lexicon MPX 200_Schematics_14659-3电路图.pdf

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1、.005/1.6K .005/1.6K .005/1.6K 0 0 0 100PF 100PF -10V_UNREG -10V_UNREG +10V_UNREG +10V_UNREG +5VA +5VA +5VA +5VA +5VA +5VA -5VA -5VA DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIONS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROVALS CONTRACT NO. SHEET FILE NAME B DRAW

2、N CHECKED TITLE exicon REV 3 OAK PARK BEDFORD, MA 01730 -5VA -5VA -5VA -5VA -5VA -5VA +5VA .22/50 150PF 150PF .22/50 100 BAV99 750 1% 316 1% .047/100 100 BAV99 100PF 316 1% .047/100 75 1/4W 150PF .1/25 75 1/4W 374 1% 4.32K 1% 10PF 374 1% 4.32K 1% 10PF 74HC4053 Y X Z S INH VEEVSS VCC -5VA +5VA - + 45

3、80 - + 4580 RC4556 - + RC4556 - + - + 4580 - + 4580 .1/25 74HC4053 Y X Z S INH VEEVSS VCC 74HC4053 Y X Z S INH VEEVSS VCC +10V_UNREG -10V_UNREG 2.15K 1% 2.15K 1% 100PF 750 1% 1.40K 1% 1.40K 1% 4.99K 1% 4.99K 1% 1M 1M 22/16 22/16 1% 10.0K 1% 10.0K 5K CW 5K CW .005/1.6K0 +5VA 220PF 220PF 220PF 220PF .

4、005/1.6K0 7 COMPONENTS MARKED WITH ARE NOT INSTALLED. 2 2 2 2 2 2 12/15/00 JLM 10/17/00 10/17/00 CW CAM 10/12/00 10.42dB 9/28/00 9/28/00 1 5 6 2 7 3 X FRONT VIEW PIN-OUT POTENTIOMETER GROUND POWER 5 XX/XX DENOTES SHEET NUMBER/SECTOR 4 GROUNDGROUND CHASSISANALOG GROUND DIGITAL NOTES 1 UNLESS OTHERWIS

5、E INDICATED, RESISTORS ARE 1/10W 2 UNLESS OTHERWISE INDICATED, RESISTORS ARE 5% 3 UNLESS OTHERWISE INDICATED, CAPACITORS ARE UF/V (MONO) LEFT O/P (PHONES) (MONO) . SHEET NUMBER RIGHT I/P LEFT I/P RIGHT O/P GAIN STAGE SPARES MUTE SWITCH SCHEM,MAIN BD,MPX200 8 060-14659 DOCUMENT CONTROL BLOCK: #060-14

6、659 1 OF 8 2 OF 8 3 OF 8 4 OF 8 5 OF 8 6 OF 8 7 OF 8 8 OF 8 INPUT BUFFER OUTPUT STAGE RWH8/18/00 CAM9/28/00 JV CW ANALOG I/O REVISION NUMBERTITLE R1 CODEC REGULATORS & BYPASS CAPS ROM/RAM, uPROC S/PDIF INTERFACE LEXICHIP3 ANALOG I/O CONTROL I/O & RESET 10.55dB21.97dB SW2, T1, U25, Y1. POWER TRANSFOR

7、MER 1REVISED PER DCR 001002-00 RWH 10/4/00 12/15/00 JV CW JLM 12/27/00 6 LAST REFERENCE DESIGNATORS USED: C114, D11, FB4, J12, Q4, R148, * 2REVISED PER DCR 001109-00 11/10/00 RWH 3 3 3 3 2001 Lexicon, Inc. REVISED SHT 1 PER DCR 001228-00. REVISED SHT 8 PER DCR 001227-00-A. 1/5/01 RWH 1/9/01 JLM 1/7/

8、01 CW CAM 1/6/01 14659-3 1-10-2001_11:30 11 R16 * C11 C71 C61 C26 C45 IN_LEFT 2/D8 ISOLGNDD R47 * C46 * 3 2 1 R1 7 6 5 R1 R48 R49 C17 C2 R7 R22 R33 * R45 * R37 R41 R51 R52 2/B2 OUT_RIGHT OUT_LEFT 2/C2 R4 C51 22/16 C20 R50 R53 15 1 2 16 10 6 78U7 4 3 5 16 9 6 78U7 C73 150PF C53 4 8 7 5 6 U1 4 8 1 3 2

