Arcam-CD37-cd-sch维修电路原理图.pdf

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1、ISSUEDRAWING NO.DRAWING TITLEDATEFilename:ECO No.DESCRIPTION OF CHANGEL165C01 Top Level.SchCD37 Top LevelContact Engineer:L165CT6-May-2008 INITIALSPrinted:113SheetofNotes:Contact Tel:A & R Cambridge Ltd.Pembroke AvenueCambridge CB5 9QRWaterbeach?A2RFRFARFBRFCADC_HRFDSPDL_SENSE-RFESPDL_SENSE+RFFVCCD_

2、MDDVD_MDCD_LDDVD_LDCD*_DVDTRACK_SSLED_SSPINDLE_SFOCUS_SDRVSB*OPENCLOSEIN_SWOUT_SWHOME_SWSCART_BLUESCART_REDSCART_GREENCOMPOSITETMDS_D2+TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-HDMI_DETDDC_SDADDC_SCLMCLK_VADDISABCLKALRCLKPCM/DSD0PCM/DSD1PCM/DSD2PCM/DSD3SPDIFFPDINFPSEL_SWFPCLKFPSEL_VFDF

3、PDOUTIRRCVRESET*CLK27M_VADDISMDMCML_8740_0ML_8740_1ML_8740_2ML_8740_3595_LATCHHDMI_INT*595_DATA595_CLKCOMPOSITE_BTRIGGER_IN*MUTE*SDASCLDSD4DSD5SERIAL_RXSERIAL_TXL165C02 Vaddis 8L165C02 Vaddis 8.SchDVD_LDDRVSB*CD_LDCD*_DVDCD_MDDVD_MDRFEVCRFFRFBRFARFRFDRFCFOCUS_SSLED_STRACK_SSPINDLE_SHOME_SWSPDL_SENSE

4、+SPDL_SENSE-ADC_HOPENCLOSEOUT_SWIN_SWL165C03 Front EndL165C03 Front End.SchCLK27M_VADDISMCLK_VADDISMCLK_DAC0MCLK_DAC1MCLK_DAC2ABCLKALRCLKABCLK_DAC0ABCLK_DAC1ALRCLK/DSD0ALRCLK/DSD2ALRCLK/DSD4PSUCLKABCLK_DAC2PCM/DSD0PCM/DSD1ABCLK_DAC3PCM/DSD2PCM_DAC1/DSD1MCLK_DAC3ALRCLK_DAC3PCM_DAC0PCM_DAC2PCM/DSD3PCM

5、_DAC3/DSD3HDMI_INT*SDASCLDSD5_DAC3DSD4DSD5595_DATA595_CLK595_LATCHGAIN_SCALING16/9ENABLE_AVSPDIF_HDMISERIAL_RXSERIAL_TXL165C04 Clocks & BuffersL165C04 Clocks & Buffers.SchALRCLK_DAC3PCM_DAC3/DSD3ABCLK_DAC3MCLK_DAC3MDMCML_8740_3RESET*GAIN_SCALINGMUTE*AC_PRES*SCART_LEFTSCART_RIGHTALRCLK/DSD0PCM_DAC0AB

6、CLK_DAC0MCLK_DAC0ML_8740_0PCM_DAC1/DSD1L165C05 DAC L & RL165C05 DAC L & R.SchALRCLK/DSD2PCM_DAC1/DSD1ABCLK_DAC1MCLK_DAC1MDMCML_8740_1RESET*ALRCLK/DSD4PCM_DAC2ABCLK_DAC2MCLK_DAC2ML_8740_2PCM_DAC3/DSD3DSD5_DAC3L165C06 DAC LS RS C SUBL165C06 DAC LS RS C SUB.SchTMDS_D2+TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TM

