Texas Instruments TAS5518 manual

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Table of contents for the manual

  • Page 1

    TAS5518-5152K8EVM Evaluation Module for TAS5518 Digital Audio PWM Processor and TAS5152 Digital Amplifier Power-Output Stage User's Guide June 2006 Digital Audio & Video Products SLEU074[...]

  • Page 2

    2 SLEU074 – June 2006 Submit Documentation Feedback[...]

  • Page 3

    Contents Preface ............................................................................................................................... 5 1 Overview ................................................................................................................... 7 1.1 TAS5518-5152K8EVM Features ...........................................[...]

  • Page 4

    List of Figures 1-1 Integrated PurePath Digital™ Amplifier System ......................................................................... 8 1-2 Physical Structure for TAS5518-5152K8EVM (Rough Outline) ....................................................... 9 2-1 Recommended Power-Up Sequence .....................................................[...]

  • Page 5

    Preface SLEU074 – June 2006 Read Me First About This Manual This manual describes the operation of the TAS5518-5152K8EVM evaluation module (EVM) from Texas Instruments (TI). How to Use This Manual This document contains the following chapters: Chapter 1 - Overview Chapter 2 - System Interfaces Chapter 3 - Protection Information About Cautions and[...]

  • Page 6

    www.ti.com Related Documentation From TI Related Documentation From TI Table 1 contains a list of data manuals that have detailed descriptions of the integrated circuits used in the design of TAS5518-5152K8EVM. The data manuals can be obtained at http://www.ti.com . Table 1. Related Documentation From TI PART NUMBER LITERATURE NUMBER TAS5518 SLES11[...]

  • Page 7

    Chapter 1 SLEU074 – June 2006 Overview The TAS5518-5152K8EVM PurePath Digital™ customer evaluation amplifier module demonstrates two audio integrated circuits, TAS5518 and TAS5152, from Texas Instruments (TI). The TAS5518PAG is a high-performance 32-bit (24-bit input) multichannel PurePath Digital pulse-width modulator (PWM) based on Equibit™[...]

  • Page 8

    www.ti.com 1.1 TAS5518-5152K8EVM Features 7-/8-ChannelSpeakerOutput T AS5518-5152K8EVM Module 6-Channel Anal g Input o USB Interface Optical and Coaxial S/PDIFInput Example TIInput-USB Board ControlInterface I CBus 2 I CBus 2 PowerSupply 2-Channel HeadphoneOutput TAS5518-5152K8EVM Features • Stereo-channel line output ?[...]

  • Page 9

    www.ti.com 1.2 PCB Key Map S P E A K E R OUT P UTS S P E A K E R O UTP UTS T I TA S55 18 O UT PUT S T A G E CHAN NEL 3 3.3V Regul a tor 5 V Regu l a tor G a te Dr ive Re gu l ator P S U IN TERFA CE (J9 01) P S U CO NTRO L ( J 9 02 ) INP UT S IGNA L INTE RFA CE (J 60 ) CO NTRO L INTE RFA CE (J40 ) HE A DP HO NE O UTP UT ( J 7 00 ) J 101 J 1 03 J 1 0[...]

  • Page 10

    www.ti.com PCB Key Map Overview 10 SLEU074 – June 2006 Submit Documentation Feedback[...]

  • Page 11

    Chapter 2 SLEU074 – June 2006 System Interfaces This chapter describes the TAS5518-5152K8EVM board, with regard to power supplies and system interfaces. Topic .................................................................................................. Page 2.1 Power Supply (PSU) Interface (J901 and J900) ............................. 12 2.2[...]

  • Page 12

    www.ti.com 2.1 Power Supply (PSU) Interface (J901 and J900) Output-StagePowerSupply SystemPowerSupply RESET >1ms 4 1 2 3 PCBConnector (T opView) Power Supply (PSU) Interface (J901 and J900) The TAS5518-5152K8EVM module must be powered from external power supplies. High-end audio performance requires a stabilized power supply[...]

  • Page 13

    www.ti.com 2.2 PSU Control Interface (J902) 1 2 3 5 4 PCBConnector (T opView) PSU Control Interface (J902) Table 2-3. J900 Pin Description (1) PIN NET NAME DESCRIPTION NO. AT SCHEMATICS 1 PVDD Extra output-stage power supply 2 PVDD Extras output-state power supply 3 GND Extra ground 4 GND Extra ground (1) Optional – Use to decrease impedanc[...]

  • Page 14

    www.ti.com 2.3 Loudspeaker Connectors (J101–J107) 1 2 PCBConnector (T opView) Loudspeaker Connectors (J101–J107) CAUTION Both positive and negative speaker outputs are floating and may not be connected to ground (e.g., through an oscilloscope). Figure 2-4. J101–J107 Pin Numbers Table 2-5. J101–J107 Pin Description PIN NET NAME DESCRIP[...]

  • Page 15

    www.ti.com 2.4 Headphone Connector (J700) 1 4 2 3 PCBConnector (T opView) 2.5 Control Interface (J40) Headphone Connector (J700) Figure 2-5. J700 Pin Numbers Table 2-6. J700 Pin Description PIN NET NAME DESCRIPTION NO. AT SCHEMATICS 1 OUT-R Right headphone output 2 GND Ground 3 – Reserved 4 OUT-L Left headphone output This interface connect[...]

  • Page 16

    www.ti.com 2.6 Digital Audio Interface (J60) Digital Audio Interface (J60) The digital audio interface contains digital audio signal data (I 2 S), clocks, etc. Please refer to the TAS5518 Data Manual for signal timing and details not covered in this document. Table 2-8. J60 Pin Description NET NAME PIN AT DESCRIPTION NO. SCHEMATICS 1, 3, 10, GND Gr[...]

  • Page 17

    Chapter 3 SLEU074 – June 2006 Protection This section describes the short-circuit protection and fault-reporting circuitry of the TAS5152 device. Topic .................................................................................................. Page 3.1 Short-Circuit Protection and Fault-Reporting Circuitry .................. 18 3.2 Fault R[...]

  • Page 18

    www.ti.com 3.1 Short-Circuit Protection and Fault-Reporting Circuitry 3.2 Fault Reporting Short-Circuit Protection and Fault-Reporting Circuitry The TAS5152 is a self-protecting device that provides fault reporting (including high-temperature protection and short-circuit protection). The TAS5152 is configured in back-end auto-recovery mode and, the[...]

  • Page 19

    EVALUATION BOARD/KIT IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation board/kit is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end-product fit for general consumer use. Persons handling th[...]

  • Page 20

    IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders[...]