9、 U1 1 3 2 8 4 U6 4 8 6 5 7 U6 4 8 7 5 6 U2 4 8 1 3 2 U2 MUTE/ OUT_R OUT_L IN_R IN_L 14 13 12 16 11 6 78U7 C1 R3R2 C16 R18R17 3 4 2 5 6 1 J4 R79 C52 4 1 6 3 J3 C63 R59 C6 R5 C5 D1 R6 C21 R21 R20 D2 R19 C29 C28 C47 C48 3 6 1 4 J1 3 6 1 4 J2 MUTE/ 6/C3 NCIN_RIGHT 2/C8 C56 C49 C50 22/16 R29 * R58 * R78

10、* C27 * C72 * C62 * RadioFans.CN 收音机爱 好者资料库 22/16 10K +5VA +5VA +5VA +5VA -5VA -5VA DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIONS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROVALS CONTRACT NO. SHEET FILE NAME B DRAWN CHECKED TITLE exicon REV 3 OAK PARK BEDFORD, M

11、A 01730 -5VA -5VA +5VA +5VA - + 4580 100PF 4.75K 1% 4.75K 1% 340 1% 340 1% 340 1% .1/25 5.1 2.2/35 4.75K 1% 4.75K 1% 4.75K 1% 1% 205 1% 205 470PF 470PF 4.75K 1% 4.75K 1% 4.75K 1% 1% 205 1% 205 470PF 470PF AGND AINL+ AINL- AINR+ AINR- AOUTL+ AOUTL- AOUTR+ AOUTR- BICK CCLK CDTI CSN DEM0 DEM1 DFS DGND

12、LRCK MCLK P/S SDTI SDTO VA VCOM VD VREFVT PDN AK4528 (CKS0) (CKS1) (DIF) .1/25 + - 4580 + - 4580 22/16 3.32K 1% 4.75K 1% .1/25 22/16 22/16 22/16 4.75K 1% 4.75K 1% 100PF - + 4580 340 1% 22/16 20K 20K 1500PF 1500PF 22/16 22/16 3300PF 3300PF 20K 20K 12/15/00 2REVISED PER DCR 001109-00 11/10/00 RWH 12/1

13、5/00 JV CW JLM 12/27/00 JLM 10/17/00 10/17/00 CW CAM 10/12/00 1REVISED PER DCR 001002-00 9/28/00 9/28/00 CAM9/28/00 JV CW RWH8/18/00 . SCHEM,MAIN BD,MPX200 8 060-14659 BIAS CODEC 10/4/00 RWH 2 22 12-27-2000_15:49 14659-2 R28 R12 6/B8 LEX_256FS 6/B8 D/A_DATA 3/C4,6/B8 LEX_FS/ 3/C4,6/B8 LEX_64FS/ DE_E

14、MPH/ 6/C8 6/C8 PWR_DWN/ C37 C30 C44 C12 C41 C42 R27 R13 C10 R11 6 5 7 8 4 U3 C8 R9R8 C7 C25 C24 C13 R14 R15 C22 A/D_DATA 6/B8 IN_RIGHT 1/C3 64FSFSD/A_DATA256FS A/D_DATA 4 8 2 3 1 U4 4 8 6 5 7 U4 R31 1% 4.75K C40 1/D3 IN_LEFT .1/25 C43 R43 4.75K 1% 7 4 5 2 3 26 25 28 27 12 16 15 17 20 21 18 24 11 10

15、9 14 13 8 1 23 622 19 U5 C31 C32 R34 R35 R30 R32 R36 C36 C35 R38 R39 R40 R42 R44 C39 R46 C38 R10 R25 R26 R23R24 C23 2 3 1 8 4 U3 1/B8 OUT_RIGHT OUT_LEFT 1/B8 R99 C9 RadioFans.CN 收音机爱 好者资料库 0 74HCU04 715 1% AUTO AVDDAVSS BICK CM0/CDTO CM1/CDTI DAUX DVDDDVSS ERF FS96 LRCK MCK01 MCK02 OCKS0/CSN OCKS1/C

