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EVM User's Guide: TAA3020
TAA3020EVM-PDK Evaluation Module
1 Features
•
Complete evaluation kit for the TAA3020 two-
channel ADC.
•
Low-cost stereo ADC dynamic range of 104dB
•
On-board microphones provided for voice
recording testing
•
Direct access to digital audio signals and control
interface for simple end-system integration
•
USB connection to PC provides power, control,
and streaming audio data for easy evaluation
1
Features...................................................................................................................................................................................1
2 Description..............................................................................................................................................................................
3 Evaluation Module Overview.................................................................................................................................................
3.1 Introduction........................................................................................................................................................................
3.2 Kit
Contents........................................................................................................................................................................3
3.3 Specifications.....................................................................................................................................................................
3.4 Device Information.............................................................................................................................................................
4 Hardware Overview................................................................................................................................................................
4.1 AC-MB
Settings..................................................................................................................................................................3
4.2 TAA3020EVM-PDK Hardware
5 Software
Overview................................................................................................................................................................13
5.1 PurePath Console 3
Installation.......................................................................................................................................13
5.2 TAA3020EVM GUI Installation.........................................................................................................................................
6 GPIO1
Settings......................................................................................................................................................................16
7 Master Mode
Operation........................................................................................................................................................17
8 Quick
Start.............................................................................................................................................................................17
8.1 Configuring the Audio Serial Bus for the I
8.2 Saving a
Configuration.....................................................................................................................................................20
9 Schematic and Bill of
Materials...........................................................................................................................................21
SBAU479 – DECEMBER 2024
Submit Document Feedback
Table of Contents
Settings..............................................................................................................................6
2
S Output........................................................................................................
Copyright © 2024 Texas Instruments Incorporated
2 Description
This user's guide describes the function and use
of the TAA3020EVM-PDK. This document includes
the hardware configuration instructions, a quick-start
guide, jumper and connector descriptions, software
description, schematics, and printed circuit board
(PCB) layout that demonstrate TI's recommended
practices for these devices.
TAA3020EVM-PDK Evaluation Module
Features
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3
3
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Summary of Contents for Texas Instruments TAA3020EVM-PDK
- Page 1 2 Description • Complete evaluation kit for the TAA3020 two- This user's guide describes the function and use channel ADC. of the TAA3020EVM-PDK. This document includes • Low-cost stereo ADC dynamic range of 104dB the hardware configuration instructions, a quick-start •...
- Page 2 Trademarks www.ti.com 9.1 TAA3020EVM-PDK Schematic and Bill of Materials......................9.2 AC-MB Schematic and Bill of Materials........................... 9.3 Matlab Audio Capture Example............................List of Figures Figure 4-1. AC-MB Audio Serial Interface Routing........................Figure 4-2. AC-MB USB Audio Setting............................Figure 4-3. AC-MB Optical or Auxiliary Analog Audio Setting.....................
- Page 3 Evaluation Module Overview 3 Evaluation Module Overview 3.1 Introduction The TAA3020EVM-PDK is an evaluation module (EVM) designed to demonstrate the performance and functionality of the TAA30x0 family of devices. The device performance differences are shown in Table 3-1 Table 3-1. TAA3020 Family...
- Page 4 USB interface and PCM9211 are isolated with this setting. Figure 4-4 shows the AC-MB audio setting for the external mode of operation. TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 5 (LDOs) integrated that provide the required power supplies to the different blocks of the board. Figure 4-6 shows a block diagram depicting the power structure of the AC-MB. SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 6 GPIOs, or in DC coupled applications. Figure 4-7 shows a diagram of the EVM input architecture. TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 7 Hardware Overview MICBIAS_GPI2 TAA3020 IN2M_GPO IN1P IN1M IN2P_GPI1 IN2M_GPO1 AMIC DMIC IN1M IN2M IN1P IN2P Figure 4-7. TAA3020EVB Input Architecture SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 8 J2 (IN1) and J3 (IN2). The input accepted in this mode is a differential, 2-VRMS, full-scale audio signal. If a single-ended source is used, then 1-VRMS signal is supported. Figure 4-8. TAA3020EVB Connection for Line Input Application TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 9 Hardware Overview 4.2.2 Onboard Microphone Configuration The TAA3020EVM-PDK comes equipped with 2 onboard microphones: 1x ICS-40740 analog microphone and 1x T5818 digital microphone. The ICS-40740 can be connected to IN1 and the T5818 can be connected to IN2 with onboard shunts using the jumper settings shown in...
