Yamaha-RXV-863-Schematic电路原理图.pdf

ABCDEFGHIJ 1 2 3 4 5 6 7 RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE 87 SELMCK ADSDO MD/CD-RIC68DAFL/DAFR Rec OUT VCR HDMIOPTICAL OUTIN COAXIAL DVR DVD TISD_C IC69DAC/DASW TISD_S IC70DASL/DASR V-AUXSPDIF TISD_SB IC71 DASBL/DASBR MD/CD-R DVD DTV/CBL CD DVDADSDO IC67 YPAO MIC Sirius XM IC72 IC44 DSP D70YE101 TC74VHC 2C89057W TC74VHCU04 IC49 64M SDRAM IC51 16M Flash ROM Decoder Post Processor IC62 Selector IC65 8ch DAC IC64 2ch DAC IC45, 46 Selector DIR Selector IC41 DIR IC52 Buffer IC56 Audio Upconv. Mute - - - + - + IC66 2ch ADC IC42 XM/DT IC + IC61 2ch DAC R682, 693 R694 ,683 Att. Q602,604 MIC SW (V663 UC) XML/XMR MIC SRL/SRR ADL/ADR RMCK RBCK RWCK RMCK RBCK RWCK DIRSDO XMMCK XMBCK XMWCK XMSDO SD1/DR1 SD2/DL1 SD3/DR2 DL2 DR0 MCLK SCK WS SD0 MCLK DCLK - DL0 RMCK RBCK RWCK SELMCK SELBCK SELWCK SELSDO SELBCK SELWCK SELSDO SELSDO TIBCK TIWCK TISD_P TISD_F DABCK DAWCK DASD_P DABCK DAWCK DASD_F DABCK DAWCK DASD_P DASD_F DAFL/DAFR DAC/DASW DASL/DASR DASVL/DASBR RMCK RBCK RWCK DIRSDO XMMCK XMBCK XMWCK XMSDO CKSELA CKSELB MCSEL to AUDIO SECTION PDSEL Selector Control Selector Control U, C models U, C models MCLK SCK/DCLK WS /DR0 SD0/DL0 SD1/DR1 SD2/DL1 SD3/DR2 SPDIF/DL2 ADC_SDO ADC_MCLK ADC_SCK ADC_WS IC17 HDMI Dual Receiver IC10 HDMI Transmitter SIL9134CTU SII9135CTU IC13 Buffer MCLK SCK/DCLK WS/DR0 SD0/DL0 SD1/DR1 SD2/DL1 SD3/DR2 SPDIF/DL2 DCLK DR0 DL0 DR1 DL1 DR2 DL2 IC12 Selector Rx_MCLK Rx_SCK Rx_WS Rx_SD0 MCLK SCK WS SD0 SD1 SD2 SD3 SPDIF IN1 IC16 HDMI Switcher IN2IN3 DIGITAL See page 107-111 SCHEMATIC DIAGRAM 5 15,14 27,26 22,21 20,19 16,15 113 115 116 1,2 44-46 16,17,20,21 2410 9 8 5 4 3 2 1 2 9 8 7 6 5 4 3 18 11 12 13 6 5 15 86 8581828384 7889 16171819 202187649 7 14 15 16 17 12 13 12 11 I BLOCK DIAGRAMS AUDIO (DIGITAL) SECTION BLOCK DIAGRAM 2 ABCDEFGHIJ 1 3 4 5 7 RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE 6 88 FL/FR Center SL/SR SBL/SBR or Z2L/Z2R SW AUDIO PHONO EQ IC201 Input Selector BD3841FS IC203 FL/FR SBL/SBR C/SW SL/SR CD MD/CDR DVD DTV/CBL DVR VCR MD/CDR DVR VCR ZONE2 MULTI CH INPUTREC OUT Muting Q2001- 2004 MUTE CONTROL PHONO RX-V863/HTR-6180 (U, F models) TUNER FM/AM FM/AM TUNER (B model) V-AUX XM J2004,2005 J2002,2003 INI INE OUT RECB (U, C models) INPUT & ZONE2 SELECTOR 8ch SELECTOR RECBSelector (XM/SIRIUS/MIC)ZONE2 Sel OUTMAIN Sel MASTER VOLUME (-95dB0dB) R2A15215FP IC202 Tone Control Center Mix LFE Mix Center SR L/R SB L/R SW 0dB+42dB 0dB+42dB 0dB+42dB 0dB+42dB 0dB+42dB