16、CLK P/SN PDN R RX1 RX2/DIF0 RX3/DIF1 RX4/DIF2 SDTO TVDD V/TX XTI XTO AK4112A C 8 4 2 1 18K 74HCU04 +5VD 47K 47K 47K 47K .01/50 .1/25 47PF .1/25 47PF 2.2K .01/50 DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIONS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROVALS CONTRA

17、CT NO. SHEET FILE NAME B DRAWN CHECKED TITLE exicon REV 3 OAK PARK BEDFORD, MA 01730 BAV99 74HCU04 75 1/4W 100 74HCU04 +5VD +3.3VD +3.3VD .1/25 .1/25 +3.3VD A4 A3 A2 A1Y1 Y2 Y4 Y3 G 74VHCT244 47K A4 A3 A2 A1Y1 Y2 Y4 Y3 G 74VHCT244 A4 A3 A2 A1Y1 Y2 Y4 Y3 G 74VHCT244 0 22/16 22/16 22/16 RCA RCA 74HCU0

18、4 1% 95.3 715 1% 74HCU04 BAV99 +5VD +5VD 0.005/1.6K A4 A3 A2 A1Y1 Y2 Y4 Y3 G 74VHCT244 .005/1.6K 12/15/00 2REVISED PER DCR 001109-00 11/10/00 RWH 12/15/00 JV CW JLM 12/27/00 JLM 10/17/00 10/17/00 CW CAM 10/12/00 1REVISED PER DCR 001002-00 9/28/00 9/28/00 CAM9/28/00 JV CW RWH8/18/00 ENCODER . S/PDIF

19、IN SPARES S/PDIF OUT 8 060-14659 SCHEM, MAIN BD,MPX200 S/PDIF INTERFACE 10/4/00 RWH 2 LEX_SDIN1 6/B8 6/B8 SP_MCLK NC R111180R1120 NC 12-27-2000_15:53 314659-23 C121 * 4/C6 FOOT_BYPASS/ R1080R109180 17 15 13 119 7 3 5 19 U15 C108 * R146 D5 89 U18 6/A4 SPDIF_OUT NC R124 R123 65 U18 3 2 J5 RESET/ 4/A6,

20、5/B8,6/A6 6/B7 SP_MASTER/ 1 3 J5 C92 C88 C85 LEX_64FS/ 2/B8,6/B8 2/B8,6/B8 LEX_FS/ R122 * ZD4 ZD1 ZD2 4/B5,5/D3,6/A7 ZD7:0 ZD0 ZD3 ZD1 ZD2 ZD3 ZD0 ZD7 ZD6 ZD5 8 6 4 218 16 12 14 1 U15 17 15 13 119 7 3 5 19 U23 R126 E3 E4 4/B3 SWITCH_ROW0/ ENC_0 8 6 4 218 16 12 14 1 U23 NC C89 C86 21 U18 R127 R129 E5

21、 43 U18 D6 C103 R128 C104 NC C91 4/C6 FOOT_TAP/ C102 C101 C100 R161 R160 R159 R158 ENC_2 ENC_3 ENC_1 SWITCH_ROW1/ 4/B3 5/D2 STAT_RD/ 1213 U18 NC R110 6 7 1 2 3 4 5 SW1 15 910 21 28 27 22 12 18 17 19 24 23 25 26 16 7 8 11 12 13 14 20 3 4 5 6 U13 SP_STAT/ 5/D2 R125 1011 U18 R172 RadioFans.CN 收音机爱 好者资料

22、库 0 0 100/25 +5VD 2N3906 100PF 2N3904 100PF +5VD 1N914 220 1/4W +5VD 220 1/4W 2.2K 270 1/4W DIN5 DIN5 6N138 VCC +5VD 1000PF 2.7K 100PF 47K47K 4.7K 4.7K BAV99 +5VD+5VD+5VD DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIONS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROV

