PCM3360Q Ukusebenza okuphezulu kwezixhobo zombane zeCmsemicon® iphakheji QFN32-Olukey

Imodeli yeZhongweiPCM3360Q sisiguquli se-audio se-analog-to-digital (ADC) esisetyenziswa kakhulu kwiinkqubo zomsindo wemoto. Inamatshaneli e-ADC ayi-6, inokusebenza imiqondiso yokufaka i-analog, kwaye ixhasa amagalelo ahlukeneyo ukuya kuthi ga kwi-10VRMS. Ukongeza, i-chip idibanisa i-microphone bias ecwangcisiweyo kunye nemisebenzi yokuxilonga igalelo, iyenza ithembeke kakhulu kwaye iguquguquke kwizicelo zeemoto.

Ngokumalunga nokusebenza kwe-audio, i-PCM3360Q inomsebenzi ogqwesileyo we-ADC, kunye ne-line differential input uluhlu oluguquguqukayo lwe-110dB, i-microphone yokwahlukana kwegalelo eliguquguqukayo uluhlu oluguquguqukayo lwe-110dB, kunye nokuphazamiseka okupheleleyo kwe-harmonic kunye nengxolo (THD + N) ye -94dB. Ezi parameters zibonisa ukuba inokubonelela ngokucaca okuphezulu kakhulu kunye namazinga aphantsi engxolo ngexesha lokuguqulwa komsindo.

Ngokumalunga nokusetyenziswa kwamandla, i-PCM3360Q idla ngaphantsi kwe-21.5mW / isiteshi kwi-48kHz, eyenza ukuba ifaneleke kakhulu kwizicelo zeemoto ezifuna ukusebenza kwamandla aphantsi. Umgangatho wokushisa osebenzayo ngu-40 ° C ukuya kwi-125 ° C, kwaye udibana nomgangatho we-AEC-Q100, uqinisekisa ukusebenza okuzinzile kwiindawo ezahlukeneyo.

I-PCM3360Q isekela i-time division multiplexing (TDM), i-I2S okanye i-left-balanced (LJ) ifomathi yomsindo kwaye ilawulwa nge-I2C okanye i-SPI interface. Oku kuvumela ukuba kudityaniswe bhetyebhetye kwiinkqubo ezahlukeneyo zomsindo wemoto kunye nokujongana ngokungenamthungo kunye nezinye izixhobo zomsindo.

Imodeli yeZhongwei PCM3360Q lukhetho olufanelekileyo kwiinkqubo zomsindo wemoto kunye nomgangatho wayo ophezulu wesandi, ukusetyenziswa kwamandla aphantsi kunye neendlela zokulawula eziguquguqukayo, kwaye zinokuhlangabezana nemigangatho ephezulu yeemoto zanamhlanje kwiinkqubo zomsindo.

PCM3360Q Ukusebenza okuphezulu kwezixhobo zombane zeCmsemicon® iphakheji QFN32

Imodeli yeZhongwei PCM3360Q isetyenziswa ikakhulu kwiimeko ezifana neenkqubo zomsindo wemoto, izixhobo zeaudio kunye nevidiyo yasekhaya, kunye nezixhobo zokumamela ezisemgangathweni. Ezi meko zesicelo zisebenzisa ngokupheleleyo ukusebenza kwayo okuphezulu, ukusetyenziswa kwamandla aphantsi, kunye neendlela zokulawula eziguquguqukayo ukubonelela ngamava omsindo aphezulu kwiinkalo ezahlukeneyo. Oku kulandelayo luhlalutyo oluneenkcukacha kunye nengcaciso:

Inkqubo yomsindo wemoto

Igalelo le-multi-channel kunye nemveliso: I-PCM3360Q ineziteshi ze-ADC ze-6, ezinokusingatha igalelo lemithombo yomsindo emininzi, kwaye ixhasa i-multiplexing ye-time division (TDM), i-I2S okanye ibhalansi ekhohlo / ekunene (LJ) iifomathi zomsindo, okwenza ibe yinxalenye ephambili iinkqubo zomsindo wemoto.

Uluhlu oluguquguqukayo oluphezulu kunye nokuphazamiseka okuphantsi: I-chip inoluhlu oluhlukeneyo lomgca we-110dB, igalelo lemakrofoni yoluhlu oluguquguqukayo oluguquguqukayo lwe-110dB, kunye nokuphazamiseka okupheleleyo kwe-harmonic kunye nengxolo (THD+N) ye -94dB, eqinisekisa ukucaca okuphezulu kunye nokwenyani. umgangatho wesandi.

Ukuzuza okucwangcisiweyo kunye nemisebenzi yokuxilonga: Inzuzo ye-microphone edibeneyo edibeneyo kunye nemisebenzi yokuxilonga igalelo yenza ukuba ikwazi ukulungelelanisa ngakumbi iimfuno ezahlukeneyo zokufumana isandi kunye nokufumanisa impazamo kwimeko yemoto, ukuphucula ukuthembeka kwenkqubo.

