Ama-Microcontrollers kanye Nezingxenye ku-PCB Circuit Boards

Embonini yanamuhla ye-elekthronikhi esheshayo, ukukhetha izingxenye ezifanele kubalulekile ekudaleni amadivayisi athembekile nasebenza kahle kakhulu. Kungakhathaliseki ukuthi uthuthukisa umkhiqizo we-IoT othuthukisiwe, uhlelo lomsindo oluyinkimbinkimbi, noma igajethi elula yabathengi, ukuqonda izinketho zakho kubalulekile. Lesi sihloko sinikeza ukuhlolwa okuphelele kwezingxenye ezibalulekile, kufaka phakathi ama-microcontroller, ama-FPGA , ama-amplifiers okusebenza, abalawuli bamandla kagesi, ama-chip okuxhumana, ama-ADC/DAC, kanye nama-IC okuphatha amandla. Kuzo zonke izidingo zakho zokukhiqiza ze-PCB kanye ne-PCBA, kanye nokuthola izingxenye, xhumana nathi ukuze uthole ukwesekwa kochwepheshe kanye nezixazululo ezenzelwe wena.

Ama-Microcontrollers: Inhliziyo Yezinhlelo Ezishumekiwe

Ama-Microcontrollers (ama-MCU) abalulekile ezinhlelweni ezishumekiwe, asebenza njengobuchopho obulawula ukusebenza futhi enze kube lula ukusebenzisana phakathi kwezingxenye ezahlukahlukene. Ngezansi kukhona imindeni ye-microcontroller ephawulekayo namamodeli athile.

Uchungechunge lwe-Microchip PIC

Uchungechunge lwe-PIC lwe-Microchip ludume ngokuguquguquka nokuthembeka. Nawa amamodeli amathathu abalulekile:

• I-PIC16F877A: Le 8-bit MCU ifaka isethi yemiyalo engu-14-bit, amabhayithi angu-368 e-RAM, namabhayithi angu-256 e-EEPROM, okuyenza ifanelekele ukuzenzekelayo nokulawula izinhlelo zokusebenza.
• I-PIC18F4550: Isilawuli esincane esingu-16-bit esinikezela ngoxhumo lwe-USB, 32KB yememori ye-Flash, nezinketho ezihlukahlukene ze-I/O, ezilungele izinhlelo zokusebenza ze-USB nokuloga idatha.
• I-PIC32MX250F128B: I-MCU engu-32-bit esekela isivinini sokucubungula esiphezulu, eno-128KB we-Flash kanye nezindawo zokuxhumana eziningi, ezilungele amasistimu ashumekiwe ayinkimbinkimbi.

I-Atmel AVR Series

Uchungechunge lwe-AVR ye-Atmel luyathandwa ngenxa yokusebenziseka kalula nokusebenza kwalo. Amamodeli abalulekile afaka:

• UMC328: Yaziwa ngokusetshenziswa kwayo kumabhodi e-Arduino, le 8-bit MCU ine-32KB yememori ye-Flash kanye ne-10-bit ADC, okuyenza ibe yinhle kakhulu ekwenzeni i-prototyping.
• I-ATmega2560: Ifaka u-256KB weFlash kanye nokokufaka kwe-analog okungu-16, le 8-bit MCU ifanele amaphrojekthi amakhulu adinga amakhono abanzi e-I/O.
• Izwe85: I-MCU ehlangene engu-8-bit eno-8KB wememori ye-Flash, ilungele amaphrojekthi amancane nezinhlelo zokusebenza zamandla aphansi.

I-Field Programmable Gate Arrays (FPGAs): Ukuguquguquka nokusebenza

Ama-FPGA avumela abaklami ukuthi basebenzise ukusebenza kwehadiwe yangokwezifiso, banikeze ukuguquguquka okukhethekile. Ngezansi kunemindeni emibili evelele ye-FPGA namamodeli ayo abalulekile.