7、DS_D0-TMDS_CK+TMDS_CK-DDC_SCLDDC_SDAHDMI_DETSCART_LEFTSCART_RIGHTENABLE_AV16/9COMPOSITE_BCOMPOSITESCART_REDSCART_GREENSCART_BLUEREM_BUSPTRIGGER_IN*REM_BUSNL165C07 HDMI 1 SCART RemoteL165C07 HDMI 1 SCART Remote.SchPSUCLKAC_PRES*L165C08 PowerL165C08 Power.SchCOMPOSITE_BAVIDB0.7VIDCLK_ENCVIDCLK_SCALERH

8、SYNC_861B*VSYNC_861B*ENC_RESET*HDMI_RESET*SDA_ASCL_ASERIAL_RX_ASERIAL_TX_ASCALER_RESET*SYSCLKHSYNC_ENC*L165C09 Buffer & PLDL165C09 Buffer & PLD.SchVIDB0.7HSYNC_ENC*VSYNC_861B*VIDCLK_ENCSDA_ASCL_AENC_RESET*COMPOSITE_BAL165C10 Video EncoderL165C10 Video Encoder.SchHDMI_RESET*SCL_ASDA_AVSYNC_HDMI*RED0.

9、7HSYNC_HDMI*VIDCLK_HDMISERIAL_RX_ASERIAL_TX_AGREEN0.7BLUE0.7DE_HDMIL165C11 HDMI 2L165C11 HDMI 2.SchFRONT ENDSHEET 3VADDIS 8SHEET 2RFRFARFBRFCRFDRFERFFADC_HSPDL_SENSE-SPDL_SENSE+CD_MDDVD_MDCD_LDDVD_LDVCCD*_DVDTRACK_SSLED_SSPINDLE_SFOCUS_SOPENCLOSEIN_SWOUT_SWHOME_SWDRVSB*PCM/DSD0PCM/DSD1PCM/DSD2PCM/DS

10、D3ABCLKALRCLKSPDIFCLK27M_VADDISMCLK_VADDISFPDINFPDOUTFPCLKFPSEL_VFDFPSEL_SWIRRCVHDMI_INT*ENABLE_AV16/9SCART_REDSCART_GREENSCART_BLUECOMPOSITECOMPOSITE_BTRIGGER_IN*TMDS_D2+TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-DDC_SDADDS_SCLHDMI_DETCLOCKSBUFFERSSHEET 4HDMI 1 O/PSCARTREMOTE INSHEET 7

11、REM_BUSPGAIN_SCALINGRESET*MDMCML_8740_0ML_8740_3MUTE*PCM_DAC0PCM_DAC3/DSD3ABCLK_DAC0ABCLK_DAC3ALRCLK/DSD0ALRCLK_DAC3MCLK_DAC0MCLK_DAC3DACL,R,Lt,RtSHEET 5DACLS,RS,C,SUBSHEET 6ML_8740_1ML_8740_2RESET*MDMCPOWERSHEET 8PSU_CLKAC_PRES*PCM_DAC1/DSD1PCM_DAC2ABCLK_DAC1ABCLK_DAC2ALRCLK/DSD2ALRCLK/DSD4MCLK_DAC

12、1MCLK_DAC2SCART_LEFTSCART_RIGHTVIDB0.7VIDB0.7COMPOSITE_BASDA_ASCL_AENC_RESET*VIDCLK_ENCDIG VIDEO BUFFERCPLDRS232SHEET 9HSYNC_861B*VSYNC_861B*VIDCLK_SCALERHDMI_RESET*SDA_ASCL_ASNAP-OFF VIDEO SECTIONVIDEO ENCODERSHEET 10HDMI O/P 2SHEET 11REM_BUSNITEM1001Blank PCB DV137 Main BoardL988PBSPDIFFPDINFPSEL_

13、SWFPCLKFPSEL_VFDFPDOUTREM_BUSPIRRCVREM_BUSNSPDIF_HDMIL165C12 SPDIF & Front panel interfaceL165C12 SPDIF & Front panel interface.SchSDASCLSPDIFFRONT PANEL I/FSHEET 12DSD5_DAC3DSD4DSD5595_DATA595_CLK595_LATCHSPDIF_HDMISERIAL_RXSERIAL_TXSERIAL_RX_ASERIAL_TX_AVIDB0.7HSYNC_861B*VSYNC_861B*VIDCLK_SCALERSY