Izixhobo zomsindo kunye nevidiyo zasekhaya

Idityaniswe kakhulu: I-PCM3360Q idibanisa imisebenzi efana ne-ADC kunye nokukhethwa kwegalelo, ukunciphisa imfuno yamacandelo angaphandle, okwenza uyilo lwezixhobo zeaudio kunye nevidiyo zasekhaya zibe zifutshane kwaye zisebenza kakuhle.

Ukuxhasa iifomathi zomsindo ezininzi: Ukulawulwa nge-I2C okanye i-SPI interface, ixhasa iifomathi ezininzi zokuhanjiswa kwedatha ye-audio, kuquka i-TDM, i-I2S kunye ne-LJ, kwaye inokudibanisa ngokungenamthungo kunye nezinye izixhobo kwi-audio yasekhaya kunye nevidiyo.

Uyilo lwamandla aphantsi: Ukusetyenziswa kwamandla kwi-48kHz kungaphantsi kwe-21.5mW / ishaneli, efanelekileyo kwi-audio yasekhaya yexesha elide kunye nevidiyo kunye nokunciphisa ukusetyenziswa kwamandla ngokubanzi.

Izixhobo zeaudio zobuchwephesha

Ukuguqulwa kwe-audio echanekileyo ephezulu: Ukusebenza kwe-ADC ephezulu ye-PCM3360Q iqinisekisa ukuguqulwa komsindo ophezulu kwizixhobo zomsindo wezobugcisa ukuhlangabezana neemfuno zokurekhoda kobugcisa kunye nokuxuba.

Igalelo eliguquguqukayo kunye nohlengahlengiso lwemveliso: Ixhasa ulungelelwaniso oluninzi kunye nemveliso, eququzelela ukwenziwa ngokwezifiso kunye nokwandiswa kwezixhobo zeaudio zobuchwephesha ngokweemfuno ezahlukeneyo.

Uluhlu olubanzi lweqondo lokushisa: Umgangatho wokushisa osebenzayo ngu-40 ° C ukuya kwi-125 ° C, udibana nomgangatho we-AEC-Q100, uqinisekisa ukusebenza okuzinzile kwiindawo ezahlukeneyo, kwaye ufanelekile kakhulu kwiimeko zokusetyenziswa kakubi kwezixhobo zomsindo wezobugcisa.

Inkqubo yeKhaya eliSmart

Udibaniso lweNkqubo: I-PCM3360Q ingasetyenziswa njengeziko lokusetyenzwa kwe-audio kwinkqubo yekhaya ehlakaniphile, edibanisa nezinye izixhobo ezihlakaniphile ukufezekisa ukuzenzekelayo ekhaya.

Ukuhambelana nokuLawulwa kweLizwi: Ngokusebenza kunye ne-microphone, isekela imisebenzi yokulawula ilizwi ukuze kuphuculwe ukusebenzisana kunye nokulula kwenkqubo yasekhaya ehlakaniphile.

Uyilo lweNgxoxo ephantsi: Umlinganiselo ogqwesileyo wesignali ukuya kwingxolo kunye neempawu zomgangatho wengxolo ephantsi ziqinisekisa imveliso ecacileyo kunye nengenangxolo yomsindo kwinkqubo yasekhaya ehlakaniphile.

Isicelo soShishino

Ukulungelelaniswa noBume beNdawo eNgqongileyo: Uluhlu olubanzi lokusebenza kweqondo lokushisa kunye nokuthembeka okuphezulu kwenza i-PCM3360Q ifaneleke kwiindawo ezinzima kwiindawo zoshishino, ukuqinisekisa ukusebenza okuqhubekayo kunye nokuzinza kwenkqubo yomsindo.

Ukubeka iliso kwi-Multi-Channel Monitoring: Ngegalelo leendlela ezininzi kunye nemisebenzi ephumayo, imiqondiso emininzi yomsindo wemizi-mveliso inokujongwa kwaye iqhutywe ngaxeshanye ukuphucula ukusebenza kakuhle kwemveliso kunye nokhuseleko.

Ukusetyenziswa kwamandla aphantsi kunye nokugcinwa kwamandla: Ngelixa ugcina ukusebenza okuphezulu, ukuyila kokusetyenziswa kwamandla aphantsi kubaluleke kakhulu kwizicelo zamashishini ezifuna ukusebenza kwexesha elide, ngokufanelekileyo ukunciphisa iindleko zokusebenza.

Ngamafutshane, imodeli ye-Zhongwei PCM3360Q inethemba elibanzi lesicelo kwiinkqubo zomsindo wemoto, izixhobo ze-audio kunye nevidiyo yasekhaya, izixhobo ze-audio zobuchwephesha, iinkqubo zasekhaya ezihlakaniphile kunye nezicelo zoshishino ngenxa yokusebenza kwayo okugqwesileyo kunye nemisebenzi eguquguqukayo. Oku kuguquguquka kunye nokuzinza okuphezulu kwenza i-PCM3360Q ilungele uluhlu olubanzi lwezicelo zomsindo.