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Texas Instruments TAS2572 User Manual
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Texas Instruments TAS2572 User Manual

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EVM User's Guide: TAS2572EVM TAS2572
TAS2572 Evaluation Module
Description
The TAS2572EVM has been designed to demonstrate
the performance of TAS2572 in a dual-mono
configuration. This tool utilizes the AC-MB
motherboard to provide an interface and supply
voltages to the EVM daughter card. Up to four devices
can share a common bus through I
interfaces; two EVMs can be mounted one on top of
each other, as shown in
Section
Get Started
1. Download
TAS2572 data
2. Order the EVM at
TAS2572 product
3. Request access and download PPC3 from
TAS2572 product
folder.
SLAU895 – JULY 2023
Submit Document Feedback
2
2
S/TDM + I
C
2.9.
sheet.
folder.
TAS2572 Dual-Mono Evaluation Module
Copyright © 2023 Texas Instruments Incorporated
4. Visit and ask questions at
Features
•
Mono or dual-mono speaker evaluation
•
Interface using PurePath Console 3 Windows
software
•
EVM interconnection for up to 4 audio channels
•
USB input
2
2
•
External I
C and I
S/TDM host controller
connection available
Applications
•
Mobile
Phone,
Tablets
•
Smart Speakers with Voice Assistance
•
Bluetooth and Wireless Speakers
Description
e2e
forum.
®
and
Wearables
TAS2572 Evaluation Module
1

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Summary of Contents for Texas Instruments TAS2572

  • Page 1 4. Visit and ask questions at forum. Description Features The TAS2572EVM has been designed to demonstrate the performance of TAS2572 in a dual-mono • Mono or dual-mono speaker evaluation configuration. This tool utilizes the AC-MB • Interface using PurePath Console 3 Windows ®...

  • Page 2: Kit Contents

    2.4V to 5.5V. 1.3 Specification The TAS2572 is a digital input Class-D audio amplifier optimized for delivering best battery life for real use case of Music playback and Voice calls. The integrated boost operation is flexible so that TAS2572 can be implemented in 1S, 2S and 3S battery applications.

  • Page 3: Device Information

    Figure 1-3. Application Diagram for 3 S Battery System 1.4 Device Information TAS2572 is a mono, digital-input, Class-D audio amplifier optimized for efficiently driving high peak power into small loudspeaker applications. The Class-D amplifier is capable of delivering 6W of max average power into 8 Ω...
  • Page 4 The AC-MB is detected by the OS as an audio device with the name TI USB Audio UAC2.0. Figure 2-2 illustrates the AC-MB audio setting for the USB mode of operation. Figure 2-2. AC-MB USB Audio Setting TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 5 Figure 2-4. AC-MB Connection with External Audio Serial Interface SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 6 Figure 2-5. Power -Supply Distribution of the AC-MB 2.3 Default Jumper Setting on TAS2572EVM Figure 4-1 given below illustrates all the default jumper settings for TAS2572EVM. Figure 2-6. Default Jumper Settings TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 7 IOVDD source selector for U1 and U2 J36-11-10 IOVDD_MB AVDD source selector for U1 and U2 Insert (2-3) 1.8V LDO source selector Insert C pull-up connect SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 8 IOVDD is the input/output power supply for TAS2572 device, which can be either 1.2V or 1.8V. AVDD is the analog power supply for TAS2572 device, which must be 1.8V fixed. If using IOVDD_MB from AC-MB as 1.2V, make sure to select AVDD source to be either external or +1.8V_LDO.
  • Page 9 J45. 2.6 VBAT Power Supply for TAS2572 on EVM By default, the barrel jack connector J43 is used to power VBAT on both TAS2572 channels. Supply 2.4V-5.5V on this connector. Alternatively, independent connectors can be used for the external VBAT supply for both the channels –...

