Jagorar Mai Amfani
Saukewa: EVAL-AD4857
Saukewa: UG-2242
AD4857 Buffered 8-Channel na lokaci ɗaya Sampling
Ana kimanta AD4857 Buffered, 8-Channel na lokaci ɗaya Sampling, 16-Bit 1 MSPS DAS
SIFFOFI
► Cikakken fasalin hukumar tantancewa don AD4857
} Tashoshin shigarwa 8 akwai ta hanyar masu haɗin SMA
► A kan-jirgin tunani da'irar da wutar lantarki
► Ƙarfin tsaye ta hanyar haɗin FMC da/ko wuraren gwaji
► Software na PC don sarrafawa da nazarin bayanai na yanki lokaci da mita
► ZedBoard-mai jituwa
► Mai jituwa tare da sauran allon kula da FMC
KAYAN AKE BUKATA
► PC mai sarrafa Windows® 10 tsarin aiki ko mafi girma
► Digilent ZedBoard tare da wutar adaftar bango 12 V
► Madaidaicin tushen siginar
► SMA igiyoyi (sagarori zuwa hukumar tantancewa)
► Kebul na USB
ANA BUKATAR SOFTWARE
► Analysis | Sarrafa | Software na kimantawa (ACE).
Saukewa: AD4857 ACE plugin daga manajan plug-in
ABUN KIMANIN BOARD
Kwamitin kimantawa na EVAL-AD4857FMCZ
► Micro-SD katin žwažwalwar ajiya (tare da adaftan) mai dauke da software na taya na tsarin da Linux OS
HOTO NA KIMANIN HUDU
BAYANI BAYANI
An ƙera EVAL-AD4857FMCZ don nuna aikin AD4857 kuma don samar da dama ga zaɓuɓɓukan daidaitawa da yawa waɗanda ake samun dama ta hanyar mai sauƙin ACE plug-in mai hoto mai hoto (GUI). AD4857 cikakken buffer ne, tashoshi 8 na lokaci guda sampling, 16-bit, 1 MSPS tsarin sayan bayanai (DAS) tare da bambance-bambancen, faffadan abubuwan shigar da yanayin gama gari.
Abubuwan haɗin EVAL-AD4857FMCZ akan allon sun haɗa da masu zuwa:
► The LTC6655 babban madaidaici, ƙananan ɗigon ruwa, 4.096 V voltage reference (ba a yi amfani da tsoho ba)
► The LT1761, ƙaramar amo, 1.8 V, 2.5 V, da 5V ƙananan dropout (LDO)
► The LT8330 low quiescent halin yanzu (I) booster
Don cikakkun bayanai kan AD4857, duba takardar bayanan AD4857, wanda Q dole ne a tuntube shi tare da wannan jagorar mai amfani lokacin amfani da hukumar kimantawa ta EVAL-AD4857FMCZ.
TARIHIN BAYA
6/2024—Bita na 0: Sigar Farko
JAGORAN FARA GANGAN
Ɗauki matakai masu zuwa don fara kimanta EVALAD4857FMCZ:
- Zazzage kuma shigar da ACE Software daga ACE web shafi. Idan an riga an shigar da ACE akan kwamfutar, tabbatar da cewa ana amfani da sabon sigar ta hanyar danna maballin Duba Don Sabuntawa a cikin ma'aunin ACE Software, kamar yadda aka nuna a hoto 2.
- Shigar da ACE Software, zaɓi Manajan Plug-in daga madaidaicin labarun ACE don shigar da plug-in allo wanda ke goyan bayan hukumar kimanta AD4857, sannan zaɓi Fakitin da ke samuwa, kamar yadda aka nuna a hoto 3. Kuna iya amfani da filin bincike don taimakawa tace Bayanan Bayani na AD4857 Duba cikin ACE Quickstart - Amfani da ACE da Shigar da Plug-ins jagora don ƙarin bayani.