14、SCLKSCALER_RESET*SDA_ASCL_ARED0.7GREEN0.7BLUE0.7HSYNC_HDMI*VSYNC_HDMI*DE_HDMIVIDCLK_HDMIScalerL165C13 Scaler.schSYSCLKSCALER_RESET*SDA_ASCL_ARED0.7GREEN0.7BLUE0.7HSYNC_HDMI*VSYNC_HDMI*DE_HDMIVIDCLK_HDMISCALERSHEET 13HSYNC_ENC*NOTES ON VARIANTSThis board is one of 4 variants that all use the same bar

15、e PCB (L988PB). The build differences are: Number of audio channels (2 OR 8)Type of audio DAC (WM8740 OR WM8741) Video section populated/not populatedScaler/HDMI transmitter used (vaddis internal or external devices)Aux audio PSU fitted/not fittedSPDIF transformer fitted/not fittedAUDIO CHANNELSAUDI

16、O DACVIDEO SECTIONHDMIAUX PSUDV1352WM8740POPULATEDVADDISNOT FITTEDDV1378WM8740POPULATEDABT1010/SI9030NOT FITTEDDV1398WM8740NOT POPULATEDON SEPARATE BOARD L102AYFITTEDBOARD ASSEMBLY P/NL111AYL988AYL110AYSPDIF TRANSFORMERNOT FITTEDFITTEDFITTEDMark Tweedalemarktarcam.co.uk01223 203210 (direct)01223 203

17、200 (switch)CD372WM8741NOT POPULATEDNOT POPULATEDFITTEDL165AYFITTED08_E047PK21/02/08First release based on L9884.008_E073FGV02/04/08Notthing on this sheet4.108_E084MJT18/04/08Voicing completed - component tweaks implemented.4.2ITEM1031Ferrite Disk - This part is RoHS compliant.F243ITEM1021Ferrite Di

18、sk - This part is RoHS compliant.F243QTYDESCRIPTIONPART No.NOTESITEMITEM1011Pad Damping 15x6x3MM RubberE827APFit on PCB surface, over IC300 footprint, North/South orientation.See assembly drawing for exact position and orientation.Fit on top of IC202Fit on top of IC204ITEM101, ITEM102, ITEM103 added

19、.08_E095PK06/05/08Nothing on this sheet4.3RadioFans.CN 收音机爱 好者资料库ISSUEDRAWING NO.DRAWING TITLEDATEFilename:ECO No.DESCRIPTION OF CHANGEL165C02 Vaddis 8.SchCD37 Vaddis 8Contact Engineer:L165CT6-May-2008 INITIALSPrinted:213SheetofNotes:Contact Tel:A & R Cambridge Ltd.Pembroke AvenueCambridge CB5 9QRWa

20、terbeach?A2DVDLD215GNDAFER216GNDADC217VDDC218GPCIO32219GNDC220ICGPCIO4221ICGPCIO5222VPPD223GPCIO11224GNDP225ICGPCIO6226ICGPCIO7227VDD-IP228GPCIO4229GPCIO15230PWMCO2231PWMCO3/GPCIO44232GNDPWMS233PWMCO4234VDDPWMS235PWMCO5/GPCIO46236PWMCO6237PWMCO0238DUPRD0239DUPTD0240DUPRD1241DUPTD1242GPCIO39243GPCIO4

21、0244VDDP245GPCIO42246GPCIO33247GPCIO34248GPCIO13249GPCIO48250GPCIO49251GPCIO50252GPCIO51253GPCIO47254AOUT0129SPDIFIN0/GPCIO65130ALRCLK131ABCLK132GNDP-A2133AMCLK134VDDP-A2135AIN0/GPCIO23136VSYNC*137HSYNC*138GNDP139VCLKX2140VDDP141VID7142VID6143VID5144VID4145GNDC146VDDC147VID3148VID2149VID1150VID0151G

