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User's Guide
SLAU376–May 2012
TAS5622-TAS5624DDVEVM
This user’s guide provides specifications for the evaluation module (EVM) for TAS5622 and TAS5624
Digital Input Class-D Power Stages with the TAS5538 Digital Audio Processor with PWM Output from
Texas Instruments. The user’s guide also describes operation of the EVM and provides design information
including schematic, bill of materials, and PCB layout.
Contents
1 Introduction .................................................................................................................. 2
1.1 TAS5622-TAS5624DDVEVM Features ......................................................................... 5
1.2 EVM Physical Structure ........................................................................................... 5
2 Quick Setup Guide .......................................................................................................... 6
2.1 Electrostatic Discharge Warning ................................................................................. 6
2.2 Unpacking the EVM ................................................................................................ 7
2.3 Power Supply Setup ............................................................................................... 7
2.4 Speaker Connection ............................................................................................... 7
2.5 Output Configuration BTL and PBTL ............................................................................ 8
2.6 GUI Software Installation and EVM Startup .................................................................... 9
2.7 Self-Protection and Fault Reporting ............................................................................ 11
3 Related Documentation from Texas Instruments ..................................................................... 11
3.1 Additional Documentation ....................................................................................... 11
Appendix A Design Information ............................................................................................... 12
List of Figures
1 TAS5622-TAS5624DDVEVM ............................................................................................. 3
2 Input-USB Board3........................................................................................................... 4
3 Integrated PurePath Digital™ Amplifier System ........................................................................ 5
4 Physical Structure of the TAS5622-TAS5624DDVEVM (Approximate Layout)..................................... 6
5 PBTL Mode Configuration ................................................................................................. 8
6 TAS5538 GUI Window ..................................................................................................... 9
7 Channel and Master Volume GUI....................................................................................... 10
8 Top Composite PCB Layer............................................................................................... 15
9 Bottom Composite PCB Layer........................................................................................... 16
List of Tables
1 TAS5622-TAS5624DDVEVM Specification ............................................................................. 2
2 Recommended PVDD Power Supply Voltages ........................................................................ 7
3 Related Documentation from Texas Instruments ..................................................................... 11
4 Bill of Materials for TAS5624DDVEVM................................................................................. 12
PurePath is a trademark of Texas Instruments.
I
2
C is a trademark of NXP B.V. Corp Netherlands.
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SLAU376–May 2012 TAS5622-TAS5624DDVEVM
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