I-Xilinx Spartan Series

Uchungechunge lwe-Xilinx Spartan lwenzelwe izinhlelo zokusebenza ezingazweli izindleko ezidinga ukusebenza okuphezulu. Amamodeli abalulekile afaka:

• I-Spartan-6 XC6SLX9: Yaziwa ngokusetshenziswa kwamandla aphansi, le FPGA isekela amaseli anengqondo angaphezu kuka-6,000, okuyenza ifanelekele izinhlelo zokusebenza ezihlukahlukene, okuhlanganisa ama-electronics abathengi namasistimu ezimoto.
• I-Spartan-7 XC7S15: Inikeza ukusebenza okuthuthukisiwe ngamaseli anengqondo angu-15,000 namabhulokhi e-DSP ahlanganisiwe, alungele imisebenzi yokucubungula isignali yedijithali ezinhlelweni zokuxhumana.
• I-Spartan-3A XC3S100: Le modeli endala inikeza amasango e-logic angu-100,000, afanele amaphrojekthi ezemfundo nezinhlelo zokusebenza ezilula, ikakhulukazi kuzilungiselelo zezemfundo.

I-Intel (Altera) Cyclone Series

Uchungechunge lwe-Cyclone oluvela ku-Intel (owayekade eyi-Altera) luhlanganisa ukusebenza okuphezulu nokufinyeleleka. Amamodeli aphawulekayo afaka:

• I-Cyclone IV EP4CE22: Ifaka phakathi izinto ezinengqondo ezingu-22,000 kanye nokusetshenziswa kwamandla okuphansi, ezifanele ukuxhumana nezimboni, ikakhulukazi ezinhlelweni zokutholwa kwedatha.
• I-Cyclone V 5CEBA4: Le modeli ihlanganisa izinto ezinengqondo ezingafika ku-4,000 futhi isekela ukuxhumana kwesivinini esikhulu, okufanelekile ku-FPGA-based prototyping kanye nezinhlelo zokusebenza ezishumekiwe.
• I-Cyclone 10 LP 10CL025: Inikeza isixazululo samandla aphansi esinezinto ezinengqondo ezingu-25,000, ezilungele izinhlelo zokusebenza ezisebenza ngebhethri neziphathwayo esikhaleni se-IoT.

Ukuze uthole isibuyekezo esiphelele sokukhiqiza, sebenzisa lesi sihloko kanye nezingxenye ze-elekthronikhi zokuhlanganisa i-PCB kanye nokukhiqizwa kwe-PCB yesibonelo uma uhlola izidingo ze-stackup, ukuhlanganisa, noma zokuhlola.

Ama-Amplifaya Okusebenza: Ukucutshungulwa Kwesiginali kanye Nokumisa

Ama-amplifiers okusebenza abalulekile ekucubunguleni izinhlelo zokusebenza zesignali, ukukhulisa kanye nokubeka amasiginali we-analog. Lapha, sigqamisa imindeni ye-op-amp ephawulekayo namamodeli ayo abalulekile.

Texas Instruments OPA Series

Uchungechunge lwe-OPA oluvela e-Texas Instruments lwaziwa ngokusebenza okuphezulu kuzinhlelo zokusebenza zomsindo nokunemba. Amamodeli abalulekile afaka:

• OPA2134: I-op-amp yomsindo wesivinini esikhulu, enomsindo ophansi, elungele okokusebenza komsindo okuphrofeshinali nokuhlanekezela kwe-harmonic okuphelele.
• OPA227: Le op-amp enembayo ifaka i-voltage ephansi ye-offset kanye ne-drift ephansi, iyenze ifanelekele ukufakwa kwezinsimbi nezinzwa ezidinga ukunemba okuphezulu.
• OPA354: I-op-amp ephumayo yesitimela isiya kuloliwe enomkhiqizo ozuzisa kakhulu womkhawulokudonsa, okuwenza ube nezinto ezihlukahlukene emisebenzini ehlukahlukene yomsindo nesignali.