22、PCIO31152AOUT5/GPCIO10153VDDP154GNDP155GNDA156RESET*157VDDA158XO159GCLKP160AHVDD161AHGND162AGNDP163HDTXC-164HDTXC+165AVDDP166HDTXD0-167HDTXD0+168VDDUSB65GPCIO521USBDP66AOUT4/GPCIO532USBDN67GPCIO543GNDUSB68GPCIO554RAMADD469GPCIO565RAMADD370GPCIO576RAMADD571GPCIO587RAMADD272GPCIO598RAMADD673GPCIO609VD

23、DP74GPCIO1710RAMADD175MEMCS1*11RAMADD776VDDP12RAMADD077MEMAD1513GNDP78MEMAD1614RAMADD879MEMAD1415VDDC80MEMAD1316RAMADD1081MEMAD1217GNDC82MEMDA1518RAMADD983MEMAD1119VDDP84MEMDA720RAMADD1185GNDP21RAMBA186MEMAD1022RAMBA087MEMDA1423GNDP88MEMAD924RAMCS1*89MEMDA625RAMRAS*90MEMAD826RAMCAS*91MEMDA1327VDDP92

24、MEMDA528RAMWE*93MEMAD2029RAMDQM94VDDP30GNDPCLK95MEMDA1231PCLK96MEMWR*32VDDPCLK97MEMDA433RAMDAT898VDDC34GNDP99MEMDA1135RAMDAT7100MEMDA336RAMDAT9101MEMAD1937RAMDAT6102GNDC38VDDP103MEMDA1039RAMDAT10104MEMAD1840GNDP41MEMDA242MEMAD1743MEMDA944MEMAD745MEMDA146MEMAD647MEMDA848MEMAD549VDDP50MEMDA051MEMAD452

25、MEMRD*53MEMAD354MEMAD255MEMCS0*56MEMAD157MEMAD058GNDP59VDD-IP60VDDP61GPCIO6162GPCIO6263RAMCKE64RAMDAT5105RAMDAT11106GNDP107RAMDAT4108VDDC109RAMDAT12110GNDC111RAMDAT3112VDDP113RAMDAT13114RAMDAT2115RAMDAT14116GNDP117RAMDAT1118RAMDAT15119RAMDAT0120VDDP121GPCIO20/AIN4122GNDP123AOUT3124SPDIFIN1/GPCIO7012

26、5SPDIFOUT126AOUT2127AOUT1128AGNDP169HDTXD1-170HDTXD1+171AVDDP172HDTXD2-173HDTXD2+174AGNDP175HDCSET176AGNDC177AVDDT18178GNDDAC179GNDDAC180DAC6_CVBS181VDDDAC182DAC5_C183DAC4_Y/G184VDDDAC185DAC3_Y186DAC2_V/R187VDDDAC188DAC1_U/B189RSET190GNDDAC191GNDDACBS2192GPCIO16255GNDP256RFINP193RFINN194ADCING195ACD

27、INA196VDDAFE197ADCINB198VDDSAFE199VDDAFE200ADCINC201ADCINH202ADCIND203ADCINJ204GNDADC205ADCINE206ADCINK207ADCINF208OPUREF209BGCAP210RESLOAD211CD_MD212DVDMD213CDLD214THERMAL PADS0IC200ZR36888-HLCGSLQFP256DGND+3V3D+1V8DDQ02VDDQ3DQ14DQ25DQ37DQ48VDDQ9DQ510DQ611DQ713VDD27LDQM15WE*16CAS*17RAS*18CS*19BA020

28、BA121A1022A023A124A225VDD14VDDQ43VSS54VDDQ49VDD1VSS28VSSQ52VSSQ46VSS41A326A429A530A631A732A833A934CKE37CLK38UDQM39DQ842DQ944DQ1045VSSQ12DQ1147DQ1248DQ1350DQ1451VSSQ6DQ1553A1135IC204IC42S16800-6T(G)TSOP-2 54+3V3DDGNDRAMCKERAMADD4RAMADD3RAMADD5RAMADD2RAMADD6RAMADD1RAMADD7RAMADD0RAMADD8RAMADD10RAMADD9R

