Mackie_DLM_Nano_DSP_Schematics电路图.pdf

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1、B02 04/08/2013 Darval, NON and RMR 2040796-XX 2011-2012 LOUD TECHNOLOGIES INC. NANO DSP 2040796-XX-B02.sch 16220 WOOD-RED RD NE WOODINVILLE, WA 98072 Technologies Inc. 2 D C B A REV. OF 1 1 SHEET DWG. NO. SCALE: NONE 2 DWG FILE: SIZE D ISSUED: MFG ENG: MFG: MATERIAL: NP ENG: CHECKED: DRAWN: DATEAPPR

2、OVALS 3 PROPERTY OF LOUD TECHNOLOGIES INC. IS PROPRIETARY AND CONFIDENTIAL THE INFORMATION CONTAINED HEREIN ALL RIGHTS RESERVED C 45 678 A B C D 876 543 1 6 POWER SUPPLY/AMP CONNECTOR +7V DGND +48V +15V AGND -15V Vin = 7V, Vout = 12V 60mA *no stuff* Free-running at 500kHz: R = 31.6k, C = no stuff Sy

3、nc to external 500kHz, 5V clk: R = 36.5k, C = 10pF Vin = 7V, Vout = 1.2V 1.5A, 3.3V 500mA *no stuff* *no stuff* frequency set for 1.1MHz *no stuff* 2.2V (i.e. 3.3V signals OK!) This is a mid-ish DR DAC driving speakers downstream The DSP will create an inverted signal on its fourth output channel (i

4、.e. 2nd of two sets) The summing stage creates an impedance balanced version of this output It will sum its output and accept inverted inputs in order to create 5-6dB of additional DR D8, R61 and R98 form soft clip to hold THRU output to +18 dBu C75 .1uF C76 .1uF R225 1K00 R216 2.87K 2 3 1 U13-A NJM

5、4580M 6 5 7 U13-B NJM4580M R2602K49 R252953 C199 3300PF 50V C212560PF R2512K00 R223 100 R224 100 C203 .1uF D28 BAV99 R692K49 C71100pF R2342K00 R2352K49 C89 10UF R253 19K1 2 3 1 U14-A NJM4580M 6 5 7 U14-B NJM4580M R2592K49 R249953 C197 3300PF 50V C211560PF R2482K00 R221 100 R222 100 C202 .1uF D27 BAV

6、99 R702K49 C72100pF R2322K00 R2332K49 C90 10UF R250 19K1 8 4 U13-C NJM4580M 8 4 U14-C NJM4580M C78 .01uF C84 .01uF C77 .01uF C83 .01uF L13 10uH C67 10UF C68 10UF 3 IN 1 ADJ 2 OUT U18 AZ1117-ADJ (M/S) (M0) (M1) (I2S/LJ) 22 FLT+ 21 AGND 15 VCOM 13 AD0/CS 12 SDA/CDIN 11 SCL/CCLK 14 RST 17 AINA+ 16 AINA

7、- 18 AINB+ 19 AINB- 2 XTI 1 XTO 10 VL 6 SDOUT 7 SDIN 3 MCLK 5 SCLK 4 LRCK 24 AOUTA- 23 AMUTEC 25 AOUTA+ 27 AOUTB- 28 BMUTEC 26 AOUTB+ 9 VD 20 VA 8 DGND U30 CS4272 C230 47UF C231 .1uF C232 .1uF R29410K0 R29510K0 R29651 C233 1uF C234 .1uF C235 1000pF C236 1uF C237 .1uF E5 E6 E4 R29710K0 R23010K0 8 4 U

8、11-C C32 .01uF C33 .01uF 6 5 7 U19-B NJM4580M R422K00 R43 0 6 5 7 U11-B NJM4580M R66 2K49 R67 6K81 R71 13K7 R72 2K49 R189 13K7 C2675pF 5% C27 75pF 5% C28 2200pF 5% C29 2200pF 5% R191 6K81 R197 2K49 R198 6K81 R199 13K7 R200 2K49 R201 13K7 C3075pF 5% C31 75pF 5% C59 2200pF 5% C60 2200pF 5% R202 6K81 2