Amadivayisi e-Analog AD Series

Uchungechunge lwe-AD lwamadivayisi e-Analog luqashelwa ngokunemba kwawo okuphezulu nokunemba. Amamodeli abalulekile afaka:

• I-AD620: Isikhulisi sezinsimbi esinamandla aphansi, esilungele ukukhulisa isignali yezinga eliphansi ezinhlelweni zezokwelapha nezimboni lapho ukunemba kubalulekile.
• I-AD8021: Le high-speed op-amp inikeza umsindo ophansi nokuhlanekezela okuphansi, ilungele izinhlelo zokusebenza ze-high-frequency kanye nokucubungula ividiyo, ithuthukisa ukuthembeka kwesignali.
• I-AD843: I-op-amp enesivinini esikhulu, enembayo ephezulu enomsindo ophansi, okwenza ilungele i-RF nezinhlelo zokusebenza zokuxhumana lapho kufunwa ukuphazamiseka okuncane.

I-Voltage Regulators: Ukuqinisekisa Ukuhlinzekwa Kwamandla Okuzinzile

Izilawuli zamandla kagesi zibalulekile ekuhlinzekeni amazinga kagesi azinzile kumasekhethi kagesi. Nazi izilawuli ezimbili ezivamile zamandla kagesi ezinamamodeli aphawulekayo.

I-LM Series Voltage Regulators

Uchungechunge lwe-LM oluvela e-Texas Instruments luhlanganisa izinhlobonhlobo zezilawuli zamandla kagesi. Amamodeli abalulekile afaka:

• LM317: Isilawuli somugqa esingalungiseka esingakhipha amandla kagesi ukusuka ku-1.25V ukuya ku-37V, silungele izinhlelo zokusebenza ezihlukahlukene ekusetheni elebhu namabhodi okuthuthukisa.
• LM7805: Isilawuli somugqa esingaguquki esingu-5V, esisetshenziswa kabanzi ukunika amandla izilawuli ezincane namasekhethi edijithali anezingxenye zangaphandle ezincane.
• LM1117: Isilawuli esilungisekayo noma esilungisiwe se-LDO (Low Drop-Out), esinikeza ukufika kokuphumayo okungafika ku-800mA wamanje, esifanele ukunika amandla amadivayisi azwelayo ezinhlelweni eziphathwayo.

Ukushintsha Voltage Regulators

Izilawuli zokushintsha zinikeza ukusebenza kahle okuphezulu futhi zilungele amadivayisi asebenza ngebhethri. Amamodeli aphawulekayo afaka:

• LM2596: Isiguquli sokuya phansi (imali) engaletha kufikela kokungu-3A kokuphumayo kwamanje, ifanele imiklamo esebenzayo yokuphakelwa kwamandla kuma-electronics omthengi.
• LM2576: Isilawuli sokuya phansi esiguquguqukayo esinomphumela olungisekayo, esikwazi ukunikeza kufika ku-3A, ilungele izinhlelo zokusebenza ezisebenza ngebhethri namasistimu ezimoto.
• I-TPS63070: Isiguquli se-buck-boost esivela e-Texas Instruments, sifinyelela ukusebenza kahle okungafika ku-95%, silungele izinhlelo zokusebenza zikagesi eziphathwayo kanye nokuvuna amandla.

Ama-Chips Okuxhumana: Ivumela Ukuxhumana

Ama-chip okuxhumana abalulekile ekuxhumekeni kwedivayisi ngamanethiwekhi. Nansi imindeni emibili ebalulekile enamamodeli aphawulekayo.

