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Texas Instruments TA5704EVM manual

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Table of contents for the manual

  • Page 1

    TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control User's Guide Literature Number: SLOU224 April 2008[...]

  • Page 2

    2 SLOU224 – April 2008 Submit Documentation Feedback[...]

  • Page 3

    Contents Preface ........................................................................................................................................ 5 1 Overview ............................................................................................................................. 7 1.1 TAS5704EVM Features ...............................[...]

  • Page 4

    www.ti.com List of Figures 1 2-Channel (BTL) Configuration with External Subwoofer EVM (TAS5601EVM2) .................................. 7 2 2-Channel (SE) + 1-Channel (BTL) Configuration ...................................................................... 8 3 4-Channel (SE) Configuration ...........................................................[...]

  • Page 5

    Preface SLOU224 – April 2008 Read This First About This Manual This manual describes the operation of the TAS5704EVM evaluation module from Texas Instruments. How to Use this Manual This document contains the following chapters • Chapter 1 – Overview • Chapter 2 – System Interfaces • Chapter 3 – Jumpers and Control Utilities on TAS570[...]

  • Page 6

    Additional Documentation www.ti.com Additional Documentation • General Application Notes EVM Warnings / Restrictions and FCC Warning See the Evaluation Board/Kit Warnings and Restrictions page towards the end of this User's Guide. 6 Read This First SLOU224 – April 2008 Submit Documentation Feedback[...]

  • Page 7

    1 Overview SPDIF/ Optical,Coax 2CH AnalogInput fromOtherSource/ DigitalOut T AS5704 T AS5601EVM2 Subwofer PWMout Left Right I2S User's Guide SLOU224 – April 2008 TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control TAS5704 customer evaluation module (EVM) demonstrates the integrated circuit (IC) TAS5704 f[...]

  • Page 8

    SPDIF/ Optical,Coax 2CH AnalogInput fromOtherSource/ DigitalOut T AS5704 Left Right I2S Sub LC+ Cap LC+ Cap LC SPDIF/ Optical,Coax 2CH AnalogInput fromOtherSource/ DigitalOut T AS5704 LFront RFront I2S LC+ Cap LC+ Cap LRear RRear LC+ Cap LC+ Cap 1.1 TAS5704EVM Features Overview www.ti.com Figure 2. 2-[...]

  • Page 9

    1.2 Basic Tools for Initial Board Power up 2 System Interfaces 2.1 PSU Interface www.ti.com System Interfaces Figure 4. Top Composite View of TAS5704EVM • Up to 26V, 3A power supply (PVCC) • 5V, 500mA power supply (VIN) • Banana cables for power supplies and speakers • Optical or coaxial cable for SPDIF interface based on signal source • [...]

  • Page 10

    2.2 PSC Connector 2.3 Loudspeaker and Subwoofer Connectors (2-Channel BTL Configuration) 2.4 Digital Audio Interface SPDIF (J1/OPTO) System Interfaces www.ti.com Table 1. Recommended Power Supplies Description Voltage Limitations Current Recommendations (8 Ω load) System power supply 5 V 500 mA Output power stage supply 10 – 26 V 3A (1) (1) The[...]

  • Page 11

    2.5 ADC Interface 2.6 Board Power up General Guidelines 3 Jumpers and Control Utilities 3.1 Clock Frequency Change Jumper 3.2 SPDIF/PSIA Utilization Jumpers 3.3 Data Routing Jumpers www.ti.com Jumpers and Control Utilities In the absence of digital signal source ADC (PCM1808) may be used to convert an analog audio signal to digital signal and provi[...]

  • Page 12

    3.4 GAIN Jumpers 3.5 Data Format Jumpers 3.6 CONFIG Jumpers Jumpers and Control Utilities www.ti.com GAIN0 and GAIN1 jumpers enable the user to change the gain of the device. It is important to assert RESET (S2 labeled MASTER RESET ) after each gain change in order for the device to recognize the new gain configuration. The truth table is shown bel[...]

  • Page 13

    3.7 Switches www.ti.com Jumpers and Control Utilities Table 6. TAS5704 Output Configuration Jumper CFG2 Jumper CFG1 GAIN (dB) Shunt IN = 0 Shunt IN = 0 2-Channel BTL Mode (AD Modulation). Connect speakers across OUTA/OUTB and 0 0 OUTC/OUTD. 2-Channel BTL Mode (BD Modulation). Connect speakers across OUTA/OUTB and 0 1 OUTC/OUTD. 2-Channel SE Mode AN[...]

