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A Serializer/Deserializer (SerDes) biyu ne na tubalan aiki da aka saba amfani da su a cikin manyan hanyoyin sadarwa don rama ƙarancin shigarwa/fitarwa.Waɗannan tubalan suna canza bayanai tsakanin bayanan serial da musaya masu layi ɗaya a kowace hanya.Kalmar "SerDes" gabaɗaya tana nufin musaya da ake amfani da su a fasahohi da aikace-aikace daban-daban.Babban amfani da SerDes shine samar da watsa bayanai akan layi ɗaya ko abambanci biyudon rage girman adadin I/O fil da haɗin kai.

Babban aikin SerDes ya ƙunshi tubalan aiki guda biyu: Parallel In Serial Out (PISO) block (aka Parallel-to-Serial Converter) da Serial In Parallel Out (SIPO) block (aka Serial-to-Parallel Converter).Akwai nau'ikan gine-ginen SerDes daban-daban guda 4: (1) SerDes agogo daidai, (2) SerDes agogon da aka haɗa, (3) 8b/10b SerDes, (4) SerDes masu tsaka-tsaki.

Katange PISO (Input Parallel, Serial Output) yawanci yana da shigarwar agogo daidai gwargwado, saitin layukan shigar bayanai, da latches na shigar da bayanai.Yana iya amfani da na ciki ko na wajemadauki-kulle madauki (PLL)don ninka agogon layi daya mai shigowa zuwa mitar serial.Mafi sauƙi nau'i na PISO yana da guda ɗayarajista rajistawanda ke karɓar bayanan layi ɗaya sau ɗaya a kowane agogon layi daya, kuma yana fitar dashi a mafi girman ƙimar agogon serial.Ayyukan na iya yin amfani da abiyu-bufferedyin rijista don gujewametastabilitylokacin canja wurin bayanai tsakanin yankunan agogo.

Sipo (Serial Input, Parallel Output) toshe yawanci yana da fitarwar agogo, saitin layin fitar da bayanai da latches na fitarwa.Wataƙila an dawo da agogon karɓa daga bayanan ta serialdawo da agogodabara.Koyaya, SerDes waɗanda basa aika agogo suna amfani da agogon tunani don kulle PLL zuwa mitar Tx daidai, suna guje wa ƙananan.mitoci masu jituwayanzu a cikinruwa data.Toshe SIPO sannan ya raba agogo mai shigowa zuwa daidai gwargwado.Aiwatar da yawanci suna da rajista guda biyu da aka haɗa azaman buffer sau biyu.Ana amfani da rajista ɗaya don agogo a cikin rafi na serial, ɗayan kuma ana amfani da shi don riƙe bayanan don a hankali, gefen layi ɗaya.

Wasu nau'ikan SerDes sun haɗa da ɓoyayyen ɓoyayyen ɓoyayyen ɓoyayyen ɓoyayyen ɓoyayyen abu.Maƙasudin wannan ɓoyayyen ɓoyayyiyar bayanai shine yawanci don sanya aƙalla iyakoki na ƙididdiga akan ƙimar canjin sigina don ba da damar sauƙi.dawo da agogoa cikin mai karɓa, don bayarwatsarawa, da kuma bayarwaDC balance.