Ko te Micrel/Microchip Technology AT29C020-90JU he mahara pākahiko rārangi 2-megapaiti (256K x 8) mōkihi rarangi pūngāwehwe o ngā pūreretā hiko whaimana, he mea hanga ki ngā tono hiko ūmanga, e kī ana kia whaihua, ngāwari hoki ki te whakamahi i ngā pūnaha rongoā. Ko tēnei mahara kore-roa e tuku ana i te reka maha hei pākahiko mō ngā pūnaha whakauru e hiahiatia ana he rūri, he wee hoki te penapena raraunga.
Nā runga i te hanganga mahara Flash matatau, ka whakahaerehia te pūrere i ngā pāmahana whānui o -40°C ki te 85°C, hei tautoko i ngā wāhi ahumahi me ngā waka rerekē. He tino pai te mahi o tēnei IC mahara mō te tere, e whakamana ana i tētahi wā tēnei wāhi 90-nanoseconds, ā, e tautoko ana i tētahi āwhiwhi hiko o 4.5V ki te 5.5V.
Ko tēnei waahanga ka pouaru i raro i te hōtaka 32-pini PLCC (Pūtea Rārangi Rīpene Pūtea), e āhei ana ki te whakanoho māmā i runga i te mata and he tino pakari te pāmahana me te hanganga. Ko tana hoahoa kore-rongoā me te ū ki te RoHS e whakakī ana i ngā kawenga taiao, ā, e ū ana ki ngā paerewa hanga hiko hou.
Ngā āhuatanga hangarau matua ko te wā whakawhiti tuhinga 10-milisecond, he atanga mahara rārangi, ā, ko te taumata matū 2 hei tohu e whai kiko ana ki te tiaki i te mahana o te taiao. Ko te āhua kore-roa o te mahara Flash e whakamana ana i te pupunga o ngā raraunga ahakoa ka tangohia te hiko, nō reira he pai mō ngā tono e hiahiatia ana te penapena pūmau.
Ko ngā wāhi tono noa ko ngā hiko waka, ngā pūnaha whakahaere ahumahi, ngā taputapu kiritaki, ngā taputapu whakawhiti kōrero, me ngā hoahoa i runga i ngā kaiwhakahaere rongoā e hiahia ana ki tētahi mahara īnou, pakari, ngāwari hoki ki te whakamahi. Ko tana hanga hanga māmā, me tana mahi pono e pai ana mō te whakamīharo i ngā raraunga, te tuhi raraunga, te penapena whakarite, me te whakahaere arorau pūmanawa.
Ko ngā tauira rite, rānei, aukati rānei i roto i tēnei kāwai hua, pērā i ngā waahanga mahara Flash nō ngā kaihanga pērā i a Atmel, AMD, me ētahi atu tāwāhi Microchip te Rānga me ngā tohutohu āta i ngā whānui whakamahinga. Ko ngā tangata ngaio e rapu nei i tētahi rerekē tāpirihia, me rapu i ngā rārangi whakahāngai me ngā ripene rauemi motu hei kī atu me ngā hua e pai ana ki te whakamahi.
Ko tēnei IC mahara he rongoā whirinaki, he tino whaihua mō ngā kiritaki me ngā hoahoa e rapu nei i tētahi pūmanawa kore-roa, pakari, me te tino āhua whakahaere, me te whai wāhi ki ngā tono maha.
AT29C020-90JU (1)
AT29C020-90JU Ngā āhuatanga hangarau matua
Ko nga āhuatanga matua hangarau o AT29C020-90JU ko te pākahiko flash e rua megabita i te rahi, me tētahi atanga mahērā ki te whakahaere raraunga māmā me te tere. Kei te whakahaere pai i raro i te pehanga hiko i waenganui i te 4.5 V ki te 5.5 V, me te wākitenga whai wāhi 90 nanonei. Kei roto hoki i tētahi pouaka PLCC 32-rau, he roa, he ārai taiao mō te ūmanga pono i ngā pāmahana kei waenganui i te -40°C ki te 85°C.
AT29C020-90JU Rahi uta
Ko te momo 32-PLCC, he rauemi pūtea kirīngi pakirehua, he rahi paerewa PLCC32, me te whirihora hiri J-Lead. He mea hanga ki te kirīngi hua, he roa, he pai hoki mō ngā whakamahinga taiao kē atu i raro i ngā pāmahana rereke. He pai hoki mō te tango me te whakawhānui raraunga i ngā mahi rerekē.
AT29C020-90JU Taupānga
Ko te AT29C020-90JU e whakamahia ana i ngā pūnaha ā-pekanga pērā i ngā pūnaha whakangao ahumahi, pūnaha tākai, me ngā pūrere hiko kaiā-ipo, hei pupuri raraunga nui, otonoma, me te ū o ngā raraunga nui tae noa ki te wā kaha wāwāhi manawehe i te hiko.
AT29C020-90JU Ngā waahanga whaihua
Ko te FLASH Memory IC AT29C020-90JU he rahi āwhina o te 2 megabīti, me te hononga mahērā ki te whakahaere raraunga māmā me te tiki whakawhiti. Kei te mahi pai i raro i te pehanga hiko 4.5 V ki te 5.5 V; ā, hei whāki i te urupare āonga, he wātea te wā whakahaere ki te 90 nanonei. He kākahu i te pouaka PLCC 32-pūnaha kirīngi, e tau ana mō te ūmanga pono i ngā pāmahanakorerē kei waenganui i -40°C ki te 85°C.
AT29C020-90JU Ngā āhuatanga kounga me te haumaru
He kōrero mō te kore uhi rāranga arā te RoHS, e pai ana mō te whakamahi i ngā momo māketi ao. He taumata Moisture Sensitivity Level MSL 2 mō te kotahi tau, e whakahau ana kia tūpono ia mō te tiaki i ngā raruraru pāngia e te āhua ua. I tua atu, kua hoahoatia mō te hangarau tapa, hei whakamana i te ūmanga pātea, hei ū ana hoki mō te punaha hanga me te pūnaha whakarakei.
AT29C020-90JU Taurite
Ko te taputapu nei, me tōna pouaka PLCC32 paerewa, me te hononga mahērā, he tino tauwhāiti ki ngā pūnaha microcontroller rerekē, me ngā pūnaha matihiko e hiahia ana ki te penapena pākāha roa, kāore e awangawanga mō te whatu raraunga nui.
AT29C020-90JU Kōnae PDF raraunga matua
Mātau ake mō ngā tautuhinga hangarau katoa, me ngā pārongo taipitopito, kōrero tahi i te rārangi raraunga o AT29C020-90JU kei tā mātou paetukutuku. E tūtohutia ana kia tango i te konae i tēnei whārangi nei kia whai mōhiohio pono, hou hoki.
Tohonga kounga
Ko IC-Components he kiritaki rīra mō ngā hua a Micrel / Microchip Technology, e tuku ana i te ratonga pono me te kīwai kounga. Mō ngā utu whakataetae me ngā wāhanga pono pērā i te AT29C020-90JU, me whakapā atu koe ki tā mātou paetukutuku mō tētahi whakapaunga kē, kia māmā ai te tiki mōkete pai me te tuku whaihua.