29、AMADD11RAMBA1RAMBA0RAMCS*RAMRAS*RAMCAS*RAMWE*RAMDQMR23622RPCLKRAMDAT8RAMDAT7RAMDAT9RAMDAT6RAMDAT10RAMDAT5RAMDAT11RAMDAT4RAMDAT12RAMDAT3RAMDAT13RAMDAT2RAMDAT14RAMDAT1RAMDAT15RAMDAT0RAMCKEPCLKRAMWE*RAMCAS*RAMRAS*RAMCS*RAMBA0RAMBA1SDRAMRAMADD11RAMADD10RAMADD9RAMADD8RAMADD7RAMADD6RAMADD5RAMADD4RAMADD3RA

30、MADD2RAMADD1RAMADD0RAMDQMRAMDAT0RAMDAT1RAMDAT2RAMDAT3RAMDAT4RAMDAT5RAMDAT6RAMDAT7RAMDAT8RAMDAT9RAMDAT10RAMDAT11RAMDAT12RAMDAT13RAMDAT14RAMDAT15VADDIS 8P245P246P247P248P249P250P251P252P253P254P255P256P257P258P259P260P261P262P263P264P265P281P280P279P278P277P276P275P274P273P272P271P266P267P268P269P270+

31、3V3DDGNDFLASHMEMCS1*MEMADD15MEMADD16MEMADD14MEMADD13MEMADD12MEMDAT15MEMADD11MEMDAT7MEMADD10MEMDAT14MEMADD9MEMDAT6MEMADD8MEMDAT13MEMDAT5MEMADD20MEMDAT12MEMWR*MEMDAT4MEMDAT11MEMDAT3MEMADD19MEMDAT10MEMADD18MEMDAT2MEMADD17MEMDAT9MEMADD7MEMDAT1MEMADD6MEMDAT8MEMADD5MEMDAT0MEMADD4MEMRD*MEMADD3MEMADD2MEMCS0

32、*MEMADD1MEMADD0+3V3DDGNDR2054K70603R2031K00603TR200MMUN2111LT1SOT-2312SW200SDTA-620-NDGNDPROGRAM SWITCHMEMADD012CON20112CON20012CON202MEMCS0*FLASHCS*R2000R00603Normal/programSRAMCS*Debug modeMEMCS1*debug modeDGNDR2064K70603R2041K00603MEMADD112CON203+3V3Ddebug modeR2010R0R2020R0NFMEMDAT0MEMDAT1MEMDAT

33、2MEMDAT3MEMDAT4MEMDAT5MEMDAT6MEMDAT7MEMDAT8MEMDAT9MEMDAT10MEMDAT11MEMDAT12MEMDAT13MEMDAT14MEMDAT15MEMADD0MEMADD1MEMADD2MEMADD3MEMADD4MEMADD5MEMADD6MEMADD7MEMADD8MEMADD9MEMADD10MEMADD11MEMADD12MEMADD13MEMADD14MEMADD15MEMADD16MEMADD17MEMADD18MEMADD19IntelSSTMEMADD20PRESET*MEMWR*+3V3DFLASHCS*MEMRD*1357

34、91113151719212325272931333537394124681012141618202224262830323436384042CON204+3V3DDGNDDGNDMEMADD19MEMRD*MEMDAT8MEMDAT9DEBUG SRAM I/FMEMDAT10MEMDAT11MEMDAT12MEMDAT13MEMDAT14MEMDAT15MEMADD1MEMADD3MEMADD5MEMADD7MEMADD18MEMWR*MEMADD12MEMADD10MEMADD14MEMADD0SRAMCS*MEMDAT0MEMDAT1MEMDAT2MEMDAT3MEMDAT4MEMDA