- Saka katin Micro-SD (tare da adaftan) wanda aka bayar a cikin kit ɗin hukumar tantancewa a cikin ramin katin SD da ke ƙasan ZedBoard. Idan akwai buƙatu don sake yin hoto ko ƙirƙira sabon katin Micro-SD, duba waɗannan umarnin da aka samo akan Analog Devices, Inc., website: ADI Kuiper Linux tare da goyan bayan ACE Evaluation.
- Tabbatar cewa an saita masu tsalle-tsalle na taya na ZedBoard don amfani da katin Micro-SD kamar yadda aka nuna a Hoto 4. Don kauce wa lalacewa mai yuwuwa lokacin da aka canza JVIO kamar yadda aka bayyana a cikin Tebu 1, tabbatar da cewa an saita VADJ SELECT jumper zuwa daidai vol.tagSaukewa: EVAL-AD4857FMCZ.
- Haɗa EVAL-AD4857FMCZ zuwa mai haɗin FMC akan ZedBoard.
- Haɗa kebul na USB daga kwamfutar zuwa tashar J13/USB OTG, kuma haɗa wutar lantarki mai karfin 12 V zuwa shigar da J20/DC.
- Zamar da maɓallin SW8/POWER a cikin ZedBoard zuwa wurin kunnawa. Koren LD13/POWER LED yana kunna kuma ana biye da shuɗin LD12/DONE LED (a cikin ZedBoard). DS1 LED a cikin EVAL-AD4857FMCZ shima yana kunna.
- LED LD7 ja yana kyaftawa kusan dakika 20 zuwa dakika 30 daga baya, yana nuna cewa aikin taya ya cika.
- Kaddamar da ACE Software daga babban fayil na Na'urorin Analog a cikin menu na Fara Windows. EVAL-AD4857FMCZ yana bayyana a cikin ACE Start a cikin Hardware da aka haɗa view, kamar yadda aka nuna a hoto na 5.
Idan EVAL-AD4857FMCZ bai bayyana akan Hardware da aka haɗa ba view, ana iya ƙaddamar da plug-in daga menu na Explore Ba tare da Hardware ba. Danna Ci gaba zuwa Takaddun bayanai don buɗe takaddun toshe-kunne don taimakon gyara matsala tare da kwatancen kowane taga da fasali a cikin toshe-in.
JAGORAN FARA GANGAN
HUKUNCIN HARDWARE
AD4857 cikakken buffer ne, tashoshi 8 na lokaci guda sampling, 16-bit 1 MSPS DAS tare da bambance-bambance, faffadan abubuwan shigar da yanayin gama gari. AD4857 yana da ƙananan guntu 4.096 V na ciki voltage tunani; duk da haka, ita ma da zaɓin tana karɓar bayanin waje da aka yi amfani da shi ta hanyar fil ɗin REFIO kuma an bayar da shi ga kan-jirgin LTC6655. Na'urar tana aiki daga hanyoyin wutar lantarki daban-daban, ana samar da su ta hanyar masu kula da LDO na kan jirgin kamar yadda aka bayyana a sashin samar da wutar lantarki. Akwai zaɓi don haɗa kayayyaki na waje kuma an yi bayani a cikin Tebu 1.
ZABEN HARDWARE HANYA
Tebur 1 yayi cikakken bayani game da ayyukan zaɓin hanyar haɗin gwiwa da tsoffin hanyoyin haɗin wutar lantarki. Ana iya yin amfani da EVAL-AD4857FMCZ daga tushe daban-daban, kamar yadda aka bayyana a cikin sashin Kayan Wuta. Ta hanyar tsoho, wutar lantarki da ake buƙata don EVAL-AD4857FMCZ ta fito ne daga hukumar kula da ZedBoard. Ana sarrafa wutar lantarki ta masu kula da kan jirgin waɗanda ke samar da kayan aikin bipolar da ake buƙata.
