User's Guide
SLOU351B–October 2012–Revised August 2013
TAS5548-5558EVM
This manual describes the operation of the TAS5548(-5558) EVM (EVM), for evaluation of the features of
the TAS5548 PWM digital audio processor. The TAS5548 EVM is also used for TAS5558. The functions
and features in the TAS5548 are the same as TAS5558. The evaluation module is called EVM and the
device name reference is TAS5548 for the remainder of this document. The main contents of this
document are:
• Details on how to properly connect this EVM and the details of the EVM
• Details on how to install and use the GUI to program the EVM
• Quick-Start Guide for the common modes in which the EVM can be used
• Details on how to use the audio processing features like EQ and DRC
Contents
1 Overview ..................................................................................................................... 2
1.1 TAS5548EVM Features ........................................................................................... 2
2 EVM Setup and Software Installation .................................................................................... 3
2.1 EVM Setup .......................................................................................................... 3
2.2 Software Installation ............................................................................................... 4
3 Software Quick-Start Guide ................................................................................................ 4
4 Using the EVM Software ................................................................................................... 5
4.1 Main Tab ............................................................................................................ 5
4.2 Block Diagram Tab ................................................................................................ 6
4.3 Process Flow Tab .................................................................................................. 6
4.4 Direct I
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C™ Access Tab .......................................................................................... 7
4.5 TAS5548 Registers Tab ........................................................................................... 7
5 Board Layouts, Schematic, and Bill of Materials ........................................................................ 8
5.1 TAS5548EVM Board Layouts .................................................................................... 8
5.2 TAS5548EVM Schematic ......................................................................................... 9
5.3 TAS5548-5558EVM Bill of Materials ........................................................................... 10
List of Figures
1 TAS5548EVM Printed-Circuit Board ..................................................................................... 2
2 Complete EVM Signal Path................................................................................................ 2
3 General Connection Picture ............................................................................................... 3
4 Process Flow for TAS5548 GUI........................................................................................... 4
5 Main Tab ..................................................................................................................... 5
6 Process Flow Tab........................................................................................................... 6
7 Direct I
2
C Access............................................................................................................ 7
8 Registers Tab (Selecting Biquad GUI) ................................................................................... 7
9 TAS5548EVM Top Composite Assembly................................................................................ 8
10 TAS5548EVM Top Copper Assembly.................................................................................... 8
11 TAS5548EVM Schematic .................................................................................................. 9
Windows is a registered trademark of Microsoft Corporation.
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2
C is a trademark of NXP.
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SLOU351B–October 2012–Revised August 2013 TAS5548-5558EVM
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