23、ALS CONTRACT NO. SHEET FILE NAME B DRAWN CHECKED TITLE exicon REV 3 OAK PARK BEDFORD, MA 01730 220 1/4W 74VHCT1474VHCT14 150PF150PF BAV99 * 1.00K 1% +5VD BAV99 22/16 1% 10.0K 49.9K 1% 4.02K .1% +5VD 2.5TURN 0 .005/1.6K .005/1.6K .005/1.6K 74VHCT1474VHCT14 0 100PF 12/15/00 2REVISED PER DCR 001109-00

24、11/10/00 RWH 12/15/00 JV CW JLM 12/27/00 JLM 10/17/00 10/17/00 CW CAM 10/12/00 1REVISED PER DCR 001002-00 9/28/00 9/28/00 CAM9/28/00 JV CW RWH8/18/00 MIDI INPUT FOOTSWITCH . SCHEM,MAIN BD,MPX200 MIDI OUTPUT 8 060-14659 RESET GENERATOR CONTROL I/O & RESET 10/4/00 RWH 2 FRONT PANEL CONNECTOR C120 * 14

25、659-2 12-27-2000_15:53 44 R64* RESET/ 89 U14 1110 U14 C119 * C109 * C118 * R147 FB3 FOOT_TAP/ 3/B6 R61 +10V_UNREG R63 R62 C66 D3 R60 3/B6 SWITCH_ROW1/ 10 1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 J12 D8 FOOT_BYPASS/ 3/B6 C123C124 12 U14 6/B8 MIDI_IN43 U14 R164 3 4 2 5 6 1 J8 D9 R168 R170 R169R171 C111 R16

26、2 C116 2 35 6 8 U24 2 31 54 76 J6 2 31 54 76 J7 R163 R149 R148 FB5FB4 R150 D7 C110 Q4 C112 NCNC NCNC NC 6/B8 MIDI_OUT/_THRU/ 47 R138 47R137 47R130 47R136 47R135 47R134 47R133 47R132 47R131 ROW_REG_0/ 5/D2 5/D2 ROW_REG_1/ 5/D2 ROW_REG_2/ SWITCH_ROW0/ 3/B6 ZD7:0 3/C3,5/D3,6/A7 ZD6 ZD5 ZD4 ZD3 ZD2 ZD1

27、ZD0 ZD7 FRNT_D0 FRNT_D1 FRNT_D2 FRNT_D3 FRNT_D4 FRNT_D5 FRNT_D6 FRNT_D7 FP_RESET/ Q3 C94 R165 R166 3/B8,5/B8,6/A6 RESET/ 10K +5VD 10K +5VD 10K +5VD 10PF 74HC157 G S 1B 1A 1Y 2B 2A 2Y 3A 3Y3B 4A 4B4Y 10K10K +5VD +5VD 10K Z80C-10 WR WAIT RST RFSH RD NMI MREQ M1 IORQ INT HALT BUSREQBUSACK VCC GND D7 D6

28、 D5 D4 D3 D2 D1 D0 CLK A9 A8 A7 A6 A5 A4 A3 A2 A15 A14 A13 A12 A11 A10 A1 A0 NC NC NC NC 10MHZ +5VD +5VD 10K DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIONS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROVALS CONTRACT NO. SHEET FILE NAME B DRAWN CHECKED TITLE exicon

29、REV 3 OAK PARK BEDFORD, MA 01730 +5VD +5VD 10K +5VD +5VD +5VD 8KX8 80NS A0 A1 A10 A11 A12 A2 A3 A4 A5 A6 A7 A8 A9 CS2 D0 D1 D2 D3 D4 D5 D6 D7 GNDNC VCC CS1 OE WE +5VD 10K 74VHCT14 680 47K DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 GND NC1 A17 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 VCC CE OE

30、WR 70NS 256KX8 29F002 GAL16V8-5 VCC GND I I I/O I/O I/O I/O I/O I/O I/O I/O I I I I I I I I 74VHCT138 A B C G1 G2A G2B Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 0 74VHCT138 A B C G1 G2A G2B Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 74VHCT14 A1 A2 GND SCL SDA VCC WP A0 24C32 4KX8 12/15/00 2REVISED PER DCR 001109-00 11/10/00 RWH 12/15/0