Tebur 1. Cikakkun Jumper tare da Saitunan Tsoffin Factory
| JODIFF zuwa J7DIFF | Ba a saka ba | Jumper Calibration. Shigar da hanyar haɗin JODIFF zuwa J7DIFF jumper yana ba da damar gajeriyar kewaya madaidaitan bayanai guda biyu don auna madaidaicin AD4857 da/ko don aiwatar da daidaitawa. |
| J0+ zuwa J7+ | Ba a saka ba | Analog Input to Ground Connection. Saka hanyar haɗin J0+ zuwa J7+ don haɗi zuwa fil ɗin AGND, daidaitaccen shigarwar analog mai dacewa. |
| J0-zuwa J7- | Ba a saka ba | Analog Input to Ground Connection. Saka hanyar haɗin J0- zuwa J7- jumper don haɗi zuwa fil ɗin AGND, madaidaicin shigarwar analog mara kyau. |
| Saukewa: JV12V | A | Hanyar hanyar haɗin JV12V tana zaɓar tushen samar da wutar lantarki don kwamitin kimantawa na EVAL-AD4857FMCZ. A Matsayin A, ana ɗaukar wadatar da ba a kayyade ba ga masu kula da LDO a kan jirgin daga samar da ZedBoard 12 V. A Matsayin B, ana ɗaukar wadatarwar waje mara ka'ida ga masu kula da kan jirgin LDO daga mai haɗin V12V_EXT. |
| JSHIFT | A | Hanyar haɗin JSHIFT ta zaɓi nau'in samar da wutar lantarki don AD4857. A matsayin A, VCC fil = +24 V, da kuma VEE pin = -24V. A matsayin B, VCCfil = +44 V, da kuma VEE pin = -4V. Idan ba a shigar da shi ba, VCC fil = +24 V, da kuma VEE pin = -4V. |
| Farashin JVCC | A | Hanyar haɗin JVCC ta zaɓi VCC tushen samar da fil. A matsayin A, VCC fil ne ke bayarwa LT8330 DC/DC Converter. A matsayin B, VCC fil yana ba da duk da cewa mai haɗin VCC_EXT. |
| JVEE | A | Hanyar haɗin JVEE ta zaɓi VEE tushen samar da fil. A matsayin A, VEE fil yana bayar da ta hanyar kan-jirgin LT8330 DC/DC Converter. A matsayin B, VEE fil yana ba da duk da cewa mai haɗin VEE_EXT. |
| JVDDH | A | Mahadar JVDDH ta zaɓi VDDH tushen samar da fil. A matsayin A, VDDH fil ne ke bayarwa LT1761 2.5 V LDO mai daidaitawa. A matsayin B, VDDH fil yana bayar da duk da cewa mai haɗin VDDH_EXT. Idan ba a shigar da shi ba, VDDH Ana iya ɗaure fil zuwa fil ɗin AGND ta hanyar saka resistor R40. Don musaki mai sarrafa LDO na ciki, ɗaura VDDH pin zuwa GND pin. Tare da kashe mai sarrafa, haɗa VDDL fil zuwa wadatar waje a cikin kewayon 1.71 V zuwa 1.89 V ta hanyar haɗin JVDDL. |
| JVDD | A | Hanyar haɗin JVDD tana zaɓar VDD tushen samar da fil. A matsayin A, VDD fil an bayar da shi ta hanyar kan-jirgin LT1761 5 V LDO mai tsarawa. A matsayin B, VDD fil yana bayar da duk da cewa mai haɗin VDD_EXT. |
| Farashin JVDDL | Ba a saka ba | Hanyar haɗin JVDDL tana zaɓar VDDL tushen samar da fil. A matsayin A, VDDL fil an bayar da shi ta hanyar kan-jirgin LT1761 1.8 V LDO mai daidaitawa. Don amfani da wannan saitin, ɗaure VDDH pin zuwa ƙasa ta hanyar haɗin JVDDH. A matsayin B, VDDL fil yana ba da duk da cewa mai haɗin VDDL_EXT. Don amfani da wannan saitin, ɗaure VDDH pin zuwa ƙasa ta hanyar haɗin JVDDH. Idan ba a shigar da shi ba, ana amfani da mai sarrafa LDO na ciki don haɗin JVDDH ya kasance a Matsayin A ko Matsayi B. |