35、T5MEMDAT6MEMDAT7MEMADD16MEMADD2MEMADD4MEMADD6MEMADD17MEMADD9MEMADD8MEMADD11MEMADD15MEMADD13DEBUG CONFIGBOOT SELECT+3V3DDGNDC214100N16V0603C216100N16V0603C218100N16V0603C220100N16V0603C222100N16V0603C224100N16V0603C226100N16V0603C228100N16V0603C230100N16V0603C232100N16V0603C234100N16V0603C236100N16V0

36、603C237100N16V0603C239100N16V0603C240100N16V0603C241100N16V0603VADDIS DECOUPLING+1V8DDGNDC213100N16V0603C215100N16V0603C217100N16V0603C219100N16V0603C221100N16V0603C225100N16V0603C227100N16V0603C229100N16V0603C231100N16V0603C233100N16V0603C235100N16V0603+3V3DDGNDVADDIS DECOUPLINGSDRAM DECOUPLINGC209

37、100N16V0603DGNDL200600R100MHz+1V8DC242100N16V0603+1V8_PLLDGND+1V8_PLLL202600R100MHzC243100N16V0603+1V8_HDPLLDGND+1V8_HDPLLL205600R100MHzC247100N16V0603+3V3_HDDGND+3V3_HDL203600R100MHzC244100N16V0603+1V8_HDDGND+1V8_HDC210100N16V0603C211100N16V0603+3V3_VDACDGNDL201600R100MHz+3V3DC245100N16V0603+3V3_AF

38、EDGND+3V3_AFEL204600R100MHzC246100N16V0603+3V3_PWMDGND+3V3_PWMC2051N050V0603C2061N050V0603RFC2011N00603C2001N00603DGNDRFARFBRFCADC_HRFDSPDL_SENSE-RFESPDL_SENSE+RFFVCC208100N0603R209100K0603+3V3_AFEDGNDR20820K0603CD_MDDVD_MDCD_LDDVD_LDCD*_DVDCD*_DVDCD*_DVDDVD_LDDVD_LDCD_LDCD_LDDVD_MDDVD_MDCD_MDCD_MDV

39、CVCRFFRFFSPDL_SENSE+SPDL_SENSE+RFERFESPDL_SENSE-SPDL_SENSE-RFDRFDADC_HADC_HRFCRFCRFBRFBRFARFARFRFTRACK_PWMSPINDLE_PWMSLED_PWMFOCUS_PWMR21027K0603TRACK_PWMR21218K0603SLED_PWMR21315K0603SPINDLE_PWMR21127K0603FOCUS_PWMC2021N00603C2031N00603NFC25827N0603C2041N00603TRACK_SSLED_SSPINDLE_SFOCUS_SDGNDTRACK_

40、SSLED_SSPINDLE_SFOCUS_SDRVSB*DRVSB*DRVSB*OPENOPENOPENCLOSECLOSECLOSEIN_SWIN_SWIN_SWOUT_SWOUT_SWOUT_SWHOME_SWHOME_SWHOME_SWC24833P0603C24933P0603C25033P0603C25133P0603C25233P0603C25333P0603C25433P0603C25533P0603C25633P0603C25733P0603DGNDPRESET*+3V3DDGNDRESETP212P213P214P211P200P205P202P203P204P206P20

41、7P208P209P287C259100UF10VYXFPort 0 download1234CON205AMPCTDOWNLOAD_RXDOWNLOAD_TXDGND+5VDR20710K 0603Port 1 debug & remote controlSCART_BLUESCART_REDSCART_GREENCOMPOSITER216390R0603R21775R0603R21875R0603R21975R0603R22075R0603DGND18RP200A33R27RP200B33R63RP200C33R54RP200D33R18RP201A33R27RP201B33R63RP20

42、1C33R54RP201D33RR22633RR22733RR22833RP215P216P217P218P219P220P221P222P223P224P225DGNDVID0VID1VID2VID3VID4VID5VID6VID7VID_CLKHSYNC*VSYNC*To video boardR221430R 0603DGNDP210TMDS_D2+TMDS_D2+TMDS_D2-TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-H