MUTE CONTROL Muting Q2252,2253 2258,2259 Muting Q2254,2260 Muting Q2251,2256 2263,2264 Muting Q2257,2262 POWER AMP CENTE SURR. C4302,4304 C1115,1116 C1117,1118 C1119,1114 C1153 C1108,1111 SURROUND BACK /BI AMP FRONT A FRONT B/ZONE B/ ZONE2/ PRESENCE PHONES SURROUND CENTER RY100 RY101 RY104 RY102 RY103 SPEAKER RELEY IC226 IC226 SRB. FL/FR SBL/SBR Center SL/SR PRE OUT SUBWOOFER SW1 IC227 DAFL/DAFR DAC/DASW DASBL/DASBR DASL/DASR ADL/ADR To AUDIO (DIGITAL) SECTION MIC J2006 INB1 (R, T, K, A, B, G, E, F, L, J models) RY106 (R, T, K, A, G, E, F, L, J models) FRONT R2216 R2217 SIRIUS ING IC220 Muting Q2201,2202 BA15218F SW2 IC225 HD/FM/AM HD RADIO TUNER (U model) DOCK Muting Q2507,2508 Muting Q2255,2261 Muting Q2007,2008 2009,2010 21,23 17 9,11 3,5 15 36-4346,47 54.55 70,71 81,82 83,84 SPEAKERS FUNCTION See page 112-113 SCHEMATIC DIAGRAM (U, C, R, T, K, A, G, E, F, L models) AUDIO (ANALOG) SECTION BLOCK DIAGRAM ABCDEFGHIJ 1 2 3 4 5 6 7 RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE 89 /MTMON LSEL0 LSEL1 SCLL SDAL VIA9 VIB9 VIC9 VIA VIB VIC /CNON X DA Y DA Pb DA Pr Q3002 2SA1576A Q3003 2SA1576A SCLH SDAH SCLV SDAV /ICV /INT_AD /RES_Rx /INTH_RT /RES_Tx /AUPH VIA VIB VIC LSEL0 LSEL1 BYPASS SDTN SCKN /OSDCE /MTMON /MTVR1 /MTVR2 /VSY SVDET CPNTD SDAL SCLL /ICS L1 L2 L3 IN 0V 2.2V 5V 74HC4052 x2 /MTVR1 /MTVR2 /MTMONBYPASS /AUPH SVDET CPNTD SDTN SCKN /OSDCE VSYNC ODC VSYNC CSCL CSDA /RES_R /INTH_RT OUT SCLH SDAH IN3IN2IN1 SCL SDA /HSW_RST /HSW_ INT SCLL SDAL HSW_CEC SCL SDA SCLH SDAH /RES_Tx /INTH_RT /PSENB /HSW_ INT SCLL SDAL HSW_CEC (J model) (J model) Y CbCr Y Pb/Cb Pr/Cr Y Pb Pr DVD Y Cb Cr Y Cb Cr L1/L2/L3 L1/L2/L3 Y/Pb/Pr IN S2 DET0V 2.2V 5V L1/L2/L3 Y Pb Pr VCR DVR 0V 2.2V 5V L1 L2 L3 OUT BYPASS AD Y AD Pb AD Pr L1/L2/L3 IC351 OUTPUT AMP NJM2581 Y Pb Pr MONITOR OUT BYPASS Sw 74HC4053 C Y CVBS SY SC CVBS IC304 MONITOR OUT REC OUT CY RECOUT AMP LA73050 OUTPUT AMP LA73050 IC333 IC332 DVR VCR DVR VCR CY CY OSD 28.636363MHz 10 115 112 110 114 98 96 91 94 10 8 4 AD Y AD Pb AD Pr AD SY AD V AD SC 10 10 IC91-93 IC89 DAY DACb DACr DAV DASY DAC 27MHz CVBS C INPUT SELECTOR C Y CVBS Y AD V AD SY AD SC RECOUT CD4051 74HC4051x2 IC302 IC303 IC301 Q3001 2SA1576A DVD DVR CY DTV/CBL VCR DVD MONITOR OUT MONITOR OUT DTV/CBL iPod iPod DVR VIDEOCOMPONENT VIDEO/D5 VIDEO VCR VIDEO Q800 C2412 NTSC: 14.3181MHz PAL: 17.7344MHz HDMI IC87 Detector 74HCU04 IC86 Detector 74HCU04 IC85 OSD LC74782 BLANK CVOUT -6dB IC82 VIDEO Dec. & I/P ADV7800 SFL HS VS LLC P10:19 