Texas Instruments TAS5727 - Manual

Texas Instruments TAS5727

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Table of Contents:

  • Page 2 – Left; List of Tables; Overview; device data sheet SLOS637; Figure 1. TAS5727EVM Printed-Circuit Board; TAS5727 25W Digital Input Amplifier—with EQ and 2-Band DRC
  • Page 3 – Installation; EVM Installation; Figure 3. General Connection Picture
  • Page 4 – PSU Interface; Description; System power supply; Loudspeaker Connectors
  • Page 5 – Figure 5. BTL Connection; The TAS5727 registers are accessed through I; Digital Audio Interface SPDIF; TAS5727 data sheet for more information.; ADC Interface; pin and the pin marked ADC to select ADC as the source for SDIN1.; Board Power-Up General Guidelines; Software Installation
  • Page 6 – Program
  • Page 7 – Figure 6. Process Structure
  • Page 8 – Figure 7. Main GUI Display; Using the EVM Software; Connect the GUI to the EVM; Figure 8; Figure 8. Memory Tool Window
  • Page 9 – C registers can be written or read using this tool. The I; Volume Function; Figure 9; Figure 9. Volume Control; Biquad GUI; . The Biquad GUI window will; Figure 10. Selecting Biquad GUI
  • Page 10 – Figure 11. Biquad GUI Window; individual Biquad gains must be within ±12db.; DRC GUI
  • Page 11 – Figure 12. DRC Options
  • Page 12 – MODULATION SCHEMES; AD: AD Modulation-Outputs are 180° out of phase
  • Page 13 – Jumpers and Control Utilities on MC57xxPSIA board; Switches; LED1 : USB Power connector installed at J1; C write
  • Page 14 – Board Layouts, Bill of Materials, and Schematic; Figure 14. TAS5727EVM Top Composite Assembly
  • Page 15 – Bill of Materials; Table 2. Bill of Materials for TAS5727EVM
  • Page 16 – Schematics
  • Page 17 – USB INTERF
  • Page 18 – SPDIF RECEIVER
  • Page 21 – IMPORTANT NOTICE; Products
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User's Guide

SLOU299 – December 2010

TAS5727 25W Digital Input Amplifier

with EQ and 2-Band DRC

This manual describes the operation of the TAS5727EVM to evaluate the performance of the TAS5727
integrated digital audio power amplifier. The main contents of this document are:

•

How to properly connect a TAS5727 Evaluation Module (EVM) and the details of the EVM

•

How to install and use the GUI to program the TAS5727EVM

•

How to use the audio processing features such as EQ and Dynamic Range Control (DRC)

•

Quick-Start Guide for the common modes in which TAS5727EVM can be used

Contents

1

Overview

.....................................................................................................................

2

1.1

TAS5727EVM and MC57xxPSIA Features

.....................................................................

3

2

Installation

....................................................................................................................

3

2.1

EVM Installation

....................................................................................................

3

2.2

Software Installation

...............................................................................................

5

3

Using the EVM Software

...................................................................................................

8

3.1

Connect the GUI to the EVM

.....................................................................................

8

3.2

I

2

C Memory Tool

...................................................................................................

8

3.3

Volume Function

...................................................................................................

9

3.4

Biquad GUI

.........................................................................................................

9

3.5

DRC GUI

...........................................................................................................

10

4

Jumpers and Control Utilities on MC57xxPSIA board

................................................................

13

4.1

RCA/OPTICAL Jumpers

.........................................................................................

13

4.2

Switches

...........................................................................................................

13

4.3

LED Indicators

....................................................................................................

13

5

Board Layouts, Bill of Materials, and Schematic

......................................................................

14

5.1

TAS5727EVM and MC57xxPSIA Board Layouts

............................................................

14

5.2

Bill of Materials

....................................................................................................

15

5.3

Schematics

........................................................................................................

16

List of Figures

1

TAS5727EVM Printed-Circuit Board

.....................................................................................

2

2

Complete System and EVM Signal Path Overview

....................................................................

2

3

General Connection Picture

...............................................................................................

3

4

Connecting TAS5727EVM to MC57xxPSIA

.............................................................................

4

5

BTL Connection

.............................................................................................................

5

6

Process Structure

...........................................................................................................

7

7

Main GUI Display

...........................................................................................................

8

8

Memory Tool Window

......................................................................................................

8

9

Volume Control

..............................................................................................................

9

10

Selecting Biquad GUI

.......................................................................................................

9

11

Biquad GUI Window

.......................................................................................................

10

Equibit is a trademark of Texas Instruments.
I

2

C is a trademark of Philips Corporation.

1

SLOU299 – December 2010

TAS5727 25W Digital Input Amplifier—with EQ and 2-Band DRC

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© 2010, Texas Instruments Incorporated

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Summary

Page 2 - Left; List of Tables; Overview; device data sheet SLOS637; Figure 1. TAS5727EVM Printed-Circuit Board; TAS5727 25W Digital Input Amplifier—with EQ and 2-Band DRC

2CH Analog Input From Other Source/ Digital Out PC Interface SPDIF/ Optical, Coax TAS5727 Left Right TAS5727 EVM MC57xxPSIA PBTL Overview www.ti.com 12 DRC Options ............................................................................................................... 11 13 Advanced DRC Optio...

Page 3 - Installation; EVM Installation; Figure 3. General Connection Picture

Analog In to ADC Coaxial SPDIF Input Optical SPDIF Input USB Port 5V Supply for System Power 8V–26V Supply for Output Power Speaker Out PBTL Speaker Out C & D Speaker Out A & B www.ti.com Installation 1.1 TAS5727EVM and MC57xxPSIA Features • Channel evaluation module design • Self-contained ...

Page 4 - PSU Interface; Description; System power supply; Loudspeaker Connectors

Installation www.ti.com 2.1.1 Connecting the TAS5727EVM to MC57xxPSIA On the right side of the MC57xxPSIA is a terminal block and another on the left of the TAS5727EVM(labeled J1). Carefully place the MC57xxPSIA block above the TAS5727EVM block and gently push down. Figure 4. Connecting TAS5727EVM t...

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