31、0 JV CW JLM 12/27/00 JLM 10/17/00 10/17/00 CW CAM 10/12/00 1REVISED PER DCR 001002-00 9/28/00 9/28/00 CAM9/28/00 JV CW RWH8/18/00 SPARES . SCHEM,MAIN BD,MPX200 8 060-14659 USER PROGRAM STORAGE EEPROM ACCESS TIME = 110NS Z80 RESET ACCESS TIME = 90NS ROM/RAM, uPROC 10/4/00 RWH 2 NC 14659-2 12-27-2000_

32、15:55 55 ZCLK E2 R820R80180 2 3 4 6 5 8 7 1 U8 EEPROM_CLK 6/A3 SERIAL_DATA 6/B8 6/A3 ZINT/ ZWAIT/ 6/A3 3/B8,4/A6,6/A6 RESET/ ZRST_LEXI3 6/A3 ZCLK_LEXI3 6/A3 6/B3 RAM_EN/ ROM_EN/ 6/B3 56 U14 6/B8 REG_SEL/ 47R153 * 47R152 * 47R151 * 1 2 3 6 4 5 15 14 13 12 11 10 9 7 U21 * NC NC R156 0 R155* 4/B6 ROW_R

33、EG_0/ 4/B6 ROW_REG_1/ R13947 47R140 47R141 1 2 3 6 4 5 15 14 13 12 11 10 9 7 U22 ZIORQ/ 6/B3 20 10 19 18 17 16 15 14 13 12 1 2 3 4 5 6 7 8 9 11 * SPARE1 21 20 19 18 17 15 14 16 1 30 2 3 29 28 4 25 23 26 27 5 6 7 8 9 10 11 12 13 32 22 24 31 U20 R81 R66 ROM_A16 6/B8 SP_STAT/ 3/B6 1213 U14 3/A6 STAT_RD

34、/ NC R143 10 9 21 23 2 8 7 6 5 4 3 25 24 26 11 12 13 15 16 17 18 19 141 28 20 22 27 U16 NC E1 ZRST/ 6/B3 ROM_A15 6/B3 ZM1/ R145 R113 19 21 23 25 18 13 15 24 16 12 14 2220 6 39 33 17 11 26 8 5 4 2 3 7 10 9 1 37 36 35 34 32 31 30 29 44 43 42 41 40 38 28 27 U19 NC NC NC NC NC NC NC 6/B3 ZMREQ/ R142 R65

35、R67 15 1 3 2 4 6 5 7 11 910 14 1312 U9 C74 NC ZD7 ZD6 ZD5 ZD4 ZD3 ZD2 ZD1 ZD0 ZD2 ZD5 ZD7 ZD6 ZD4 ZD3 ZD1 ZD0 ZD5 ZD7 ZD6 ZD4 ZD3 ZD2 ZD1 ZD0 ZD7:0 3/C3,4/B5,6/A7 NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC R144 6/B8 ROM_A17 R154R157 E7 E6 E8 6/B3 ZWR/ ZA2 ZA1 ZA0 ZA14 ZA13 ZA12 ZA11 ZA10 ZA9 ZA

36、8 ZA6 ZA5 ZA4 ZA3 ZA2 ZA1 ZA0 ZA7 ZA0 ZA1 ZA2 ZA3 ZA4 ZA5 ZA6 ZA7 ZA8 ZA9 ZA10 ZA11 ZA12 ZA15:0 6/B3 ZA15 ZA14 ZA13 ZA12 ZA11 ZA10 ZA9 ZA8 ZA7 ZA6 ZA5 ZA4 ZA3 ZA2 ZA1 ZA0 ZA1 ZA2 ZA0 4/B6 ROW_REG_2/ ZRD/ 6/B3 NC NC NC NC NC 22/16 10K 10K +5VD +5VD 1M DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIO

37、NS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROVALS CONTRACT NO. SHEET FILE NAME B DRAWN CHECKED TITLE exicon REV 3 OAK PARK BEDFORD, MA 01730 +5VD 10 33PF 10K 256FS_OUT MRST/ M_A M_AA M_AB M_AC 98 M_AD M_AE M_B M_C M_D M_E M_F M_G M_H M_J M_K M_L M_MC M_N 51 M_P 52 M

