
| Set Tembiricha | Measured Temperature | ||
| 100°C | 373.15 K | 111.06°C | 384.21 K |
| 50°C | 323.15 K | 61.38°C | 334.53 K |
| 0°C | 273.15 K | 11.31°C | 284.46 K |
Shandisa nzvimbo yepakati yetembiricha kuti uverenge tembiricha yekumisa. Mune example, nzvimbo yepakati ndiyo 50°C set tembiricha.
Offset tembiricha
- = Offset factor × (Yakayerwa tembiricha-Set tembiricha)
- = 0.9975 × (334.53 − 323.15)
- = 11.35
Isa kukosha kwetembiricha yekumisa uye zvimwe zvinhu zvemuripo, kana zvichidikanwa, mune tembiricha inonzwa chip uye tora zvakare kuyerwa.
Tafura 2. Dhata Yakaunganidzwa Mushure mekushandisa Offset Muripo
| Set Tembiricha | Measured Temperature | Error |
| 100°C | 101.06°C | 1.06°C |
| 50°C | 50.13°C | 0.13°C |
| 0°C | 0.25°C | 0.25°C |
Related Information
Evaluation Results
Inopa review yemhedzisiro yeongororo yenzira yekubvisa muripo neMaxim Integrated* uye Texas Instruments* tembiricha inonzwa machipisi.
Evaluation Results
Mukuongorora, iyo Maxim Integrated*'s MAX31730 uye Texas Instruments*'s TMP468 evaluation kits yakagadziridzwa kuti ienderane neyekure tembiricha diodes yezvivharo akati wandei muIntel FPGA.
Tafura 3. Yakaongororwa Mabhuroki uye Bhodhi Models
| Block | Temperature Sensing Chip Evaluation Board | |
| Texas Instruments 'TMP468 | Maxim Integrate d's MAX31730 | |
| Intel Stratix 10 musimboti jira | Ehe | Ehe |
| H-tile kana L-tile | Ehe | Ehe |
| E-tile | Ehe | Ehe |
| P-tile | Ehe | Ehe |
Nhamba dzinotevera dzinoratidza kumisikidzwa kweIntel FPGA board ine Maxim Integrated uye Texas Instruments evaluation board.
Mufananidzo 6. Setup neMaxim Batanidza d's MAX31730 Evaluation Board
Mufananidzo 7. Seta neTexas Instruments 'TMP468 Evaluation Board
- Iyo yekupisa yekumanikidza - kana neimwe nzira, iwe unogona kushandisa tembiricha kamuri - yakavharwa uye yakavharika iyo FPGA uye nekumanikidza tembiricha zvinoenderana nenzvimbo yakatarwa tembiricha.
- Munguva iyi bvunzo, iyo FPGA yakaramba iri mumamiriro asina simba kuti idzivirire kubva mukupisa.
- Nguva yekunyura yega yega tembiricha yekuyedza yaive maminetsi makumi matatu.
- Izvo zvigadziriso pamakiti ekuongorora zvakashandisa zvigadziriso zvekutanga kubva kune vanogadzira.
- Mushure mekuseta, matanho muOffset Muripo pane peji 10 akateverwa kuunganidzwa kwedata uye kuongororwa.
Ongororo neMaxim Integrated's MAX31730 Temperature Sensing Chip Evaluation Board
Ongororo iyi yakaitwa nematanho ekumisikidza sezvakatsanangurwa muOffset Compensation.
Iyo data yakaunganidzwa pamberi uye mushure mekushandisa iyo offset muripo. Yakasiyana yekupisa tembiricha yakaiswa kune akasiyana Intel FPGA mabhuroki nekuti imwechete offset kukosha haigone kuiswa pamabhuroki ese. Nhamba dzinotevera dzinoratidza zvabuda.
Mufananidzo 8. Data yeIntel Stratix 10 Core Fabric
Mufananidzo 9. Data yeIntel FPGA H-Tile uye L-Tile
Mufananidzo 10. Data yeIntel FPGA E-Tile
Mufananidzo 11. Data yeIntel FPGA P-Tile
Ongororo neTexas Instruments's TMP468 Temperature Sensing Chip Evaluation Board
Ongororo iyi yakaitwa nematanho ekumisikidza sezvakatsanangurwa muOffset Compensation.
Iyo data yakaunganidzwa pamberi uye mushure mekushandisa iyo offset muripo. Yakasiyana yekupisa tembiricha yakaiswa kune akasiyana Intel FPGA mabhuroki nekuti imwechete offset kukosha haigone kuiswa pamabhuroki ese. Nhamba dzinotevera dzinoratidza zvabuda.
Mufananidzo 12. Data yeIntel Stratix 10 Core Fabric
Mufananidzo 13. Data yeIntel FPGA H-Tile uye L-Tile
Mufananidzo 14. Data yeIntel FPGA E-Tile
Mufananidzo 15. Data yeIntel FPGA P-Tile
Mhedziso
Kune akawanda akasiyana tembiricha anonzwa chip vagadziri. Panguva yekusarudza chikamu, Intel inokurudzira zvakasimba kuti usarudze tembiricha inonzwa chip neanotevera kufunga.
- Sarudza chip ine configurable ideality factor feature.
- Sarudza chip ine series kuramba kukanzura.
- Sarudza chip inotsigira Beta muripo.
- Sarudza ma capacitor anoenderana nekurudziro yemugadziri we chip.
- Isa chero muripo wakakodzera mushure mekuita tembiricha profile kudzidza.
Zvichienderana nekufunga kwekuita uye mhedzisiro yekuongorora, iwe unofanirwa kukwidziridza tembiricha inonzwa chip mudhizaini yako kuti uwane kuyerwa chaiko.
Gwaro Rekudzokorora Nhoroondo yeAN 769: Intel FPGA Remote Tembiricha Inonzwa Diode Implementation Guide
| Document Version | Kuchinja |
| 2022.04.06 |
|
| 2021.02.09 | Kusunungurwa kwekutanga. |
Intel Corporation. Kodzero dzese dzakachengetwa. Intel, iyo Intel logo, uye mamwe maIntel mamaki zviratidzo zveIntel Corporation kana vatsigiri vayo. Intel inobvumidza kuita kwayo FPGA uye semiconductor zvigadzirwa kune zvazvino zvirevo zvinoenderana neIntel's standard waranti, asi inochengetera kodzero yekuita shanduko kune chero zvigadzirwa nemasevhisi chero nguva pasina chiziviso. Intel haitore mutoro kana mutoro unobva mukushandisa kana kushandiswa kwechero ruzivo, chigadzirwa, kana sevhisi inotsanangurwa pano kunze kwekunge yakabvumiranwa nekunyora neIntel. Vatengi veIntel vanorairwa kuti vawane yazvino vhezheni yezvakatemwa zvemudziyo vasati vavimba nechero ruzivo rwakaburitswa uye vasati vaisa maodha ezvigadzirwa kana masevhisi.
*Mamwe mazita nemhando zvinogona kunzi ndezvevamwe.
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intel AN 769 FPGA Remote Temperature Sensing Diode [pdf] Bhuku reMushandisi AN 769 FPGA Remote Temperature Sensing Diode, AN 769, FPGA Remote Temperature Sensing Diode, Remote Temperature Sensing Diode, Temperature Sensing Diode, Sensing Diode |