P20:29 P2:9 Field/DE SOY AIN2 AIN3 AIN1 AIN10 AIN12 AIN11 AIN6 IC84 VIDEO Enc. ADV7172 IC83 Scaler ABT1010 SCRESET/RTC HSYNC VSYNC CLOCK C0:9 Y0:9 HSN DE VSN VCLK DACA DACB DACC DACD DACE DACF HSN VSN VCLK SYSCLK C0:9 Y0:9 Field/DE SiI9135CTU Q0:35 DE /RST /INT IC17 HDMI Dual Receiver HSYNC IC16 HDMI Switcher SiI9185A /RST /INT IC10 HDMI Transmitter CSCL CSDA /RESET /INT SiI9134CTU VSYNC Q0:35 IDCK HSYNC DE IC24 CEC Microprocessor MN103SFD76YAB /RST LPF 0dB 0dB 0dB IC392 INPUT SELECTOR (0 dB Amp.) NJW1321 Y IN 13 Pb IN 13 Pr IN 13 AUX 02 PORT 3 SCL SDA Y OUT1 Pb OUT1 Pr OUT1 Y IN 4 Pb IN 4 Pr IN 4 Y OUT2 Pb OUT2 Pr OUT2 AUX 3 PORT 02 IC383,384 SELECTOR 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB Main Microprocessor DIGITAL See page 107-111 SCHEMATIC DIAGRAM VIDEO (1) See page 116 SCHEMATIC DIAGRAM VIDEO (2) See page 117 SCHEMATIC DIAGRAM 4 10 10 HDMI VIDEO SECTION BLOCK DIAGRAM 2 ABCDEFGHIJ 1 3 4 5 7 RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE 6 90 RY251F2502 F2501/J2502 TE251 D1036 C1094C1095 +B G -B D1035 +12V IC104 -12V IC105 +12 G -12 C1112 +5V IC102 +5.3V IC100 RY105 /4ohm RY105 D2512 J2503 IC251,252,253 AC IN D2514 D2515 D2516 Power Detector /Reset Q2501,2503 Q2502 POWER RELAY +5.8V IC31/32 Q300 MG +5S +5M +5BU D311 D310 D309 POWER SAVE RY251 s10 +1.2V IC47 +5V IC63 XMPWR D1048 +5V IC110 +5I IGND Q2504 D1040 C1087C1088 -5V Q1100 Q1103 +5V G -5V +3.3V +5D +1.2V +3.3D +5A +5.3X -28V Q1068 -VP C2505 D2502 (U, C models) +9V IC305 +9V +5VPower +5V IC11 +5V Q1104,1106 +1.8HSW PVDD +3.3V IC80 +1.8V IC19 +3.3V IC21 +1.8V IC94 +1.8H +1.8V IC20 +1.8H +1.8V IC81 +3.3HSW +3.3HV VPWR VPWR VPWR VPWR +3.3V IC107 DPWR +3.3V IC48 DPWR +5V IC106 AVPWR /RES AVPWR POWER TRANSFORMER C1082C1083 FUNCTION (3) See page 113 SCHEMATIC DIAGRAM FUNCTION (3) See page 113 SCHEMATIC DIAGRAM DIGITAL See page 107-111 SCHEMATIC DIAGRAM MAIN (2) See page 115 SCHEMATIC DIAGRAM MAIN (1) See page 115 SCHEMATIC DIAGRAM VIDEO (1) See page 116 SCHEMATIC DIAGRAM FUNCTION (1) See page 112 SCHEMATIC DIAGRAM OPERATION (1) See page 114 SCHEMATIC DIAGRAM (R, T, K, A, B, G, E, F, L, J models) (U, C models) (U, C models) Q2509 AC_BL AC_BH AC12 ACI AC_HDMI +18 -18 +10 +11H+5HV -10 +IPOD POWER SUPPLY SECTION BLOCK DIAGRAM ABCDEFGHIJ 1 2 3 4 5 6 7 RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE 91 IC30 Microprocessor XL30 20MHz IC44 DSP IC41 DIR IC64 2ch DAC IC65 8ch DAC IC66 2ch ADC IC42 XM/DT IC JK41 Sirius Connector TXDSR RXDSR /SRPWR Tracking Power