Ko te MC74LCX74DTR2 he rauemi rahi-tāhuhu mō te whakaahua rua-raina D, kei te hangaia hei whakamahi mō ngā tono rorohiko matatau. Nā AMI Semiconductor / ON Semiconductor i hanga, ko tēnei taputapu he wāhanga no te rau 74LCX o ngā kōwae rorohiko, ā, he tino pai te mahi i ngā pūnaha hiko huri noa.
Ko tēnei hāngū-rānei (surface-mount) he kōwae whakauru e rua nō te momo D flip-flop mō te here parani i te anga anga pai, e taea ana te whakahaere i ngā pākoha wā teitei tae atu ki te 150 MHz. He mea hanga hei mahi i te rangi pāmahana whanui nō -40°C ki te 85°C, hei painga mō ngā taiao hiko whai kiko me te uaua.
Ko ngā wero hoahoa matua e whakatika ana i tēnei taputapu ko te tukatuka tūāhua tere me te penapena raraunga whai kiko i ngā pūnaha hiko poto. He kaha te whakahaere tūāhua, he iti te aikōānga kuaha (input capacitance) he 7pF, ā, he tere rawa te roahere pōtai i te 7 nanosecond i te 3.3V me te utaina 50pF.
Hei taputapu mō ngā momo maha, ko te MC74LCX74DTR2 ka taea te whakahaere i te hiko sokohanga kei waenganui i te 2V me te 3.6V, ā, he pai te āhua o ngā putanga, e tukuna ana te 24mA te hiko teitei me te iti. Ko te momo putanga rerekē rānei e whakarite ana i te whakawhiti tūāhua nōuri pono i ngā rangi rorohiko matatini.
Ko tēnei taputapu i whakauru atu i roto i te tauira TSSOP 14 tāpapa (Small Outline Package), kua hoahoa pai mō ngā tono kākahu wātea, ā, he tautoko hoki i te hangarau whakauru i runga i te tapa. Ahakoa he parekura te tae rauemi, kāore hoki i te paerewa RoHS, he pai ngā mahi mā te whakatinanatanga motuhake.
Ko ngā wāhi whakamahinga matua ko ngā taputapu kōrero wātea, ngā taputapu rorohiko, te tukatuka tohu-rorohiko, ngā pūnaha tango raraunga tere me te whakahaere i ngā pūnaha kāmana hiko kei roto i ngā pūnaha whakauru, hei whakahaere tūāhua pono, tere hoki.
Ko ētahi tauira ōrite, rerekē rānei i tēnei rau ko te 74LVC74, 74HC74, me te 74AHC74, e whakarato ana i ngā āhuatanga mōkihi whai pānga, ahakoa he rerekē i te tere, te hōhonutanga hiko, me ngā āhuatanga mahi motuhake.
Ko te taumata pānga wai (Moisture Sensitivity Level, MSL) o te taputapu he 1, e tohu ana kāore he iti o te ora mamao i te taha ki te miro, ā, he whakarei i te whakawhirinaki i ngā tukanga hanga me te whakauru.
MC74LCX74DTR2 Ngā āhuatanga hangarau matua
He āhuatanga nui o tēnei IC ko te momo Flip Flop D-Type, te auārahi wā 150MHz, me te hiko taupānga 2 V ki te 3.6 V. He pai mō ngā tono mātau pānga tere me te whakaputa hiko iti, e pai ana mō ngā pūnaha hiko nui e whakamahi ana i te mana iti me te tere tiketike.
MC74LCX74DTR2 Rahi uta
Ko te momo pūkaiao ko TSSOP, kei te whakamahi i te rauemi kāpene ranei Hoahoa Kore-RoHS. He rahi tēnei ko te 14-TSSOP (0.173 inihi, 4.40 mm te whanui). Ko te whirihora pin he noho o runga i te mata, ā, ko ngā āhuatanga pāmahana mahi kei te mea nui ko te temperaturae mahi -40°C ki te 85°C. Ko ngā ahuatanga hiko ko te momo putanga - wehewehe, me te rerenga hiko - 24mA mō te tiketike/iti, e pai ana mō ngā tono hiko tere me te taumaha.
MC74LCX74DTR2 Taupānga
E whakamahia ana i ngā pūnaha whakaara wā, ngā pūnaha rorohiko mamā, me ngā wāhanga rokiroki raraunga i roto i ngā kaupapa hiko hihiri pērā i ngā rorohiko, ngā taputapu whakawhitiwhiti kōrero, me ngā pūnaha whakahaere matatini.
MC74LCX74DTR2 Ngā waahanga whaihua
Ko tēnei IC nō te raupapa 74LCX, he toru toro me ngā urupare wehe ke, ka rere i te taha pai o te ohinga o te karanga. E tautoko ana i te tika o ngā tohu me te roa o te tāwhitinga - tae atu ki 7ns i te wā 3.3V me te uta 50pF. He pai mō ngā pūnaha e hiahia ana ki te mana iti me te tere tiketike, tae atu ki te 150MHz, nā reira he painga mō ngā tono e hiahiatia ana te tere tiketike me te mahi tika i runga i ngā taumata hiko iti.
MC74LCX74DTR2 Ngā āhuatanga kounga me te haumaru
Ka mau te reira i te taumata MSL 1 (Kore Mutunga), e tohu ana i tōna pakari i ngā taiao rerekē. Ahakoa kāore i te whakarahi i te RoHS nō te tauira kāpene, kei te ū tonu ki ngā paerewa pono i ngā pāmahana waho rawa atu -40°C ki te 85°C. Ko tēnei āhuatanga e whakamana ana i te pono o te hua i ngā whakamahinga matatau, roa hoki te wā.
MC74LCX74DTR2 Taurite
He pūmau ki ngā atanga mamā o te hiko hihiri me te taea hoki te hono ki ngā momo rūpahu rerekē i raro i te āhua mana 2 V ki te 3.6 V. Ka taea te hono ki ngā pūnaha rerekē me ngā pūnaha rōpū o tēnei rūpahu, he mea nui mō ngā whakawhitinga raraunga māmā me ngā rorohiko rerekē.
MC74LCX74DTR2 Kōnae PDF raraunga matua
Kei tō mātou paetukutuku te whakawātea i ngā pepa raraunga tino mākutu, hou hoki mō te MC74LCX74DTR2. Mēnā e rapu ana koe i ngā pārongo tino taipitopito, ngā hoahoa, me ētahi atu tautuhinga, tukuna mai tō tono directly i tēnei whārangi.
Tohonga kounga
Ko IC-Components te kaihauturu rongonui mō te tohatoha i ngā hua a AMI Semiconductor / ON Semiconductor. Mō ngā wāhanga pono me te kounga kāore e whakaiti i tō tumanako, ko mātou tērā ka taea e koe whakawhirinaki ki te hoko i ngā wāhanga pono pērā i te MC74LCX74DTR2. E kī ana mātou ki ngā kiritaki kia tiki ou utu, ki te tono hoki mā tō paetukutuku, kia tau ai te ratonga pai me te mātau pai o ngā wāhanga mō ō whakaaro nui hoki.




