SN74HCT74DE4

Isithombe ngesethenjwa, sicela usithinte ukuze uthole isithombe sangempela

Umkhiqizi Ingxenye

SN74HCT74DE4

Umkhiqizi
Rochester Electronics
Incazelo
D FLIP-FLOP
Isigaba
izifunda ezihlanganisiwe
Umndeni
logic - flip flops
Uchungechunge
-
Kukhona kusitoki
3353
Ama-datasheets aku-inthanethi
-
Uphenyo
  • uchungechunge:74HCT
  • iphasela:Tube
  • isimo sengxenye:Obsolete
  • umsebenzi:Set(Preset) and Reset
  • uhlobo:D-Type
  • uhlobo lokukhiphayo:Complimentary
  • inani lezakhi:2
  • inani lamabhithi nge-elementi ngayinye:1
  • imvamisa yewashi:46 MHz
  • ukulibaziseka okukhulu kokusakazwa @ v, ubuningi cl:25ns @ 5.5V, 50pF
  • uhlobo lwe-trigger:Positive Edge
  • yamanje - okukhiphayo okuphezulu, okuphansi:4mA, 4mA
  • voltage - supply:4.5V ~ 5.5V
  • current - quiescent (iq):4 µA
  • amandla okufaka:3 pF
  • izinga lokushisa lokusebenza:-40°C ~ 85°C (TA)
  • uhlobo lokukhweza:Surface Mount
  • iphakheji yedivayisi yomphakeli:14-SOIC
  • iphakethe/ikesi:14-SOIC (0.154", 3.90mm Width)
Ukuthumela ngomkhumbi Isikhathi sokulethwa Ezingxenyeni zesitoko, ama-oda alinganiselwa ukuthi azothunyelwa ngezinsuku ezi-3.
Sithumela ama-oda kanye ngosuku cishe ngo-5pm ngaphandle kwangeSonto.
Uma isithunyelwe, isikhathi sokulethwa esilinganiselwe sincike ezincwadini ezingezansi ozikhethile.
I-DHL Express, izinsuku zebhizinisi ezi-3-7 ze-
DHL eCommerce, izinsuku zebhizinisi eziyi-12-22 I-
FedEx International Priority, izinsuku zebhizinisi ezi-3-7
i-EMS, izinsuku zebhizinisi eziyi-10-15
Imeyili Yomoya Ebhalisiwe, izinsuku zebhizinisi eziyi-15-30
Amanani okuthumela Amanani okuthumela e-oda lakho angatholakala enqoleni yokuthenga.
Inketho yokuthumela Sihlinzeka nge-DHL, i-FedEx, i-UPS, i-EMS, i-SF Express, kanye nokuthunyelwa kwe-Air Mail okubhalisiwe kwamanye amazwe.
Ukulandelela ngomkhumbi Sizokwazisa nge-imeyili ngenombolo yokulandelela uma i-oda selithunyelwe.
Ungathola futhi inombolo yokulandelela emlandweni we-oda.
Iyabuya / Iwaranti Iyabuya Ukubuyisela ngokuvamile kuyamukelwa uma sekuqediwe phakathi kwezinsuku ezingu-30 kusukela ngedethi yokuthunyelwa, sicela uxhumane nesevisi yamakhasimende ukuze uthole ukugunyazwa kokubuyisela.
Izingxenye kufanele zingasetshenziswa futhi emaphaketheni okuqala.
Ikhasimende kufanele lilawule ukuthunyelwa.
Iwaranti Konke okuthengiwe kuza nenqubomgomo yokubuyisela imali yezinsuku ezingu-30, kanye newaranti yezinsuku ezingu-90 ngokumelene nanoma yiziphi izinkinga zokukhiqiza.
Lesi siqinisekiso ngeke sisebenze kunoma iyiphi into lapho iphutha lidalwe ukuhlangana kwamakhasimende okungafanele, ukwehluleka kwekhasimende ukulandela imiyalelo, ukuguqulwa komkhiqizo, ubudedengu noma ukusebenza okungafanele.

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