Supply JK201 Remote Out JK102 Trigger Out Speaker Relay 8/6 ohm Relay High Current ( I ) DetectorSirius Serial Control (UART) Sirius Power Enable XM Serial Control (UART) DTXM (RDYRDS) DRXM (RXDRDS) XM Bus Power ON/OFF XMREV XMLINK (CLKRDS) IC100 Regulator Reset for XM XM Antenna Detect XM Link Active Detect /ICXM (RSTRDS) SCK SDM SDD Serial Control (SPI) Chip Select for DIR /CSDIR Interrupt from DIR /INTDIR SPI Ready from DSP/SPIRDY Interrupt from DSP/INTTI /CSTIChip Select for DSP Chipp Select for DAC MUTETI DSP Mute Control Reset for DIR /ICDIR ADC ON/OFF CSDAC /ICADC XMPWR Power Limmiter ControlLC RMSCN TRIG SP_IMP PRI Scene Remote Out Trigger Out Speaker Realay Control SP. Impedance Control I Protection DC Detector DC Protection PRD Power Supply Voltage Detector1 Voltage Detector2 Voltege Protection 1 PRV1 Power Supply PRV2Voltage Protection 2 Thermal Detector THMThermal protection SCLH SDAH IC17 HDMI Dual Receiver HDMI Transmitter SII9135 IC10 SII9134 IC16 HDMI SW SII9185A IC24 CEC u-com MN103SFD7GYAB IC82 Video Decoder ADV7800 IC84 Video Encoder ADV7172 IC83 Scaler ABT1010 IC91-93 Bus Buffer IC85 OSD LC74782JM I2C bus(400KHz) SCLL SDAL I2C bus(100KHz) IC12 Selector /RES_Rx /RES_Tx /AUPH_A /AUPH /INT_RT, HDMINT /HSW_RST /PSENB /ICS /ICV /HSW_INT HSW_CEC SCKN SDTN VPWR IC86,87 Video Detector SVDET CPNTD Chip Select for FL Driver Reset for CEC u-com Reset for HDMI SW Interrupt from HDMI Rx Reset for HDMI Rx HDMI Audio conversion select Reset for HDMI Tx Video Upconversion ON/OFF Reset for Scaler Reset forVideo DEC/ENC S-Video,Component detect Serial control (SPI) Video power ON/OFF IC392 Component Selector NJM1321 IC383,384 L1,L2,L3 L1,L2,L3 input select LSEL0 LSEL1 IC302,303 CVBS, Y/C selector CVBS,Y/C input select VIA VIB VIC IC304 BYPASS SW Analog Video BYPASS ON/OFF BYPASS IC332,333 Video driver Moniter,DVR,VCR output control /MTVR1 /MTVR2 /MTMON Reset for DSP/ICTI IC56 Audio Upconv. Mute Audio Upconversion Mute Control /AUP_MT Chip Select for OSD/OSDCE /CEFDIC401 FL Driver /RSTFDReset for FL Driver Interrupt from CEC u-com Serial control (SPI) IC20, 80, 81, 305 Regulator DSP Power ON/OFF IC107 Regulator DPWRIC48 Regulator IC106, Q1100, 1103 Regulator (J model) (U, C, R, T, K, A, B, G, E, F, L models) Analog Video Power ON/OFF Pulse from Rotary Encoder Pulse from Rotary Encoder Pulse from Rotary Encoder VRA, VRB ISA, ISB TONEA, TONEB JK100 Remote In D4015 IR LED U401 IR Receiver REMRemote In SW426 Standby/ON MAIN ON/OFF SW402-405 SCENE1-4 