  • Page 14

    4 Board Layout, Bill of Material, and Schematics 4.1 TAS5704EVM Board Layout, Top Composite View Board Layout, Bill of Material, and Schematics www.ti.com Figure 5. Top Layer Composite TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control 14 SLOU224 – April 2008 Submit Documentation Feedback[...]

  • Page 15

    4.2 TAS5704EVM Board Layout, Top Layer View www.ti.com Board Layout, Bill of Material, and Schematics Figure 6. Top Layer SLOU224 – April 2008 TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control 15 Submit Documentation Feedback[...]

  • Page 16

    4.3 TAS5704EVM Board Layout, Bottom Layer View Board Layout, Bill of Material, and Schematics www.ti.com Figure 7. Bottom Layer TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control 16 SLOU224 – April 2008 Submit Documentation Feedback[...]

  • Page 17

    4.4 Bill of Materials www.ti.com Board Layout, Bill of Material, and Schematics Table 7. Bill of Materials for TAS5704EVM Description RefDes QTY MFR MFR:Part No. Vendor Vendor Part No. ALT Part No. TI-SEMICONDUCTORS Modulator/HBRIDGE U1 1 Texas Instruments TAS5704PAP Texas TAS5704PAP No ALT Part No. TQFP64-PAP Instruments Single Inverter Gate, SOT2[...]

  • Page 18

    Board Layout, Bill of Material, and Schematics www.ti.com Table 7. Bill of Materials for TAS5704EVM (continued) Description RefDes QTY MFR MFR:Part No. Vendor Vendor Part No. ALT Part No. CAP 1000 µ F 35V RAD ALUM ELEC FC C51, C52, C62, 4 Panasonic EEU-FC1V102 Digi-Key P10305 No ALT Part No. C75 RESISTORS RES 0.0 Ω 1/16W 5% SMD 0603 R29, R32, R3[...]

  • Page 19

    4.5 Schematic www.ti.com Board Layout, Bill of Material, and Schematics Table 7. Bill of Materials for TAS5704EVM (continued) Description RefDes QTY MFR MFR:Part No. Vendor Vendor Part No. ALT Part No. SHUTDOWN, 11 Keystone 5003 Digi-Key 5003K No ALT Part No. SUBM, SUBP, Electronics VALID Switch, Momentary SMT-Short, Black S2–S4 3 Panasonic EVQ-P[...]

  • Page 20

    of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: L L H H INPUT COAX OPTO L H L H FMT1 RYAN KEHR NC JULY 10, 2007 NC 1 LDN 1-2: 2-3: INPUT INPUT SPDIF SELECT OPTO INPUT DECOUPLING JP1 [...]

  • Page 21

    of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: NC NC 2 LDN SPDIF RYAN KEHR JULY 10, 2007 Tue Jul 10, 2007 FROM NC 6 5V DECOUPLING JP15 NOTE 1-2: SDIN2 = ADC (DEFAULT) 2-3: SDIN2 = S[...]

  • Page 22

    of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: 0 0 1 1 0 1 0 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 20 26 32 36 FM2 GAIN1 FM0 CFG2 CFG1 BTL FROM SPDIF FROM ADC FROM SPDIF PGND PG[...]

  • Page 23

    of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: FROM P.S. TO TO ADC 3.3V@1A TO ADC RYAN KEHR NC JULY 10, 2007 NC 4 LDN TO SPDIF TAS5704 PGND (TAS5601EVM2) DAUGHTERCARD LOW VOLTAGE PO[...]

  • Page 24

    of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: of Filename: Mod: PCB Rev: Sheet Save Date: CX Schematic Rev: Design Team: Drawn By: TI Print Date PROJECT: NC 10JUL2007 RYAN KEHR NC JULY 10, 2007 NC 5 LDN DATE PRE-RELEASE RK NC 6 Tue Jul 10, 2007 DESCRIPTION REVISION TAS5704EVM.SCH APPROVA[...]

  • Page 25

    DISCLAIMER TI (c) remove any copyright or other proprietary notices from the Materials; (a) modify the Materials (including any associated warranties, conditions, limitations or notices) or use them for any commercial purpose, or any public display, performance, sale or rental; (d) transfer the Materials to another person. You agree to prevent any [...]

  • Page 26

    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 27

    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[...]