Jagorarku zuwa 74ls02
2024-11-29 683

A 74LS02 ICD ce mai son kai daga jerin 74xyyyyyy, inda shigarwar guda huɗu biyu ko qofofi ko qofofi ko qofoshin shigar).Ya haɗa masu siyar da ƙarancin iko na Schotty don ingantaccen aiki tare da rage ƙarfin wutar lantarki, tabbatar da jinkirin sauya canzawa da ƙarancin jinkiri.Amfani da amfani da na'urorin lantarki na dijital, 74ls02 ya haɗu da injiniyan ci gaba, yana sa ya dace da yawan aikace-aikace.

Tsarin litattafai

Sanya fayil na 74ls02

Lambar PIN	Siffantarwa
Ko thoofar 1
2	1A - shigarwar1 na 1
3	1b - shigarwar2 na ƙofar 1
1	1y - fitarwa kofa 1
Ba saura 2
5	2a - shigarwar1 na 2
6	2b - shigarwar2 na 2
4	2y - fitarwa kofa 2
KO BA
8	3a - shigarwar1
9	3b - shigarwar2 na 3
10	3y - fitarwa na ƙofar 3
Ba Goofa 4
11	4a - shigarwar1 na 4
12	4b - shigarwar2 na 4
13	4y - fitarwa na 4
Tashirori
7	GND - an haɗa shi da ƙasa
14	VCC - an haɗa shi da ƙarfin lantarki don samar da iko ga duk kofofin huɗu

Da 74LS022 IC-PIN 14 ne, kamar yadda aka nuna a cikin zane na Pinaut.Akwai shi a cikin fakiti daban-daban, bada izinin zaɓi bisa takamaiman buƙatun.Aikin kowane PIN ya bayyana a ƙasa.

Bayani game da fasaha da halaye

Gudanar da ƙarfin lantarki da ƙarfin iko

Yankin da'irar, tare da kewayon wutar lantarki tsakanin +4.75 da + 5.25v da mafi kyawun iyakar 7V, yana tabbatar da ingantaccen aiki.Yana goyan bayan fitar da peter na halin da ake ciki na 8A a kowace ƙofar, a daidaita shi ba tare da amfani da daidaitattun ttl ba don tallafawa aikace-aikacen dijital.Na'urar ta nuna ƙirar da ke nuna yawan amfani da wutar lantarki, tana jaddada kusanci zuwa ci gaban makamashi a cikin ci gaban lantarki na zamani.

Karkatar da sarrafawa da sarrafawa

Mai iya jure sama na lantarki har zuwa 3.5kv, wannan IC ya nuna dogaro ko da wasu bambancin yanayi, gami da mahalli don tsallake.Tare da tashi da faduwa da lokacin da aka hada da 15s, yana yi wa sauri matakan siginar sigina ya buƙaci ta hanyar kewaya a yau.Kamar yadda gogewa a aikace-aikace, wannan kayan aikin taimako na sauri ba wai kawai cikin sauri ba har ma da haɗin kai tare da tsarin da ya dace da ƙimar lokaci inda kawai daidai yake da ƙimar.

Zazzabi da sigogi

Aiwatar da aiki a duk yanayin zafi daga 0 ° C zuwa 70 ° C, IC ya fice da aikace-aikace da yawa.Yana sake jurewa cikin ajiya, mai haƙuri daga -65 ° C zuwa 150 ° C, yana amfana da waɗancan yanayin da kayan haɗin ke fuskanta yayin juyawa da matakai.Tsabtace shi a cikin yanayi daban-daban yana da alaƙa ta hanyar abubuwan da ke cikin abubuwan lantarki.

Gyara 74ls02

• SN54LS02

• IC 7402

• HCF4077

74ls02 koofar

Haɗin haɗin cikin ciki ko ƙofofin ƙofofin ko ƙofofin da aka nuna a ƙasa.

Kowace ƙofa a cikin wannan guntu yana yin AD ko aiki akan abubuwan da dabaru guda biyu.A kofa ya haɗu da aikin an ko ƙofar da ba shi da ƙofa, da aka bayyana kamar:

Ko = ko + ba

Tebur na gaskiya domin Kogin Ayun kamar haka:

Input1	Input2	Ko fitarwa	Ko fitarwa
M	M	M	M
M	M	M	M
M	M	M	M
M	M	M	M

Don nuna teburin gaskiya a sama, a sama da sauƙin an haɗa kamar yadda aka nuna a cikin zane a ƙasa.

A cikin wannan da'irar, ana saita masu sauƙin guda biyu don samar da ADDU'A ko Gateo.Abubuwan da aka shigar biyu suna da alaƙa da tushe na mashin, tare da maballin da aka yi amfani da su don sarrafa dabarar shigarwar.An karɓi fitowar daga mai tattarawa na masu binciken duka biyu kuma sun haɗa su ta hanyar tsoratar da tsayayya ta zamani.LED yana nuna yanayin fitowar, yayin da Buttons ta ba da izinin shigar da dabarar shigarwar.

Babu Gateove ba

• Lokacin da ba a matse biyu

A cikin wannan jihar, babu na yanzu na gudana a cikin sansanonin transistors Q1 da Q2, kiyaye duka translors kashe.A sakamakon haka, cikakken ikon samar da wutar lantarki V_Cs ya bayyana a duk masu binciken.Tun lokacin da fitarwa Yanka y₁ Yayi daidai da ƙarfin lantarki a duk Q1 ko Q2, zai yi girma.Saboda haka, lokacin da kwantena = low, fitarwa = high.