  • Page 10: Speaker Outputs

    TP-42 (SPK2_P) and TP-44 (SPK2_N) Channel-2 Output Channel-1 Output SPK2_P & SPK2_N SPK1_P & SPK1_N Figure 2-10. Speaker Output Connector for Channel-1 and Channel-2 TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 11 For channel-2: Connect HI of DMM to pin-1 and HI_SNS of DMM to pin-2 of TP41 test point. Connect LO of DMM to pin-2 and LO_SNS of DMM to pin-1 of TP43 test point. SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 12 Hardware www.ti.com Figure 2-12. Load DC Resistance Measurement in 4-Wire Mode using Digital Multimeter TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 13 Once the board is powered and connected to USB, and the PPC3 plug-in is running, the PC automatically recognizes the device (TAS2572). PPC3 detect as well as the number of channels, depending on how many of these are being powered and present on the I C bus.
  • Page 14 Figure 3-3. Device Control Panel 3.2 PPC3 - 257x EVM Feature Description 3.2.1 Limiter and Brown-Out Protection TAS2572 features battery tracking brown-out and limiter features. Each of these features can be configured in detail as listed below: Brown-out protection: •...
  • Page 15 Software Figure 3-4. Limiter PPC3 Configuration Figure 3-5. Brown-Out Protection PPC3 Configuration SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 16 Feedback path High-Pass Filter cutoff frequencies can be adjusted manually using the slider or typing a new value in the text box. Figure 3-6. Playback and PCM PPC3 Configuration TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 17 SDOUT slots are always considered as 8-bit, so for 16-bit data length 2 slots must be used, and for 32bit data length 4 slots areov required. SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 18 3.2.4 Miscellaneous and IRQ Configuration The miscellaneous section can be used to change different portions of the digital interface pins of the TAS2572. The over temperature, over current and internal clock error can be configured to latch or retry after a wait time, which is also configurable as 1.5 seconds or 100 milliseconds.
  • Page 19 3.2.5 Tone Generator and Ultrasonic Chirp Generator TAS2572 features internal tone generator that can be used independently from the digital audio playback. This sine wave generator can be used in the audible frequency band, or for ultrasonic applications as well. However, only one of these cases can be used at a time.
  • Page 20 3.2.6 AVDD Bridge, Music Efficiency and Noise Gate TAS2572 includes several features to improve the amplifier efficiency and prolong the play time in battery powered applications. All these features can be configured individually, and even disable if not required for the...
  • Page 21 Software 3.2.7 Boost and Channel Gain The channel gain section of the PPC3 GUI provides detailed settings for the integrated boost in TAS2572. Each of the controls are described in the following paragraphs. Amplifier level is the gain of the amplifier, up to 16dBV the analog gain and beyond that some digital gain can be applied.
  • Page 22 IOVDD2 AVDD2 DREG2 PGND VBAT2_SNS PGND PGND 1000pF 1000pF SPC02SYAN TAS2572 1000pF TP46 TP47 TP48 TP49 Figure 4-1. TAS2572EVM Schematic (Sheet 1 of 3) TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 23 33.0 SBCLK 33.0 SPC02SYAN SPC02SYAN FSYNC I2C_SDA I2C_SCL SH-J37 SH-J38 I2C_SDA I2C_SDA I2C_SDA2 I2C_SDA1 SPC02SYAN SPC02SYAN Figure 4-3. TAS2572EVM Schematic (Sheet 3 of 3) SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 24 Hardware Design Files www.ti.com 4.2 PCB Layouts Figure 4-4. TAS2572EVM Top Overlay Figure 4-5. TAS2572EVM Top Solder Mask TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 25 Hardware Design Files Figure 4-6. TAS2572EVM Top Layer Figure 4-7. TAS2572EVM Layer 2 SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 26 Hardware Design Files www.ti.com Figure 4-8. TAS2572EVM Layer 3 Figure 4-9. TAS2572EVM Layer 4 TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 27 Hardware Design Files Figure 4-10. TAS2572EVM Layer 5 Figure 4-11. TAS2572EVM Bottom Layer SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 28 Hardware Design Files www.ti.com Figure 4-12. TAS2572EVM Bottom Solder Mask Figure 4-13. TAS2572EVM Bottom Overlay TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 29 LTST-C170TBKT Lite-On H1, H2, H3, H4, B&F Fastener HNSS440 Supply RAF Electronic H5, H6 8 MM RD X 6 MM X M3 10x10mm M3561-SS Hardware SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 30 Standard Banana Jack, 571-0100 571-0100 insulated, 10 A, black J67, J70, J73 Manufacturing Header, 100mil, 2x2, J29, J32 2x2 Header TSW-102-07-G-D Samtec Gold, TH TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 31 3.9x2.9mm SKRKAEE020 Alps A, 12 VDC, SMT Switch, Slide, 2 SPST, Omron S2, S3 Off-On, 0.025 A, 24 7x7.5mm A6SN-2104 Electronic VDC, SMT Components SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 32 Driver With Open-Drain SN74AUP2G07D Texas DCK0006A Outputs, DCK0006A Instruments (SOT-SC70-6) Single-Bit Dual-Supply Texas SN74AXC1T45D Texas U5, U6 Bus Transceiver, DBV0006A Instrument Instruments DBV0006A (SOT-23-6) TAS2572 Evaluation Module SLAU895 – JULY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 33: Additional Information

    R30, R34 5 Additional Information 5.1 Trademarks Windows ® is a registered trademark of Microsoft Corporation. All trademarks are the property of their respective owners. SLAU895 – JULY 2023 TAS2572 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 34 STANDARD TERMS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein.
  • Page 35 www.ti.com Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product.
  • Page 36 www.ti.com Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à...
  • Page 37 www.ti.com EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices.
  • Page 38 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2023, Texas Instruments Incorporated...
  • Page 39 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. TI objects to and rejects any additional or different terms you may have proposed. IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2023, Texas Instruments Incorporated...

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