| JVIO | Ba a saka ba | Hanyar haɗin JVIO tana zaɓar VIO tushen samar da fil. Idan ba a shigar da shi ba, VIO Ana ɗaukar fil daga ZedBoard (tsoho). A madadin, VIO Ana iya ba da fil daga ko dai masu kula da LDO na kan jirgin ko kuma na waje. A matsayin A, VIO fil an bayar da shi ta mai kula da kan-board LT1761 LDO tare da fitarwa voltage ya dogara da hanyar haɗin JVIO_LDO. R66 resistor (wanda aka nuna a cikin Hoto 7) ba a siyar dashi. A matsayin B, VIO fil yana bayar da duk da cewa mai haɗin VIO_EXT. R66 resistor baya siyar dashi. Lura da hoton filin shirin kofa (FPGA) wanda aka bayar yana aiki a matakin dijital 2.5 V; don haka, yi amfani da taka tsantsan lokacin canza tsoho matsayi na JVIO link jumper. |
| JVIO_LDO | Ba a saka ba | Hanyar haɗin JVIO_LDO tana zaɓar LT1761 LDO mai sarrafa fitarwa voltage lokacin da hanyar haɗin JVIO ta kasance a Matsayin B. Sakawa, fitowar LT1761 voltagku 3.3v. Ba a shigar da shi ba, fitarwar LT1761 voltagku 1.8v. |
MASU HADA DA KWALLIYA
Masu haɗawa da kwasfa akan EVAL-AD4857FMCZ an tsara su a cikin Tebur 2.
Tebur 2. Masu Haɗin Kan-Board
| Mai haɗawa | Aiki |
| SMA0+ zuwa SMA7+ | Ingantacciyar shigar da analog Subminiature Version A (SMA) zuwa Channel 0 ta Channel 7 |
| SMA0- zuwa SMA7- | Shigarwar analog mara kyau SMA zuwa Channel 0 ta Channel 7 |
| P1 | Mai haɗa katin mezzanine FPGA (FMC). |
KAYAN WUTA
ZedBoard yana ba da 12 V don kunna layin dogo don sassa daban-daban akan EVAL-AD4857FMCZ. AD4857 yana amfani da fil ɗin samar da wutar lantarki guda biyar:
► Kyakkyawan babban voltagWutar lantarki (VCCpin)
► Korau babban voltagWutar lantarki (VEEpin)
► Low voltagWutar lantarki (VDDpin)
► 1.8V wutar lantarki (VDDLpin)
► Kayan wutar lantarki na dijital (VIOpin)
Haɗuwa da LT8330 DC / DC Converter da kuma LT1761 Mai sarrafa LDO yana samar da duk hanyoyin samar da wadatar da ake buƙata akan jirgi.
Tebura 3. Ana Samar da Kayan Wuta na Tsohuwar a cikin EVAL-AD4857FMCZ
| Samar da Wutar Lantarki (V) | Aiki | Bangaren |
| +24 | VCC | LT8330 |
| -24 | VEE | LT8330 |
| +2.5 | VDDH | LT1761 |
| +5 | VDD | LT1761 |
| +1.8 | VIO | LT1761 |
ZAGIN NASARA
Ta hanyar tsoho, AD4857 a cikin EVAL-AD4857FMCZ yana amfani da ƙaramar ƙarar amo na ciki, ƙaramin drift (matsakaicin 10 ppm/°C), madaidaicin ramin bandeji wanda aka gyara masana'anta zuwa 4.096 V da buffer na ciki.
A matsayin madadin zaɓi, an LTC6655 babban madaidaici, ƙaramin tuƙi (2 ppm/°C iyakar), 4.096 V voltage reference kuma bayar da. Ana iya amfani da wannan bayanin na waje a cikin jeri daban-daban guda biyu, kamar yadda aka bayyana a cikin takardar bayanan AD4857 kuma kamar haka:
► Bayanin waje tare da buffer na ciki. Don wannan saitin, haɗa bayanin waje zuwa fil ɗin REFIO kuma cika resistor R62 da aka nuna a hoto 7.
