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UG-477 

Evaluation Board User Guide 

 

Rev. A | Page 16 of 28 

EVALUATION BOARD SCHEMATICS AND ARTWORK 

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11023-

049

 

Figure 50

EVAL-ADAU1772Z 

Evaluation Board Schematic—Digital and Analog I/O, Master Clock Generation 

Summary of Contents for EVAL-ADAU1772Z

Page 1: ...on the information therein All referenced brands product names service names and trademarks are the property of their respective owners 00000005981LF 000 EOS Power Buy Now We have 45 000 LP502030 PCM...

Page 2: ...772Z evaluation board This evaluation board provides full access to all analog and digital I Os on the ADAU1772 The ADAU1772 core is controlled by Analog Devices Inc SigmaStudio software which interfa...

Page 3: ...ngs 6 Powering Up the Board 6 Connecting the Audio Cables 6 Setting Up Communications in SigmaStudio 6 Creating a Basic Signal Flow 7 Downloading the Program to the DSP 9 Using the Evaluation Board 10...

Page 4: ...RIAL AUDIO CONNECTOR MP PINS DIFFERENTIAL STEREO OUTPUT SINGLE ENDED STEREO OUTPUT XTAL OSCILLATOR MASTER CLOCK ADAU1772 11023 003 Figure 3 Functional Block Diagram MP PINS POWER SUPPLY COMMUNICATIONS...

Page 5: ...UG 477 Evaluation Board User Guide Rev A Page 4 of 28 11023 005 Figure 5 Default Jumper and Switch Settings A Solid Black Rectangle Indicates a Switch or Jumper Position...

Page 6: ...the USBi to an available USB port with the included USB cable At this point Windows XP recognizes the device see Figure 6 and prompts the user to install drivers 11023 006 Figure 6 Found New Hardware...

Page 7: ...eo In J22 Right SETTING UP COMMUNICATIONS IN SigmaStudio Start SigmaStudio by double clicking the shortcut on the desktop Click File New Project or press Ctrl N to create a new project The default vie...

Page 8: ...hin the IO Audio Input folder see Figure 18 11023 017 Figure 18 Input Cell Selection Click and drag the Input cell into the blank schematic space to the right of the Toolbox see Figure 19 11023 018 Fi...

Page 9: ...the bottom left corner the IC 1 ADAU1772 Register Control tab is seen see Figure 25 11023 024 Figure 25 ADAU1772 Register Control Tab Click it and find the Output Serial Port tab in the top right cor...

Page 10: ...ernately press the F7 key 11023 027 Figure 28 Link Compile Download Button If the project does not compile correctly an error displays see Figure 29 If this occurs go back and check your work for mist...

Page 11: ...igure 31 11023 030 Figure 31 Power Jumpers INPUTS AND OUTPUTS The EVAL ADAU1772Z has multiple audio input and output options including digital and analog There are four single ended analog inputs that...

Page 12: ...XTAL To Main Blocks CLOCKOUT Figure 35 Clock Output Enabled Divided Now set the input of the ADAU1772 to be the digital microphones instead of the ADCs by toggling the appropriate Decimator Source set...

Page 13: ...OUT 11023 038 Figure 39 PDM Output and Clock Output Pins MP PINS The MP pin jumpers Header J9 provide access to the MP pins MP0 MP1 MP2 MP3 and MP6 of the ADAU1772 as well as facilitate the use of the...

Page 14: ...The connections can be located on the J4 header The silk screen above the header helps identify where to connect the clocks and data see Figure 42 11023 041 Figure 42 Serial Audio Port Once connected...

Page 15: ...re writing to the E2PROM ensure that it has been erased by clearing it from SigmaStudio To do this right click on E2Prom select the Read Write window and click Clear E2Pro to clear the memory see Figu...

Page 16: ...D VDD Jumper connects IOVDD on the ADAU1772 to VDD 3 3 V board supply on the evaluation board J11 J14 Microphone bias Jumpers used to add a microphone bias to the analog microphone inputs AIN0 and AIN...

Page 17: ...AV DD 11 AGND 1 3 AIN 1 RE F 1 4 AIN1 1 5 AIN 2 RE F 1 6 AIN2 1 2 CM 1 7 AIN 3 RE F 1 8 AIN3 19 AV DD 20 AGND 23 AGND 24 AV DD 2 1 H POU TL N L OU TL N 2 2 H POU TL P L OU TL P 2 5 H POU TRN L OU TRN...

Page 18: ...ion Board Schematic PDM Digital Microphone Interface Serial Audio Interface R29 49R9 1 3 5 7 9 2 4 6 8 10 12 11 J4 HEADER_12WAY_UNSHROUD LRCLK MP3 BCLK MP2 DAC_SDATA MP0 ADC_SDATA0 PDMOUT MP1 ADC_SDAT...

Page 19: ...N 6 VOUT 5 SW 3 FB 7 EP 4 G ND U4 ADP 1607 ACPZ R7 L1 2 2uH 3 EN 2 GND 1 IN 5 OUT 4 BYP U3 ADP 1713 AUJZ 1 5 R7 C26 10 uF C23 10 nF B A J3 C24 VDD BRD_RESET USB _5 V IOVDD EXT_5 V 11023 053 Figure 54...

Page 20: ...Evaluation Board User Guide UG 477 Rev A Page 19 of 28 11023 055 Figure 56 EVAL ADAU1772Z Evaluation Board Layout Top Assembly...

Page 21: ...UG 477 Evaluation Board User Guide Rev A Page 20 of 28 11023 056 Figure 57 EVAL ADAU1772Z Evaluation Board Layout Top Copper...

Page 22: ...Evaluation Board User Guide UG 477 Rev A Page 21 of 28 11023 057 Figure 58 EVAL ADAU1772Z Evaluation Board Layout Power Plane...

Page 23: ...UG 477 Evaluation Board User Guide Rev A Page 22 of 28 11023 058 Figure 59 EVAL ADAU1772Z Evaluation Board Layout Ground Plane...

Page 24: ...Evaluation Board User Guide UG 477 Rev A Page 23 of 28 11023 059 Figure 60 EVAL ADAU1772Z Evaluation Board Layout Bottom Copper...

Page 25: ...UG 477 Evaluation Board User Guide Rev A Page 24 of 28 11023 060 Figure 61 EVAL ADAU1772Z Evaluation Board Layout Bottom Assembly...

Page 26: ...k chip resistor 1 63 mW thick film 0402 CRCW04022K67FKED Vishay Dale 5 R4 to R8 33 2 chip resistor 1 63 mW thick film 0402 RMCF0402FT33R2 Stackpole 1 R27 374 k chip resistor 1 63 mW thick film 0402 E...

Page 27: ...PC722X Switchcraft 2 J6 to J7 12 way socket unshrouded 2 6 PPPC062LFBN RC 3M 2 S1 to S2 SPDT slide switch PC mount EG1271 E Switch 1 S3 2 section SPST SMD switch raised act 219 2LPST CTS Corporation 3...

Page 28: ...Evaluation Board User Guide UG 477 Rev A Page 27 of 28 NOTES...

Page 29: ...y portion of the Evaluation Board to any other party for any reason Upon discontinuation of use of the Evaluation Board or termination of this Agreement Customer agrees to promptly return the Evaluati...

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