SW401, 406-409, 412-416, 418-421 ADKEY0, ADKEY1KEY0, KEY1 Voltage Detect /PSWInterrupt from Power Switch D4005 LED Pure Direct LED ON/OFFPDLED D4001-4005 LED Scene LED ON/OFFSCEN0, SCEN1, SCEN2 SW417 Volume SW410 Input Selector SW411 Program Selector JK401 YPAO MIC YPAO MIC Detect/MIC Amplitune Detector Amplitude Detection for Power Limit PLDET SPA, SPB, SPC, SBRY, Z2RY JK431 Head Phone Head Phone Detect/HP Audio Mute /MTFS, /MTCT, MTSW, /MTSB, /MTZ2, /MTHP IC202 Selector & CKEV DTEV Serial control IC203 Extention CKEX DTEX Serial control FM/AM Tuner SCKP SDTP SDRP Serial Control (SPI) Chip Select for PLL ICCEP HD Radio Tuner SDTP SDRP Serial Control (UART) Reset for HD Radio Tuner Mute ControlTMT Tuned Detection/TUNED Stereo Detection/ST CB301 Dock Connector TXDi RXDi Serial Control (UART) iPDETiPod Detection iPAPiPod Accessory Power Detection DKIDDock ID Detection Q3300 Dock Power SW Dock Power ON/OFFDKPWR CB36 Flash Connector TXDR RXDR CLKF (RTS) BUSY (CTS) Serial control (UART) Q300 +5S Switch Power Save (+5S ON/OFF)PSV Q2503 102139 96 9 7 10 2 127 12 13 25 14 17 33 28 26 18 11 47 60 137 54 52 55 53 56 58 67 68 50 48 38 40 42 43 5 118 116 30 45 129 27 35 36 37 66 73 75 72 131 44 31 29 6 19 97 125 3 49 108 107 98 126 135 136 138 104 110 122 103 109 124 61 87 92 94 95 4 141 128 123 65 133 119 838081828479 77 78 85 86 89 90 88 1 144 62 63 64 69 70 71 2022 120121 134 115 111 113114 112 117 10610510110099 AC Power Interrupt for AC Power Detection PDET Q2501 Reset Reset for Microprocessor /RES R305,306 Power Relay Power Relay ControlPRY Set DestinationDEST IC241 RDS IC Reset for RDS Clock for RDS RDS Serial Control FUNCTION (1) See page 112 SCHEMATIC DIAGRAM DIGITAL See page 107-111 SCHEMATIC DIAGRAM FUNCTION (3) See page 113 SCHEMATIC DIAGRAM FUNCTION (1) See page 112 SCHEMATIC DIAGRAM VIDEO (1) See page 116 SCHEMATIC DIAGRAM VIDEO (2) See page 117 SCHEMATIC DIAGRAM MAIN (2) See page 115 SCHEMATIC DIAGRAM MAIN (1) See page 115 SCHEMATIC DIAGRAM MAIN (2) See page 115 SCHEMATIC DIAGRAM OPERATION (1) See page 114 SCHEMATIC DIAGRAM CONTROL SECTION BLOCK DIAGRAM CB10 CB11CB12 CB13 IC10 IC17 IC16 IC24 IC11 IC12 IC14 IC13 IC14 IC19 IC20 IC21 CB14 A 1 2 3 4 5 6 7 8 9 10 BCDEFGHIJKLMN RX-V863/HTR-6180/DSP-AX863SE/DSP-AX863 107 # All voltages are measured with a 10M/V DC electronic voltmeter. # Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. # Schematic diagram is subject to change without notice. DIGITAL 1/5 SCHEMATIC DIAGRAMS A-1 A-2 0.3 