► Tunani na waje tare da nakasassu na ciki. Don wannan saitin, haɗa bayanin waje zuwa fil ɗin REFBUF kuma cika resistor R46 da aka nuna a Hoto 7 sannan kuma haɗa wurin gwajin REFIO zuwa ƙasa.
TSARIN HUKUNCIN KIMANIN HUKUNCI DA FASAHA
Tsanaki ESD
ESD (electrostatic fitarwa) na'ura mai mahimmanci. Na'urori masu caji da allunan kewayawa suna iya fitarwa ba tare da ganowa ba. Ko da yake wannan samfurin yana fasalta haƙƙin mallaka ko na'urorin kariya na mallakar mallaka, lalacewa na iya faruwa akan na'urorin da ke ƙarƙashin ESD mai ƙarfi. Don haka, ya kamata a ɗauki matakan da suka dace na ESD don guje wa lalacewar aiki ko asarar aiki.
Sharuɗɗa da Sharuɗɗa na Shari'a
Ta amfani da kwamitin kimantawa da aka tattauna a nan (tare da kowane kayan aiki, takaddun abubuwan da aka gyara ko kayan tallafi, "Hukumar Kima"), kuna yarda da sharuɗɗan da sharuɗɗan da aka tsara a ƙasa ("Yarjejeniyar") sai dai idan kun sayi Hukumar kimantawa, a cikin waɗancan yanayin ƙa'idodin Ka'idodin Na'urorin Analog da Sharuɗɗan Siyarwa za su yi mulki. Kada ku yi amfani da Hukumar tantancewa har sai kun karanta kuma kun yarda da Yarjejeniyar. Amfani da ku na Hukumar Aiki zai nuna amincewarku da Yarjejeniyar. Wannan Yarjejeniyar an yi ta kuma tsakanin ku ("Abokin ciniki") da Analog Devices, Inc. ("ADI"), tare da babban wurin kasuwanci a ƙarƙashin sharuɗɗa da sharuɗɗan Yarjejeniyar, ADI ta haka yana ba wa Abokin ciniki kyauta, iyaka, na sirri, na wucin gadi, wanda ba na keɓancewa, wanda ba shi da tushe, lasisi mara canjawa zuwa ga yi amfani da Hukumar Ƙimar Ƙimar Ƙimar DALILAN KAWAI. Abokin ciniki ya fahimta kuma ya yarda cewa an tanadar da Hukumar tantancewa don kawai keɓantaccen manufa da aka ambata a sama, kuma ta yarda ba za a yi amfani da Hukumar Kima ba don wani dalili. Bugu da ƙari, lasisin da aka bayar an ba da shi a fili ga ƙarin iyakoki masu zuwa: Abokin ciniki ba zai (i) hayar, hayar, nunawa, siyarwa, canja wuri, sanyawa, ba da lasisi, ko rarraba Hukumar kimantawa; da (ii) ba da izini ga kowane ɓangare na uku don samun damar hukumar tantancewa. Kamar yadda aka yi amfani da shi a nan, kalmar "Ƙungiya ta Uku" ta haɗa da kowace ƙungiya banda ADI, Abokin ciniki, ma'aikatan su, masu haɗin gwiwa da masu ba da shawara a cikin gida. BA a siyar da Hukumar kimantawa ga Abokin ciniki; duk haƙƙoƙin da ba a ba da su kai tsaye a ciki ba, gami da mallakin Hukumar Aiki, ADI ta keɓe. AMINCI. Wannan Yarjejeniyar da Hukumar Tattalin Arziki za a yi la'akari da su azaman bayanan sirri da na mallaka na ADI. Abokin ciniki bazai iya bayyana ko canja wurin wani yanki na Hukumar Aiki zuwa wata ƙungiya ba saboda kowane dalili. Bayan