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This manual describes the operation of the TAS5721-TAS5723EVM (EVM) for evaluation of the
performance of the TAS5721 and TAS5723 digital input class-D power amplifiers with PWM outputs. The
EVM is designed for operation with the Input-USB Board3. The main contents of this document are:
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Details on the proper connection of this EVM and details about the EVM
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Details on installing and using the GUI for programming the EVM
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A Quick-Start Guide for common modes in which the EVM is used
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TAS5721-TAS5723EVM Schematic
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PurePath is a trademark of Texas Instruments.
I2S is a trademark of Philips Electronics.
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C is a trademark of Philips Semiconductor Corp..
SLOU346 - July 2012
TAS5721-TAS5723EVM Evaluation Module
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Copyright © 2012, Texas Instruments Incorporated
Contents
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List of Figures
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List of Tables
TAS5721-TAS5723EVM Evaluation Module
User's Guide
SLOU346 - July 2012
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Summary of Contents for Texas Instruments TAS5721EVM
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Page 1: Table Of Contents
Input - USB Board3 PSIA Input, Data Select, EVM Connector ..............Input - USB Board3 Power Inputs and Supplies List of Tables PurePath is a trademark of Texas Instruments. I2S is a trademark of Philips Electronics. C is a trademark of Philips Semiconductor Corp.. SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright ©... -
Page 2: Overview
Analog input through analog-to-digital converter • Double-sided plated-through PCB layout, 1-oz copper, 2 mm. • Ability to control signal gain and DAP features through the EVM-software GUI TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... -
Page 3: Installation
The EVM is powered by two PSUs connected to the Input-USB Board3 controller board: a 12-V PSU (V and a 4.5- to 26-V PVDD PSU. The 3.3- and 5.0-V levels are generated on the board by voltage regulators from the 12-V supply. SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 4: Btl Configuration
When connecting a speaker in BTL mode, connect one speaker across the connector labeled LEFT and the other speaker to the connector labeled RIGHT. Figure 2. BTL Configuration TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... -
Page 5: Se/2.1 Mode Configuration
2-V . The headphone amplifier/line-driver on the EVM is configured for unity gain, adjusted by modifying R1, R2, R4, and R5. Gain = R2/R1 = R5/R4 SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 6: Software Installation
The EVM USB circuit is powered by the 5-V USB line of the host PC and is independent of the PSU available on the board. The USB device is a TAS1020B from Texas Instruments. The USB input streams audio. Toggling switch S7 to USB selects the USB I2S source over the SPDIF source. -
Page 7: Using The Gui
Alternatively, enter the register values manually using the Direct I2C Access tab. Select the correct target when opening ControlConsole with the following steps: • Navigate to the Texas Instruments Inc title in the start program menu • Open the ControlConsole folder •... - Page 8 • Clicking the speaker symbol mutes post-output volume and unmutes the device sliders also adjust the final volume of • Right clicking mutes and unmutes the audio signal. the device TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated...
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Page 9: Alternate Configurations
10. Exit shutdown by selecting the option in the lower right-hand corner of the TAS5721 Process Flow tab, Exit means the device is out of shutdown. The EVM is now operating in PBTL mode. SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 10: Jumpers And Control Utilities On Input-Usb Board3
• OTW: not used with the EVM • DIGITAL: indicates that the digital input source is active • ANALOG: indicates that the analog input source is active TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... -
Page 11: Board Layouts, Bill Of Materials, And Schematic
Board Layouts, Bill of Materials, and Schematic www.ti.com Board Layouts, Bill of Materials, and Schematic TAS5721-TAS5723EVM Board Layouts Figure 5. TAS5721-TAS5723EVM Top Composite View SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 12: Input-Usb Board3 Top Composite View
Board Layouts, Bill of Materials, and Schematic www.ti.com Figure 6. Input-USB Board3 Top Composite View TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... -
Page 13: Tas5721-Tas5723Evm Schematic
PCB REV PAGE INFO: MAIN BOARD SCHEMATIC DATE JANUARY 19, 2012 SHEET DESIGN LEAD RAVINDER SINGH EDGE # 6529044 FILENAME TAS5721EVM_RevA.sbk DRAWN BY Figure 7. TAS5721-TAS5723EVM Schematic SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 14: Input-Usb Board3 Schematic
PAGE INFO: SPDIF INTERFACE DATE JULY 12, 2011 SHEET DESIGN LEAD TUAN LUU EDGE # 6527708 FILENAME InputUsbBoard3.sbk DRAWN BY Figure 8. Input - USB Board3 SPDIF Interface TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... -
Page 15: Input - Usb Board3 Adc Inputs
PAGE INFO: ADC INPUTS DATE JULY 12, 2011 SHEET DESIGN LEAD TUAN LUU EDGE # 6527708 FILENAME InputUsbBoard3.sbk DRAWN BY Figure 9. Input - USB Board3 ADC Inputs SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 16: Input - Usb Board3 Psia Input, Data Select, Evm Connector
JULY 12, 2011 SHEET DESIGN LEAD TUAN LUU EDGE # 6527708 FILENAME InputUsbBoard3.sbk DRAWN BY Figure 10. Input - USB Board3 PSIA Input, Data Select, EVM Connector TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... -
Page 17: Input - Usb Board3 Power Inputs And Supplies
POWER INPUTS AND SUPPLIES DATE JULY 12, 2011 SHEET DESIGN LEAD TUAN LUU EDGE # 6527708 FILENAME InputUsbBoard3.sbk DRAWN BY Figure 11. Input - USB Board3 Power Inputs and Supplies SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated... -
Page 18: Bill Of Materials
INDUCTOR SMT 15 µH, 2.5 A, 63 mΩ 20% TOKO JAPAN TOKO JAPAN DG6045C, RoHS HEADERS AND JACKS ITEM MANU PART NUM VENDOR PART NUM DESCRIPTION VENDOR MANU DESIGNATO TAS5721-TAS5723EVM Evaluation Module SLOU346 – July 2012 Copyright © 2012, Texas Instruments Incorporated... - Page 19 STANDOFF,4-40,1.0 in × 3/16 in, ALUM RND F-F, DIGI-KEY KEYSTONE RoHS ELECTRONICS PMSSS 440 0025 PH H703-ND 4-40 SCREW STEEL 0.250 in, RoHS DIGI-KEY B&F FASTENER SUPPLY Component Count: SLOU346 – July 2012 TAS5721-TAS5723EVM Evaluation Module Copyright © 2012, Texas Instruments Incorporated...
- Page 20 Any exceptions to this are strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization.
- Page 21 FCC Interference Statement for Class B EVM devices This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
- Page 22 Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. Texas Instruments Japan Limited (address) 24-1, Nishi-Shinjuku 6 chome, Shinjuku-ku, Tokyo, Japan http://www.tij.co.jp...
- Page 23 FDA Class III or similar classification, then you must specifically notify TI of such intent and enter into a separate Assurance and Indemnity Agreement. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2012, Texas Instruments Incorporated...
- Page 24 Any exceptions to this are strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization.
- Page 25 FCC Interference Statement for Class B EVM devices This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
- Page 26 Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. Texas Instruments Japan Limited (address) 24-1, Nishi-Shinjuku 6 chome, Shinjuku-ku, Tokyo, Japan http://www.tij.co.jp...
- Page 27 FDA Class III or similar classification, then you must specifically notify TI of such intent and enter into a separate Assurance and Indemnity Agreement. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2012, Texas Instruments Incorporated...
- Page 28 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue.
- Page 29 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments TAS5721EVM...
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