Ko te MCIMX251AJM4A he mikoroprocesa hautūtanga nui i runga i te ARM926EJ-S nō NXP Semiconductors / Freescale. He pōtiki mikoroprocesa tāwhito, i hanga mō te whānuitanga o ngā tono e hiahiatia ana he pūnaha rorohiko 32-nga-whakairo, kaha hoki.
Ko ngā āhuatanga matua o tēnei hua ko te tere 400MHz, Ethernet 10/100Mbps, ngā atanga USB 2.0 e rua, me te maha o ngā kaiwhakahaere tāurikura mō ngā whakaatu, pātea, me ngā kawa kōrero. E tautoko ana i ngā momo mahara rerekē, pērā i te LPDDR, DDR, me te DDR2, hei whakamāmā i te āhua hoahoa pūnaha.
Ko te MCIMX251AJM4A e whai ana i ngā wero hoahoa mā te whakarato i tētahi pākahiko iti 400-MAPBGA (17x17) he āhua RoHS e paerewa ana, ā, ka taea te whakahaere i te pāmahana whānui o -40°C ki te 85°C. Nā konei, he painga mō ngā tono rerekē o te whāinga, pēnei i te rongoā ahumahi, te haerenga, me ngā taputapu IoT (Ika Pāpori Hangarau).
Mō ngā āhuatanga haumarutanga, ko te mikoroprocesa e whakarato ana i te haumarutanga o te tīmatanga, tautoko mō te rāpoi kīrearea, te pouaka niho haumaru, te JTAG haumaru, te mahara haumaru, me te kitenga takahi, kia pākia teatanga me te pūnaha haumaru i ngā wā katoa.
Ko te MCIMX251AJM4A he whāinga matua mō ngā pūnaha tāwhito, te rongoā ahumahi, te haerenga, me ngā tono IoT e hiahia ana ki tētahi mikoroprocesa 32-nga-whakairo kaha, āhei hoki, me te haumaru. He pai hoki mō ngā pūnaha whakahaere rerekē me ngā taputapu whakawhanaketanga, hei tautoko i te hanga o ngā rongoā tāwhito matatau.
Ko ngā tauira taurite, pēnei i te MCIMX250AJM4A me te MCIMX251CJM4A nō te whānuitanga i.MX25, e tuku ana i ngā taputapu rerekē me ngā āhuatanga mahi hei whakatutuki i ngā hiahia tonu o ngā tono motuhake.
MCIMX251AJM4A (1)
MCIMX251AJM4A Ngā āhuatanga hangarau matua
Ko ngā āhuatanga hangarau matua ko te CPU ARM926EJ-S, te tere 400MHz, te maha o ngā pūnaha kotahi me te whānui o te ara 32-beringa.
MCIMX251AJM4A Rahi uta
Ko te momo pouaka: 400-MAPBGA (17×17 tukuna), ngā rauemi pouaka: Pikau, te pāmahana mahi: -40°C ki te 85°C (TA), te taumata pāmahana Matū Tiaki (MSL): 3 (168 haora).
MCIMX251AJM4A Taupānga
He microprocessor ki te whakauru mō ngā tono maha pēnei i ngā whakahaere ahumahi, ngā pūrere hākinakina, me te whakahaere aunoa.
MCIMX251AJM4A Ngā waahanga whaihua
Ko te MCIMX251AJM4A he microprocessor ARM926EJ-S e rere ana i te tere 400MHz. He kotahi te pūnaha me te whānui o te ara 32-beringa, hei whakapai ake i te whai wāhi me ngā mahi whakahaere. Kei reira hoki ngā atanga maha pērā i te CAN, UART, MMC/SD/SDIO, me te Ethernet tae atu ki te 10/100 Mbps, he tino pai mō ngā whakarite pūrere hiko rerekē. Tērā hoki he tautoko USB 2.0 me te PHY tū whakauru, hei whakawhānui i ngā whakawhitinga raraunga tere. Ko ngā uara waihoko I/O mai i te 2.0V ki te 3.3V, hei whakarite mō ngā kaupapa hono rarawe rerekē.
MCIMX251AJM4A Ngā āhuatanga kounga me te haumaru
Ko ngā āhuatanga haumaru he Kākahu Rēhita Tiaki (Boot Security), Rorohiko Hakinakina (Cryptography), Pouaka Ngāwhā Tiaki (Secure Fusebox), JTAG Tiaki (Secure JTAG), Raraunga Tiaki (Secure Memory), me te Tautuhi Tākiri (Tamper Detection), hei whakakaha i te tiaki i ngā raraunga me ngā pūnaha kei raro i te mana kore ture.
MCIMX251AJM4A Taurite
Ko te hāngai ā-pūhērā: i te 2.0V ki te 3.3V mō ngā mahi I/O, he hāngai hoki ki ngā kaiwhakahaere RAM pērā i te LPDDR, DDR, me te DDR2.
MCIMX251AJM4A Kōnae PDF raraunga matua
Kei tā mātou paetukutuku te pārongo tino hāngai me te taipitopito mō te datasheet o te MCIMX251AJM4A. E tūmanako ana mātou kia tango koe i taua kōnae hei tiki i ngā mōhiotanga katoa mō te hua me ngā hea hangarau.
Tohonga kounga
Ko IC-Components he kaiwhakarato matua mō ngā hua NXP Semiconductors / Freescale, ā, ka tuku i ngā wāhanga kounga teitei anake. Mēnā e hiahia ana koe ki ngā utu tika me ngā wātea, e tōtika ana kia tono koe i tētahi kīanga i tō mātou paetukutuku, kia ū ana ki te hoko pono āwhina.