• Lokacin da aka matse maballin

Latsa maballin daya ya juya transistor mai dacewa a yayin da sauran ya rage.A kan transistor yana aiki a matsayin ɗan gajeren da'ira, ya zarge ta transistor transistor.Wannan yana haifar da wutar lantarki a duk masu siyar da masu transists, yin Yanka y₁ Low.Saboda haka, lokacin da aka shigar da shi = high, fitarwa = low.

• Lokacin da aka matsa biyu

Tare da Buttons duka sun guga, duk masu siyar da su, da ƙarfin lantarki a kansu ba komai bane.Saboda, Yanka y₁ ya ragu.Saboda haka, lokacin da duka shigarwar biyu = high, fitarwa = low

Ta hanyar tabbatar da waɗannan jihohi uku, a bayyane yake cewa da'irar ta gamsar da tebur na gaskiya don ADDU'A ADD.Yunƙurin fitarwa domin Kifa ko Gateo:

Za a iya amfani da kowace ƙofar a cikin guntu Hakanan, gwargwadon takamaiman bukatun.

Aikace-aikace na 74ls02

Aiwatar da aiki ko dabaru

74ls020 IC ne wani bangare ne don ƙirƙirar kofofi ko dabarun labarai, suna aiki a matsayin tushe don ayyukan dabaru.Yana sa haɗin gwiwa yana ba da haɗin kai tsaye zuwa da'irar dijital daban-daban, samar da farashi mai tsada don ƙirar dabaru.A cikin shekarun, mun fahimci cewa wadannan acc na iya inganta sararin samaniya da rage amfani da makamashi, saurin amfani da ayyukan ci gaba.Bayan fa'idodi na fasaha, hankali ga cimma mu da mu lokacin da kashin sauke wadannan bangarorin da ke nuna jarin ji da gamsuwa a cikin ingantaccen tsarin ingancin tsarin.

Matsayi a cikin na'urorin lantarki na dijital

A cikin lantarki na dijital, 74ls02 ici ya tabbatar da kanta da ake bukata.Idan aka haɗu da sauran logic ics, yana samar da kashin baya na hadaddun tsarin dijital.Wannan yanayin a cikin injiniyan dijital yana nuna yadda waɗannan bayanan suka haifar da suzari da aminci, mai ba da gudummawa ga ragi a cikin gazawa a cikin lantarki.Umarin agaji game da ayyukan taimako lokacin da ayyukan suke haduwa da amincinsu na da karfi, suna haifar da rawar da suka yi na nunawa a cikin ayyukan zane na dijital.

Inganta raka'un lissafi (Alus)

Haɗin haɗin 74ls0210 da kuma cikin raka'a na ilmin lissafi (Alus) yana ba da amfani ga amfanin su a kammala ayyukan lissafi.Kamar yadda Alus ke tsakiya ga masu sarrafawa, aiwatar da ayyukan lissafi cewa software na wuta, gyare-gyare da hadin gwiwar waɗannan ICS sun nuna damar haɓaka haɓaka aiki yayin riƙe daidaito.Wannan karkatar da girman girman girman kai a tsakaninmu wanda ya yi shaida zane-zanensu yana tura iyakokin aikin hada kai da gamsuwa da gamsuwa.

Ingantaccen uwar garke da sarrafa bayanai

A cikin ECOSSSSSSS, 74LS020 sauƙaƙe gina da'irori waɗanda ke sarrafa yadda ke tafiyar da bayanai.Ikonsa ne ko dabaru ko dabaru suna cikin cibiyoyin bayanai inda ake buƙatar amincin bayanan da ake buƙata.Kwarewar kwararru ma'abarin yadda wadannan bayanan ke bayarwa ga mara kyau da kuma ba da gangan ba, cika ayyukan da suka faru na cigaba na zamani.Amsar tashin hankali don cimma nasarar samar da manyan lokuta na aiki ana nuna shi a gaba, tuki da ci gaba da kyau a gona.

Tsararren ƙwaƙwalwar ajiya '

Rukunin ƙwaƙwalwar ajiya sun zana sosai fa'idodi daga hadewa 74ls02 ics wajen karanta karantawa da rubuta ayyukan.Gatesofofin dabaru a cikin waɗannan da'irori Sarrafa ayyukan adana bayanai tare da ƙarancin ƙoƙari.Ta hanyar maimaita waɗannan ƙofofin, za mu iya haɓaka tsawon ɗayan ƙofofin da bayanai na samfuran ƙwaƙwalwar ajiya, waɗanda suke jituwa da cigaban yanayi na yanzu.Tare da nasarorin fasaha, abin da ya ƙunsa wajen haɓaka ƙarfin ƙwaƙwalwar ajiya alama ce ta tunani da kuma saka hannun jari a ci gaban fasaha.

Inganta cibiyar sadarwa da tsarin dijital

Matsayin 74L020 IC a cikin hanyoyin sadarwar yana kara sarrafa bayanan fakitin bayanai da kuma motsa jiki.Tabbatacciyar Sadarwa sun dogara ne akan waɗannan act su cika tsarin ma'ana.Aiwatar da Tabbatar da cewa hada wadannan toics ya wadatar da rabuwa da hanyar sadarwa da aiki, don abubuwan da aka fitar dasu.Wannan bolsters ta yanke shawara da gamsuwa da mu yayin da suke shawo kan kalubalen tsare-rikicen sadarwa na sadarwa.

Girma na 74ls02