9、 3 1 U11-A NJM4580M C107 1000PF 5% C108 1000PF 5% R45 2K49 R46 2K49 R169 2K49 R47 2K49 R1900 R19251R1 R1950 R19651R1 FTP1 6 5 7 U12-B NJM4580M R56 4K99 R57 4K99 R5820K0 R59 4K99 R60 20K0 C44 100pF 2% C45 100pF 2% C46 2200pF 5% C47 2200pF 5% R62 4K99 C48 47UF 25V C49 .01uF C50 .01uF C51 10UF C52 10UF

10、 C53 470pF 2% R64 4K99 R65 4K99 1MCLK 4LRCK 5RSTN 13 VSS 14 VDD 15 DEM 11 AOUTL 6SMUTE 16 DZF 12 VCOM 9 DIF1 3SDTI 10 AOUTR 8DIF0 7ACKS 2BICK U8 AK4388VT-TSSOP16 R73 10K0 R74 10K0 R75 10K0 R83 10K0 R90 10K0 C55 47UF 25V 2 3 1 U12-A NJM4580M R93 49K9 R94 49K9 8 4 U12-C C34 .01uF C35 .01uF C36 47UF 25

11、V C54330PF 2% C56 1000PF 5% R61 681.0 R92 4K99 R9710K0 D8 BAV99 R98 4K42 -15V +15V 1 +7V 4 +5V_CODEC 4 ADC_IN1- 4 ADC_IN1+ 5 CH1_IN 4 ADC_IN2- 4 ADC_IN2+ 5 CH2_IN 4 ADC_A_BIAS +7VA ADC_IN1- ADC_IN1+ ADC_IN2+ ADC_IN2- 4 ADC_A_BIAS 4 +5V_CODEC 3,4 CODEC_RESET 1,2,3,4 +3.3V 1,2,3,4 +3.3V 3 ADC_DATA 3 D

12、AC_DATA_X 3 CODEC_MCLK 3 CODEC_SCLK 3 CODEC_LRCLK DAC_OUT1- DAC_OUT1+ DAC_OUT2- DAC_OUT2+ DGND DGND DGND 4 ADC_IN1+ 4 ADC_IN1- 4 ADC_IN2+ 4 ADC_IN2- 4 DAC_OUT2+ 4 DAC_OUT2- 4 DAC_OUT1+ 4 DAC_OUT1- 4 DAC_OUT1+ 4 DAC_OUT1- 4 DAC_OUT2+ 4 DAC_OUT2- 1 AMP1+ 1 AMP2+ 1 AMP1- 1 AMP2- 3 DAC_SCLK 3 DAC_DATA_Y

13、 3 DAC_LRCLK 3,4 CODEC_RESET 3 DAC_SMUTE 3DAC_MCLK 4 +5V_CODEC 6 MIX_OUT B02 NANO DSP LOUD Technologies Inc. 2040796-XX 2040796-XX-B02.sch ANALOG_INPUTS 6 134 56 78 D C B A 876543 D SIZE DWG FILE: 2 NONE SCALE: DWG. NO. SHEET 5 1 OF REV. A B C D 2 16220 WOOD-RED RD NE WOODINVILLE, WA 98072 CHANNEL 1

14、 LINE MIC Balanced, No Hi-Z MIC Av = R275/(R99+R100+R275)*(1+2*R277/R240) = 30.4 dB *no stuff* *no stuff* Av = 0 dB Unbalanced, Hi-Z CHANNEL 2 LINE LINE/MIC soft clip 12 Vp LINE input soft clip for mic only LINE Av = (1+2*R277/R226) = 0.03 dB 2 1 3 8 4 5 6 7 J10 C103 47UF 25V 2 3 1 U22-A NJM 2068 6