38、_Q M_R M_S M_SDIN0 M_SDOUT0 M_T M_W M_WC/ M_X M_Y M_Z M_ZCLK M_ZIORQ/ M_ZM1/ M_ZMREQ/ M_ZRD/ M_ZWR/ PLL_TSTCP PLL_TSTVCO PLL_VDD PLL_VSS XA_0 XA_1 XA_2 XA_3 XA_4 XA_5 XA_6 XA_7 XA_8 XCAS0/ XD_0 XD_1 XD_2 XD_3 XRAS/ XTI XTO XWE/ ZA0 ZA1 ZA10 ZA11 ZA12 ZA13 ZA14 ZA15 ZA2 ZA3 ZA4 ZA5 ZA6 ZA7 ZA8 ZA9 ZD

39、0 ZD1 ZD2 ZD3 ZD4 ZD5 ZD6 ZD7 50 ZDEC0/ ZINT/ ZRST/ ZWAIT/ LEXICHIP-3B GNDGNDGNDGNDGNDGND VCCVCCVCCVCCVCCVCC (ADDIS, FSQOUT/) (CLK_IN) (MC_IN, MC_OUT) (SDIN0, PLL_TSTCLK) (ZCLK_IN, ZCLK_OUT) (PIOA_4, XA_9) (PIOA_0, XD_4) (PIOA_1, XD_5) (PIOA_2, XD_6) (PIOA_3, XD_7) (ADCMP_0,ADMX_0,XD_8) (ADCMP_1,ADM

40、X_1,XD_9) (ADCMP_2,ADMX_2,XD_10) (ADCMP_3,ADMX_3,XD_11) (PIOB_2, SDIN1, ZREG3/) (PIOB_3, DO_CBL, XA_10) (PIOB_5, DIG_OUT, ZREG1/) (PIOB_7, DO_C, DO_U, SDOUT1, ZREG0/) (PIOB_6,RP_1, ZBK_1, PCLK1) (PIOA_6, ZBK_2, RP_2, ZREG2/) (PIOA_7, FS256INB, ZBK_3, ZDEC2/) (PIOB_1, SFR1, FS256INB) (PIOB_0, SCLK1,

41、ADCMP_3, FS128OUT) (SCLK0, FS64OUT) (SDOUT0, PLL_TSTOUT) (WCIN/, WCOUT/) (RP0, PCLK0, ZBK_0) (ZDEC1/, SFR0, ADCMP_3) (MIDI_THRU/, MIDI_OUT/, PLL_SYSCLK) (MIDI_IN,MCX2_IN, PLL_TSTRN) (PIOA_5, XCAS1/) (RP3) (RP4) (RP5) (RP6) (RP7) (PIOB_4, DO_U, DO_C, XA_11, 512FSIN) 33PF 11.2896MHZ .1/25 +5VD A0 A1 A

42、2 A3 A4 A5 A6 A7D0 D1 D10 D11 D12 D13 D14 D2 D3 D4 D5 D6 D7 D9 LCAS OE RAS UCAS WE A8 D8 A9 D15 1MX16 70NS NC NC NC VCC VCC VCC GND GND GND NC NC +5VD 10K +5VD +5VD 10K 100 .01/50 1N914 12/15/00 2REVISED PER DCR 001109-00 11/10/00 RWH 12/15/00 JV CW JLM 12/27/00 JLM 10/17/00 10/17/00 CW CAM 10/12/00

43、 1REVISED PER DCR 001002-00 9/28/00 9/28/00 CAM9/28/00 JV CW RWH8/18/00 CONFIGURATION RESISTORS . SCHEM,MAIN BD,MPX200 8 060-14659 LEXICHIP3 10/4/00 RWH 2 LEX_A2 LEX_A0 LEX_A1 LEX_A2 LEX_A3 LEX_A4 LEX_A5 LEX_A6 LEX_A7 LEX_A8 LEX_A9 LEX_A9:0 LEX_A9 LEX_A8 LEX_A7 LEX_A6 LEX_A5 LEX_A4 LEX_A3 LEX_A1 LEX