3.2 3.3 4.9 4.9 3.4 4.9 0 1.8 0 0.3 0.3 0.3 0.3 0 0.3 0.3 0 0 0 1.8 0 4.9 3.3 0 0 0 0 0 0 0 0 0 0 1.8 0 0 0 0 0 0 2.6 0 0 3.3 3.1 3.3 1.8 1.8 1.8 0 0 3.4 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 1.8 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 0 1.7 3.4 3.3 1.4 1.3 1.4 1.3 1.3 1.3 1.2 1.3 1.8 0 5.0 0 3.3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3.33.3 1.8 3.4 0 1.8 0.4 0.4 0.4 0.4 0.4 0 0 0 4.9 0 4.9 000 0 0 0 0.40 00 0.4 0 0.4 0 0.4 0 0 0 0 0 0.4 0.2 0.2 0.4 0.4 0 00 00 0 0 0.2 00.2 00.2 0 0 0 0 0 0.2 0.2 0.2 0.2 0.2 0 00 00 0 0 3.4 03.4 03.4 0 0 0 0 03.4 3.4 3.4 3.4 3.4 00 0 00 0 00 0 00 0 4.9 8.7 0 5.0 5.0 9.0 5.0 3.4 0 0 0 1.8 0 0 0 0 0 0 0 0 0 0 3.4 1.8 0 1.8 3.0 3.3 3.3 4.9 0 3.3 3.3 3.3 0 0 1.8 0 3.3 3.4 3.4 3.4 0 3.4 3.4 3.4 0 3.4 3.3 3.3 0 3.4 3.3 3.3 0 0 3.4 0 3.4 1.8 3.4 0 3.4 0 1.8 1.8 0 3.4 3.4 0 3.3 3.3 3.3 3.2 0 3.3 3.1 2.6 1.3 1.2 1.3 1.3 0 0 1.8 1.8 0 3.3 1.8 1.3 1.4 1.3 1.4 1.7 0 3.3 3.3 3.3 3.4 0 0 3.4 0 3.3 3.2 3.2 3.3 3.3 3.3 3.3 3.3 3.3 3.3 1.8 0 3.3 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 1.8 0 3.3 1.8 0 3.3 3.3 3.3 0 3.3 3.3 3.3 3.3 3.4 0.4 0.4 0 0.4 0.4 1.9 0.4 0.4 0.4 1.9 1.9 0 0 1.9 3.3 0 1.9 3.4 3.4 0 3.4 3.4 1.9 4.9 3.3 3.3 3.3 3.3 0 3.3 3.3 0 3.4 3.4 1.9 0 0 3.3 0 0 0 0.2 0.2 1.9 0 3.4 3.3 4.2 0 0 0 1.9 0.2 0.2 0 0.2 0.2 3.4 0.2 0.2 0.2 0.2 1.9 0 3.3 0 1.9 0 0 0 1.9 3.4 3.4 0 3.4 3.4 3.4 3.4 3.4 3.3 3.3 1.8 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 0 0 0 3.3 1.8 0 3.3 0 1.7 1.6 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 0 0 0 0 0 0 0 0 0 3.3 0 0 0 0 0 0 0 0 0 0 3.3 3.3 0 0 3.3 0 0 0 0 3.3 1.8 3.3 3.3 0 0 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3 0 3.3 0 0 0 3.3 3.3 3.3 3.3 3.3 3.3 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.5 3.3 3.3 4.43.3 3.3 4.4 4.9 4.8 0 0 3.3 3.3 3.3 3.3 3.3 0 3.3 3.3 3.3 3.3 3.3 4.2 4.2 1.9 4.9 1.8 4.9 4.9 4.9 0 0 0 1.8 1.8 1.8 0 3.3 0 4.2 0 1.93.3 3.3 3.33.4 4.24.9 1.9 3.3 3.3 4.2 DSP-AX863DSP-AX863SERX-V863RX-V863/HTR-6180RX-V863/HTR-6180RX-V863 Bus Controller Serial I/F I/O port DMA Controller Interrupt control System control Clock & WDT Timer 32 bit Microprocessor IC24: MN103SFD7G Microprocessor Built-in ROM Built-in RAM Extended computing element Other peripheral equipment VDD CE Pin No. 1 2 3 4 5 Symbol CE GND NC VDD VOUT Description Chip Enable Pin Ground Pin No Connection Input Pin Output Pin of Voltage Regulator Vref 45 12 Current Limit VOUT GND IC21: R1172H331D-T1-F Voltage regulator VD