43、DMI_DETHDMI_DETHDMIDDC_SDADDC_SCL+3V3DMCLK_VADDISR22933RR23033RR23133RP227P228P229ABCLKMCLK_VADDISABCLKALRCLKALRCLKPCM/DSD0R23233RPCM/DSD1R23333RR23533RPCM/DSD2PCM/DSD3P283P284P286R23433RSPDIFP285DIGITAL AUDIOFPCLKFPDOUTFPSEL_VFDFPSEL_SWFPDINFPDINFPSEL_SWFPCLKFPSEL_VFDFPDOUTFront panelIRRCVA01A12A23

44、SDA5SCL6WP7IC203A24LC08BT/SNSO-8R2252K20603R2242K20603+3V3DDGNDDGNDNFGND4VCC8IC203B24LC08BT/SNSO-8C238100N16V0603+3V3DDGNDRESET*CLK27M_VADDISMDMCML_8740_0ML_8740_1ML_8740_2ML_8740_3595_DATAHDMI_INT*595_CLK595_LATCHCOMPOSITE_BTRIGGER_IN*MUTE*1234CON206AMP CTR21415K0603R21515K0603DGNDDGND+5VDNFUSBUSBD

45、PUSBDNSERIAL_TXSERIAL_RX123456789101112131415161718192021222324252627282930CON207MOLEX52806SDASCLC2071N050V0603DGNDC261100UF10VYXFC260100UF10VYXF Normal Program DebugFLASH MEMCS0* MEMCS0* MEMCS1*SRAM not used not used MEMCS0*ADD0 pull-down pull-up pull-downADD1 pull-down pull-down pull-upAudio chann

46、el PCM mode DSD mode0 L / R (of 5.1 o/p) L1 LS / RS R2 Centre / Sub LS3 2 ch downmix RS4 not used Centre5 not used SUBSDASCLVCCRSTGNDIC201LM809M3-2.93SOT-23R2224K70603R2234K70603R2374K70603+3V3DR23875R0603R23975R0603C26810N50V0603DGNDL206600R100MHzPlace C257 and C248 very close to V888DSD4DSD5R24033

47、RP288R24133RP289SDASCL+3V3_PWMC26210uF10V1206C26310uF10V1206C26410uF10V1206C26510uF10V1206C26610uF10V1206C26710uF10V1206C269100N16V0603C270100N16V0603C271100N16V0603+3V3D+1V8DP290P292P291P294P293P241P242P295P297P296SpareSERIAL_RXSERIAL_TXR2424K70603+3V3DR2430R0 0805SpareSpare12CON208DGNDNFR2444K7060

48、3DGNDMEMADD20PROGRAM*NFNFNFNFHS2003319B+T410-0120.9C/WMark Tweedalemarktarcam.co.uk01223 203210 (direct)01223 203200 (switch)NFNFNFNFNFNFNFNF08_E047PK21/02/08First release based on L9884.0A025A124A223A322A421A520A619A718A88A97A106A115A124A133A142A151A1648VSS46VDD37DQ029DQ131DQ233DQ335DQ438DQ540DQ642

49、DQ744DQ830DQ932DQ1034DQ1136DQ1239DQ1341DQ1443DQ1545NC/VPP13OE*28CE*26NC/VCCQ47WE*11RST*12VSS27WP*14A1717A1816A19/NC9A2010NC/A1915IC20239VF3201L165SWTSOP-4808_E073FGV02/04/08Notthing on this sheet4.108_E084MJT18/04/08Added note re: ITEM102, ITEM103 on top of IC202, IC2044.2ITEM102 on topITEM103 on to

50、p08_E095PK06/05/08Nothing on this sheet4.3RadioFans.CN 收音机爱 好者资料库ISSUEDRAWING NO.DRAWING TITLEDATEFilename:ECO No.DESCRIPTION OF CHANGEL165C03 Front End.SchCD37 Front EndContact Engineer:L165CT6-May-2008 INITIALSPrinted:313SheetofNotes:Contact Tel:A & R Cambridge Ltd.Pembroke AvenueCambridge CB5 9QR