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Me ya sa babu Maciji layi a kan PCB jirgin?

 

Duk wani yawo layi a kan PCB Board a cikin hali na ta high mita siginar zuwa siginar sa da lokaci da bata lokaci ba, serpentine jeri ne babban manufar "wannan kungiyar na da alaka da" jinkirta karami ɓangare na siginar Lines, wadannan sassa ne sau da yawa ba ko kasa da sauran sakonni ta hanyar sauran aiki dabaru; The mafi hankula ne agogon line, wanda mafi yawa ana ba sarrafa ta da wani sauran dabaru, saboda haka ta jinkirta ne kasa da sauran related sakonni.

Layin tsawon shi ne kamar high-gudun dijital PCBdomin ci gaba da bata lokaci bambancin da kowane alama a wani fanni, don tabbatar da tasiri na karanta data a cikin tsarin a daidai wannan lokacin (jinkirta kasa da daya Agogon sake zagayowar ba daidai ba a lokacin da suka karanta data na gaba sake zagayowar), da janar bukatun jinkirta bambanci ba fiye da kwata na agogon sake zagayowar, naúrar tsawon layin da bata lokaci bambanci ne mai ƙayyadadden ajali, da bata lokaci ba tare da layin nisa, line tsawon, jan kauri, farantin Layer tsarin, amma line yayi tsawo da yawa za su kara da rarraba rarraba capacitance da kuma inductance, sa alama ingancin dubawa, saboda haka nan kowane lokaci IC dari ne janar RC karewa, amma serpentine jeri, ba inductance na rawa, a kan m, The inductance sa mafi girma masu jituwa a mafitar lokaci na siginar zuwa lokaci shift, yi alama ingancin tabarbarewar sikelin, don haka da ake bukata serpentine ne a kalla sau biyu a layi nisa, line jerawa, da ƙasa da Yunƙurin lokaci na wata alama da aka nazarin tasirin da rarraba da distrib uted capacitance da inductance.

Maciji layi a kan PCB hukumar

Saboda aikace-aikace daban-daban tare da daban-daban aiki, idan serpentine line bayyana a cikin PC hukumar , ta main play rawar da wani tace inductance, inganta anti-tsangwama damar kewaye, da kuma serpentine layi a kwamfuta motherboard.

Yafi amfani a wasu Agogon sakonni, kamar CIClk, AGPClk, wanda yana da biyu ayyuka:

1. Impedance daidai da;

2. Filter inductance.

Ga wasu muhimman sakonni, kamar HUBLink a da Intel Hub gine, akwai 13 Tushen, yanã gudãna 233MHz, da kuma bukatun dole ne a kiyaye tsananin ga tsawo, ya kawar da voyayyen haxari lalacewa ta hanyar da bata lokaci ba, da kuma a Tuddan ne kawai mafita .Generally magana, da Alamar cikin layi na nada na maciji ne sau biyu fãɗinta kamar> = 2.The maciji layi a kan PCI hukumar ake bukata don daidaita da wa line tsawon PCI 33MHzClock.In al'ada PCB hukumar Manufacturing , shi ne wani LC tace tare da rarraba sigogi, da kuma shi kuma za a iya amfani da a matsayin inductor nada na rediyo antennae, da kuma gajeren kuma kunkuntar maciji line za a iya amfani da su yi fis din, da dai sauransu

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