Nordic Semiconductor nRF Series

Uchungechunge lwe-nRF oluvela ku-Nordic Semiconductor lusetshenziswa kabanzi ezinhlelweni ze-Bluetooth ne-IoT. Amamodeli abalulekile afaka:

• Imvu: I-SoC enemisebenzi eminingi enamandla e-Bluetooth 5, efaka i-ARM Cortex-M4 processor futhi ifanele izinto ezigqokekayo namadivayisi ahlakaniphile adinga ukusetshenziswa kwamandla okuphansi.
• Imvu: Inikeza ukusebenza okuthuthukisiwe ngosekelo lwe-Bluetooth 5, Thread, ne-Zigbee, ilungele izinhlelo zokusebenza ezithuthukisiwe ze-IoT ezifana namadivayisi ahlakaniphile asekhaya kanye ne-automation yezimboni.
• Imvu: I-Bluetooth enemodi ekabili kanye ne-ANT SoC, elungele izinhlelo zokusebenza zezemidlalo nokufaneleka, ehlinzeka ngokusetshenziswa kwamandla okuphansi nokuxhumana okungenazintambo okuphumelelayo.

I-Espressif ESP Series

Uchungechunge lwe-Espressif lwe-ESP luguqule ukuxhumeka kwe-IoT. Amamodeli abalulekile afaka:

• ESP8266: I-chip ye-Wi-Fi eshibhile eyenza uxhumo lwe-inthanethi olulula, olusetshenziswa kabanzi ezishintshayo zasekhaya kanye namaphrojekthi we-IoT ngenxa yokuhlanganiswa kwayo kalula.
• ESP32: Ifaka kokubili i-Wi-Fi ne-Bluetooth, enekhono lokucubungula i-dual-core, ifanele izinhlelo zokusebenza ze-IoT eziyinkimbinkimbi namadivayisi ahlakaniphile adinga uxhumano oluqinile.
• I-ESP32-S2: Inguqulo ethuthukisiwe egxile ekuvikelekeni nasekusebenziseni amandla aphansi, ilungele amadivayisi e-IoT asebenza ngebhethri nezinhlelo zokusebenza ezivikelekile.

Ama-ADC kanye nama-DAC: Ukuvala i-Analog kanye ne-Digital Worlds

Iziguquli ze-Analog-to-Digital (ADCs) kanye neziguquli ze-Digital-to-Analog (DACs) zibalulekile ekuxhumaniseni amasignali e-analog nezinhlelo zedijithali. Ngezansi kunemindeni emibili evelele enamamodeli athile.

Texas Instruments ADS Series

Uchungechunge lwe-ADS ADCs oluvela e-Texas Instruments lwaziwa ngokunemba nokuguquguquka. Amamodeli abalulekile afaka:

• I-ADS1115: I-ADC engu-16-bit eneziteshi ezine nesixhumi esibonakalayo se-I2C, ilungele ukutholwa kwedatha nokuxhumanisa inzwa ezinhlelweni ezihlukahlukene.
• I-ADS124S08: I-ADC enembayo engu-24-bit ene-amplifier edidiyelwe ehlelekayo (PGA), elungele izinhlelo zokusebenza ezinokulungiswa okuphezulu njengezinsimbi zokwelashwa.
• I-ADS7866: I-ADC enesivinini esikhulu engu-16-bit edizayinelwe izinhlelo zokusebenza ezidinga amanani amasampula asheshayo, ilungele izilawuli zezimboni nezinhlelo zokuloga idatha.

Amadivayisi e-Analog AD Series

Amadivayisi we-Analog anikezela ngama-DAC asebenza kahle anezinhlelo zokusebenza ezahlukahlukene. Amamodeli aphawulekayo afaka:

• I-AD5541: I-16-bit DAC eyaziwa ngokunemba okuphezulu nezikhathi zokulungisa ngokushesha, ifanele izinhlelo zokusebenza ezilalelwayo nezimboni lapho ukunemba kubalulekile.
• I-AD5320: I-8-bit, i-DAC yamashaneli amabili enamandla aphansi, ilungele amadivayisi aphathekayo nezinhlelo zokusebenza zezinzwa ezidinga imiklamo ehlangene.
• I-AD5683: I-16-bit, i-DAC yesiteshi esisodwa ene-interface ye-I2C, evame ukusetshenziswa ekuphatheni izinsimbi nokulawula inqubo, ehlinzeka ngokusebenza okuthembekile ezimeni ezihlukahlukene.

