CS4299笔记本电脑声卡芯片

来源：图艺博知识网

　　　　该ＣＳ４２９９是一种专为笔记本电脑设计的交流兼容的立体声音频编解码器，它采用先进的技术，　使之与ＰＣ９９台式机兼容，便于携带。　　　　ＣＳ４２９９的内部电路框图

AC-LINK AND AC’97REGISTERSPWRMGTANALOG INPUT MUXAND OUTPUT MIXERLINECDAUXVIDEOSYNCBIT_CLKSDATA_OUTSDATA_INRESET#AC-LINKSRCPCM_DATAADCINPUT18 bitsMUXGAIN / MUTE CONTROLSMIXER / MUX SELECTSAC’97REGISTERSSRCS/PDIFOUTPUTMIXERMIC1MIC2PHONEPC_BEEPPCM_DATADAC20 bitsΣLINE_OUTALT_LINE_OUTMONO_OUT　　　　ＣＳ４２９９的针脚封装图

48474443424140393837S/PDIF_OUTEAPDID1#ID0#NCNCAVss2ALT_LINE_OUT_RNCALT_LINE_OUT_LAVdd2MONO_OUTDVdd1XTL_INXTL_OUTDVss1SDATA_OUTBIT_CLKDVss2SDATA_INDVdd2SYNCRESET#PC_BEEP1234567101112CS4299-xQ(48-Pin LQFP)131415161718192021222324PHONEAUX_LAUX_RVIDEO_LVIDEO_RCD_LCD_GNDCD_RMIC1MIC2LINE_IN_LLINE_IN_R363534333231302928272625LINE_OUT_RLINE_OUT_LFLTOFLTIFLT3DBPCFGAFLT2AFLT1VrefoutREFFLTAVss1AVdd1　　　　ＣＳ４２９９的典型应用电路图

+12VU1MC78M05ACDT+5VAINJ12R147KC10.1uFX7R1INOUT3+6.8K2700pFX7RGND+10uFELEC0.1uFX7R21R2C2C3C4C50.1uFX7RC610uFELEC2X1HDR-SN/PBDGNDAGNDAGNDAGND+3.3VDAUX INJ243R36.8KC71uFY5VR46.8KC80.1uFC90.1uFX7RC100.1uFX7RC110.1uFX7R21R56.8K1uF

C12

Y5V

X7RR66.8K47DVdd1DVdd2AVdd1AVdd24X1HDR-AUDVss1DVss2AVss1AVss225382219U3AC LINKPCI Audio ControllerAGND6AGNDAGND1uFC13Y5VCS4299R7or ICH Controller47CD INR9J34321DGND100K1uFC14Y5V12BIT_CLKSDATA_OUTSDATA_INSYNCPC_BEEP581011ABITCLKASDOUTR847ASDIN

ASYNCARST#1514RESET#AUX_RAUX_LR10100K1uFC16Y5V201918LINE_OUT_RLINE_OUT_L3635LINE OUTC1510uFELEC10uFELEC435CD_GNDCD_L4X1HDR-AUR11100K242321ALT_LINE_OUT_R41LINE_IN_LMIC1+LINE_IN_RALT_LINE_OUT_LMONO_OUTBCFGEAPDID0#3937314745C17+CD_RJ42122LINE INAGNDJ171613MIC2VIDEO_RVIDEO_LPHONER12R13220KPHONO-1/8C191000pFNPOC181000pFNPO220KR1436.8K1uFC20Y5V28ID1#4627Vrefout5132AFLT2FLTIFLTO230XTL_INR156.8K29XTL_OUTREFFLTAFLT1nc0AGNDAGNDAGNDAGNDAGNDnc3nc7S/PDIF_OUT4448R166.8K1uFC21Y5VFLT3D3334R176.8KC221uFY5VC230.1uFX7RC241uFY5VC250.1uFX7RC261000pFNPOC271000pFNPOC280.01uFX7RC291000pFNPO23PHONO-1/8S/PDIF OUTJMIC INJ743AGNDAGND+5VAR182.2KR191.5K60 mil trace3+5VDR20100C301uFY5V21521GND_TIEY1R216.8K56DGNDPHONO-1/8AGND24.576 MHz(50 PPM)+C3210uFELECTie at one point onlyunder the codecC33NPO22pFTOTX-173C3422pFNPOC310.1uFX7RAGNDAGNDAGNDDGNDDGNDDGNDDGND

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