dakatar da amfani da Hukumar tantancewa ko ƙarewar wannan Yarjejeniyar, Abokin Ciniki ya yarda da gaggawar mayar da Hukumar tantancewa zuwa ADI. KARIN IYAWA. Abokin ciniki bazai iya tarwatsa, tattarawa ko juyar da guntuwar injiniyoyi akan Hukumar Kima ba. Abokin ciniki zai sanar da ADI duk wani lahani da ya faru ko kowane gyare-gyare ko gyare-gyaren da ya yi ga Hukumar Ƙimar, gami da amma ba'a iyakance ga siyarwar ko duk wani aiki da ya shafi abun ciki na Hukumar Kima ba. Canje-canje ga Hukumar Kima dole ne su bi ka'idodin da suka dace, gami da amma ba'a iyakance ga umarnin RoHS ba. KARSHE. ADI na iya dakatar da wannan Yarjejeniyar a kowane lokaci akan bada sanarwa a rubuce ga Abokin ciniki. Abokin ciniki ya yarda ya koma ADI Hukumar kimantawa a lokacin. IYAKA NA HAKURI. HUKUMAR KIMANIN DA AKA BAYAR A NAN ANA BAYAR DA “KAMAR YADDA AKE” KUMA ADI BAYA YI WARRANTI KO WALILI NA KOWANE IRIN GAME DA SHI. ADI TA MUSAMMAN RA'AYIN WATA WASIYYA, KYAUTA, GARANTI, KO GARANTI, KAYYADE KO WANDA AKE NUFI, DA KE DANGANTA DA HUKUMAR KIMANIN HARDA, AMMA BAI IYA IYAKA GA GARANTIN ARZIKI BA, BAYANIN ARZIKI. MANUFOFI KO RASHIN HAKKIN DUKIYARAR HANKALI. BABU ABUBUWAN DA ADI DA MASU LASANCENSA BA ZA SU IYA DOKA GA DUK WANI LALACEWA, NA MUSAMMAN, GASKIYA, KO SABODA HAKA BA, SAKAMAKON MALLAKA KO AMFANI DA HUKUMAR AMINCI, HARDA DA ARZIKI, HARDA, BANGASKIYA, HARDA, BAN BANGASKIYA KUDIN AIKI KO RASHIN ALHERI. JAMA'AR ADI DAGA KOWANE DA DUKAN SANA'A ZASU IYA IYA IYA KAN KUDI KAN DAlar Amurka Ɗari ($100.00). FITARWA. Abokin ciniki ya yarda cewa ba zai fitar da Hukumar Kima ba kai tsaye ko a kaikaice zuwa wata ƙasa, kuma za ta bi duk dokokin tarayya da ƙa'idojin tarayya na Amurka da suka shafi fitarwa. DOKAR MULKI. Wannan Yarjejeniyar za a gudanar da ita kuma a yi amfani da ita daidai da ƙa'idodin ƙa'idodin Commonwealth na Massachusetts (ban da ƙa'idodin rikice-rikice na doka). Duk wani mataki na shari'a game da wannan Yarjejeniyar za a ji shi a cikin kotunan jihohi ko na tarayya da ke da hurumi a gundumar Suffolk, Massachusetts, kuma Abokin ciniki ta haka ya mika wuya ga ikon mutum da wurin irin waɗannan kotunan.
©2024 Analog Devices, Inc. Duk haƙƙin mallaka. Alamomin kasuwanci da alamun kasuwanci masu rijista mallakin masu su ne.
Hanyar Analog One, Wilmington, MA 01887-2356, Amurka
Rev. 0 | 11 cikin 11
Takardu / Albarkatu
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ANALOG NA'urorin AD4857 Buffered 8-Channel na lokaci daya Sampling [pdf] Jagorar mai amfani EVAL-AD4857FMCZ, AD4857 Buffered 8-Tashoshi na lokaci ɗaya Sampling, AD4857, Buffered 8-Channel na lokaci ɗaya Sampling, lokaci guda Sampling, Sampling |