Ama-IC Okuphatha Amandla: Ukuthuthukisa Ukusebenza kahle

Amasekhethi ahlanganisiwe okuphathwa kwamandla (PMICs) abalulekile ekuthuthukiseni ukusetshenziswa kwamandla kumishini kagesi. Ngezansi kunemindeni emibili ebalulekile ye-PMIC namamodeli ayo abalulekile.

Texas Instruments TPS Series

Uchungechunge lwe-TPS oluvela e-Texas Instruments lunikeza izici ezithuthukile zokuphatha amandla. Amamodeli aphawulekayo afaka:

• I-TPS63070: Isiguquli se-buck-boost esisebenza kahle kakhulu esilawula amandla okufakwayo, silungele amadivayisi anamandla ebhethri adinga ukusebenza okungaguquki kuwo wonke amabanga kagesi.
• I-TPS563201: Isiguquli esiya phansi esidizayinelwe ukuguqulwa kwamandla asebenza kahle kakhulu kumadizayini ahlangene, avame ukusetshenziswa kuma-electronics abathengi.
• I-TPS7A47: Isilawuli se-LDO esinomsindo ophansi esilungele ukunika amandla izingxenye ezibucayi ze-analog ezinhlelweni zokusebenza ezisebenza kahle kakhulu.

I-Maxim Integrated MAX Series

Uchungechunge lwe-MAX oluvela ku-Maxim Integrated luqashelwa ngamakhono alo okuphatha amandla athuthukile. Amamodeli abalulekile afaka:

• MAX77650: I-PMIC edizayinelwe izinhlelo zokusebenza eziphathwayo, ehlanganisa amandla kagesi amaningi okukhiphayo kanye neshaja yebhethri ye-Li-Ion eyakhelwe ngaphakathi, elungele ama-smartphone nezinto ezigqokwayo.
• MAX15007: Isilawuli sokuya phansi esisebenza kahle kakhulu esikwazi ukukhishwa kwamanje okungu-4A, silungele izinto zikagesi ezithengwayo ezidinga ukuphathwa kwamandla aqinile.
• MAX16910: Iswishi yokulayisha enesivinini esikhulu eyenzelwe ukuphathwa kwamandla kuzinhlelo zokusebenza zezimoto, ihlinzeka ngokusebenza okuphezulu nokuthembeka.

Isiphetho

Ukukhetha izingxenye ze-elekthronikhi ezifanele kubalulekile ekuklameni amasistimu athembekile nasebenza kahle. Lokhu kuhlola okuphelele kuhlanganisa ama-microcontroller abalulekile, ama-FPGA, izikhulisa-zwi ezisebenzayo, izilawuli zikagesi, ama-chip zokuxhumana, ama-ADC/DAC, nama-IC okuphatha amandla. Ingxenye ngayinye idlala indima ebalulekile ekuqinisekiseni ukusebenza kahle kuzo zonke izinhlelo zokusebenza ezihlukahlukene.

Njengomkhiqizi ohamba phambili we-PCB kanye nomhlinzeki wesevisi yokuhlanganisa i-PCB , sizinikele ekuhlinzekeni ngezingxenye eziningi zekhwalithi ephezulu kanye nobuchwepheshe bethu ekukhiqizweni nasekuhlanganiseni i-PCB. Ukuzibophezela kwethu ekhwalithini nasekusunguleni izinto ezintsha kusinika amandla okusekela amaphrojekthi akho okuklama nge-elekthronikhi ngempumelelo.

Ngemibuzo mayelana nezinsizakalo zethu noma izingxenye ezithile okuxoxwe ngazo kulesi sihloko, sicela usithinte. Silapha ukuze sikusize ufinyelele izinjongo zakho ze-elekthronikhi futhi sikunikeze ukwesekwa okudingekayo ukuze kwenziwe ngempumelelo iphrojekthi.