15、5 7 U22-B NJM 2068 C21915PF C21415PF R265 2K00 R277 2K00 R80 6K81 .25W R79 6K81 .25W C225 470pF 50V C100 50V 47UF C101 50V 47UF C224 470pF 50V C227 470pF 50V L16 1K1 Ohm L21 1K1 Ohm L15 1K1 Ohm L20 1K1 Ohm R275 4K02 C226 470pF 50V R284 750 L17 3K0 Ohm L19 3K0 Ohm C228 47PF C22947PF L23120 OHM L22120

16、 OHM R288 0.0 C102 47UF 25V D14 S1B D15 S1B D13 S1B D16 S1B R226 1M0 R81 49K9 R82 49K9 R286 0 R285 0 L R 1 2 3 J9 C188470pF 50V C191470pF 50V C141 47UF 25V C137 47UF 25V R188 100K R176 100K R186 49K9 R185 49K9 R182 49K9 R281 10K0 R238 20K0 C216100pF R269 10K0 R769K53 R789K53 C222 22PF C223 22PF L18

17、120 OHM L14 120 OHM R287 0.0 2 3 1 U20-A TL072 R274 511K R261 0 2 1 3 8 4 5 6 7 J11 C136 470pF 50V C133 50V 47UF C134 50V 47UF C186 470pF 50V C184 470pF 50V L27 1K1 Ohm L28 1K1 Ohm L25 1K1 Ohm L26 1K1 Ohm R171 10K0 D23 S1B D19 S1B D24 S1B D20 S1B R167 10K0 C208100pF R256 10K0 R254 10K0 C207 100pF R2

18、37 10K0 R273 243K 8 4 U22-C NJM 2068 8 4 U20-C TL072 8 4 U21-C NJM4580M 8 4 U19-C NJM4580M C82 .01uF C88 .01uF C95 .01uF C98 .01uF C96 .01uF C99 .01uF C213 .01uF C218 .01uF SW3-A SW3-B C70 1000UF R240 82R5 R276 10K0 R264 10K0 C190 100pF D11BAV99 R268 453 R267 453 R278 10K0 R63 49K9 R91 49K9 D154 BAT

19、54S R99 1K00 R100 1K00 R102 10K0 R103 10K0 R104 243K C61 22PF C62 15PF C63470PF C64 15PF 6 5 7 U20-B TL072 2 3 1 U19-A NJM4580M 6 5 7 U21-B NJM4580M 2 3 1 U21-A NJM4580M C65 47UF 25V R77 49K9 C66 47UF 25V R108 49K9 R109 49K9 C69100pF R110 49K9 R132 49K9 C73 100pF R133 49K9 C94 100pF R134 20K0 FTP16

20、FTP19 FTP42 FTP43 FTP44 FTP45 FTP46 FTP47 FTP48 FTP49 FTP51 FTP50 C97100pF R131 10K0 -15V +15V +15V -15V +15V -15V 1 +48V 4 CH1_IN 4 CH2_IN 6 XLR- 6 XLR+ NANO DSP LOUD Technologies Inc. 2040796-XX 2040796-XX-B02.sch ANALOG_OUTPUTS B02 6 134 56 78 D C B A 876543 D SIZE DWG FILE: 2 NONE SCALE: DWG. NO

21、. SHEET 6 1 OF REV. A B C D 2 16220 WOOD-RED RD NE WOODINVILLE, WA 98072 THRU OUT Cross-Coupled Balanced Ouput Buffer: 0 dB Gain D21 S1B 6 5 7 U27-B NJM4580M R85 4K99 C110100pF R884K99 C127100pF R152 10K0 R161 51R1 .25W D22 S1B D17 S1B D18 S1B C116 47uF C129 47uF R179 49K9 R180 49K9 2 3 1 U27-A NJM4580M R181 49K9 R86 10K0 R142 4K99 R89 4K75 R1404K99 R1414K99 R1514K99 R1504K99 R143 51R1 .25W 8 4 U27-C NJM4580M C114 .01uF C121 .01uF 2 1 3 4 J12 SW4-A SW4-B FTP52 FTP53 +15V -15V +15V -15V 4 MIX_OUT 5 XLR+ 5 XLR-