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TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control User's Guide Literature Number: SLOU224 April 2008.
2 SLOU224 – April 2008 Submit Documentation Feedback.
Contents Preface ........................................................................................................................................ 5 1 Overview ....................................................................................
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 ................................................................
Preface SLOU224 – April 2008 Read This First About This Manual This manual describes the operation of the TAS5704EVM evaluation module from Texas Instruments.
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.
1 Overview SPDIF/ Optical,Coax 2CH AnalogInput fromOtherSource/ DigitalOut T AS5704 T AS5601EVM2 Subwofer PWMout Left Right I2S User's Guide SLOU224 – April 2008 TA5704EVM 4-C.
SPDIF/ Optical,Coax 2CH AnalogInput fromOtherSource/ DigitalOut T AS5704 Left Right I2S Sub LC+ Cap LC+ Cap LC SPDIF/ Optical,Coax 2CH AnalogInput fromOtherSource/ DigitalOut T AS5704 LFront RFront I2S LC+ Cap LC+ Cap LRear RRear LC+ Cap LC+ Cap 1.
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, 5.
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.
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.
3.4 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.
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).
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.
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 .
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 .
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.
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.
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.
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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.
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.
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.
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.
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