44、_A0 14659-2 12-27-2000_15:57 66 LEX_FS/ 2/B8,3/C4 LEX_64FS/ 2/B8,3/C4 2/B8 D/A_DATA RESET/ 3/B8,4/A6,5/B8 2/B8 LEX_256FS D4 R1070 R1050 R960 R1020 R940 R720 SERIAL_DATA 5/A8 ZA0 ZA15:0 5/D3 ZA2 ZA1 ZA7 ZA8 ZA9 ZA11 ZA12 ZA13 ZA14 ZA15 ZA10 ZA6 ZA5 ZA4 ZA3 R101180 R93180 R77180 3/C2 SP_MCLK R71180 R6

45、9180 R70180 MIDI_OUT/_THRU/ 4/D4 A/D_DATA 2/A2 C67 MIDI_IN 4/D5 R68 SP_MASTER/ 3/B8 ZMREQ/ 5/C5 DE_EMPH/ 2/B8 PWR_DWN/ 2/B8 LEX_SDIN1 3/C2 ROM_A16 5/B5 ROM_A17 5/B5 5/D5 REG_SEL/ ZD7:0 3/C3,4/B5,5/D3 ZD7 ZD0 ZD1 ZD2 ZD3 ZD4 ZD5 ZD6 ZD7 ZD6 ZD5 ZD4 ZD3 ZD2 ZD1 ZD0 NC SPDIF_OUT 3/D5 R76 NC LEX_D3 LEX_

46、D4 LEX_D7 LEX_D6 LEX_D5 LEX_D2 LEX_D1 LEX_D0 LEX_D7:0 LEX_D1 LEX_D2 LEX_D4 LEX_D6 LEX_D7 LEX_D5 LEX_D3 LEX_D0 R11710K 10KR118 10KR114 10KR119 10KR115 1/A8 MUTE/ R73 15 16 17 18 19 20 23 24 25 262 3 35 36 38 39 40 4 5 7 8 9 10 34 22 37 42 21 6 1 31 29 14 30 13 27 33 28 41 12 11 32 U17 NC NC NC WE/ RA

47、S/ CAS/ C69 Y1 C76 NC 82139587392 2341607190 15 14 13 83 67 76 96 66 68 70 69 78 65 64 63 62 61 59 57 56 72 43 42 40 38 37 36 35 34 49 48 47 46 45 44 33 32 74 75 24 86 88 87 22 80 81 77 79 82 53 97 95 94 91 55 54 85 84 12 11 9 7 6 5 4 3 2 1 30 29 28 27 26 25 19 18 17 99 31 20 89 93 100 16 10 U10 5/B

48、8 ZRST_LEXI3 R74 C77 R75 R91 5/B8 ZCLK_LEXI3 ZWAIT/ 5/C8 5/C8 ZINT/ ZM1/ 5/C5 ZIORQ/ 5/C5 5/C5 ZWR/ ZRD/ 5/C5 5/B6 ROM_A15 RAM_EN/ 5/A6 5/B5 ROM_EN/ EEPROM_CLK 5/A8 10KR84 10KR87 10KR83 10KR86 10KR88 10KR89 10KR85 10KR90 R92 NC NC R12110K R11610K R12010K NC NC R100 C68 R95180 R103180 R104180 R980 R1

49、060 R970 100/25 .1/25.1/25.1/25.1/25.1/25.1/25.1/25.1/25.1/25 .1/25.1/25.1/25.1/25 3300/16 .1/25 TPS76033 OUTIN ENNC GND -5VA -5VA DESCRIPTIONREV CHECKER DRAFTER AUTH. Q.C. REVISIONS 1 SIZE OF 32 A B C D 12345678 45678 A B C D NUMBERCODE Q.C. ISSUED DATEAPPROVALS CONTRACT NO. SHEET FILE NAME B DRAWN CHECKED TITLE exicon REV 3 OAK PARK BEDFORD, MA 01730 +5VD +5VA +3.3VD 1N4002 .1/25 TERM VIN GND MC7905 VOUT CASE=VIN 4.7/25 VOUTVIN GND LM2940C CASE=GND 22/16 2N3906 470 2K 2N3904 470 47/16 1N4002 3300/16 +10V_UNREG -10V_UNREG 1N4002 +5VD 22/16 22/16 +5VA .1/25 .1/25.1/25.1/25.1/25.1/