- Page 10 9c 73 A0 #Enable input Ch-1 and Ch-3 w 9c 74 A0 # Enable ASI Output Ch-1 and Ch-3 slots w 9c 75 E0 # Power-up ADC, MICBIAS and PLL TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 11 IN2M_GPO1 to generate the PDMCLK signal. AMIC1 AMIC2 Figure 4-10. External Mics: 2x Analog Microphones SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 12 Figure 4-11. External Mics: 4x Digital Microphones AMIC1 AMIC2 DMIC1/2 AVDD AVDD PDMOUT AVDD PDMCLK *Requires AVDD = IOVDD Figure 4-12. External Mics: 2x Analog and 2x Digital Microphones TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 13 5.1 PurePath Console 3 Installation TheTAA3020EVM-PDK GUI is an application that installs into the PPC3 framework. PPC3 must be installed prior to downloading the TAA3020EVM-PDK GUI. To download the PPC3, visit www.ti.com/tool/ PUREPATHCONSOLE and request access.
- Page 14 The TAA3020 GUI is designed to work with up to four devices at any time. As shown in Figure 5-3, choose the 1 device radial button and click New. Figure 5-3. Initial GUI Configuration TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 15 Figure 5-5. Hardware Connect When the hardware is connected, the Connect button changes to read Disconnect, and the device is ready to be configured. SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 16 0-Ω resistors installed. Figure 6-2 shows a schematic for the GPIO1 pin layout. Figure 6-1. GPIO1 Function and Output Drive Settings Figure 6-2. GPIO1 Schematic TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 17 Master Mode Operation 7 Master Mode Operation To operate TAA3020EVM-PDK in master mode, S1 and S0 on the AC-MB must first be set to "External ASI" as illustrated in Figure 4-4. The device does not have a dedicated MCLK pin, the master clock can be applied at GPIO1, IN2P_GPI1, or MICBIAS_GPI2.
- Page 18 Figure 8-5. Disabled Controls in Active Mode Audio can now be captured on your PC using the audio program of your choice. TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 19 BCLK and FSYNC ratio. The ASI status register can also be read manually in the audio serial bus tab by clicking the Read button, as shown in Figure 8-8, in the clock monitor pane. Figure 8-8. Clock Monitor Pane SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 20 PPC3 window and select Open. Navigate to the location of the saved .ppc3 file, and click Open. Figure 8-10. Saving a Configuration in PPC3 TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 21 Schematic and Bill of Materials 9 Schematic and Bill of Materials 9.1 TAA3020EVM-PDK Schematic and Bill of Materials This section provides the schematics and bill of materials (BOM) for the ADCx120EVM-PDK. 9.1.1 TAA3020EVM-PDK Schematic Figure 9-1 shows the schematics for the TAA3020EVM-PDK.
- Page 22 Schematic and Bill of Materials www.ti.com 9.1.2 TAA3020EVM-PDK Bill of Materials Table 9-1 lists the BOM for the TAA3020EVM-PDK. Table 9-1. TAA3020EVM-PDK Bill of Materials Designator Quantity Value Description Package Part Number Manufacturer Reference C1, C7, C8 CAP, CERM, 1...
- Page 23 Schematic and Bill of Materials Table 9-1. TAA3020EVM-PDK Bill of Materials (continued) Designator Quantity Value Description Package Part Number Manufacturer Reference Connector, QTE-020-01-X-D- QTE-020-01-L-D- Samtec Header, High Speed, 20 pairs, 77Hz ~ LGA4 ICS-40740 20kHz Analog Microphone MEMS (Silicon) 1.5V ~ 3.63V...
- Page 24 Schematic and Bill of Materials www.ti.com Table 9-1. TAA3020EVM-PDK Bill of Materials (continued) Designator Quantity Value Description Package Part Number Manufacturer Reference SH1, SH2, SH3, Shunt, 100mil, Shunt SNT-100-BK-G Samtec SH4, SH5, SH6, Gold plated, Black SH7, SH8, SH9, SH10, SH11,...
- Page 25 EVM-SPI-MOSI 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF EVM-SPI-SS0 EVM-SPI-SS1 I²C Power Control Interface Translation Test Points EVM Connector Figure 9-2. AC-MB Schematics SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 26 Standoff, Hex, Male/Female, 4-40, Nylon, Standoff, Hex, 4802 Keystone 1/2" Male/Female, 4-40, Nylon, 1/2" H11, H12 Standoff, Male/Male Thread, 5.15 mm, Standoff SO-0515-02-02-01 Samtec M3 x 0.5 TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 27 51.0k RES, 51.0 k, 1%, 0.05 W, 0201 0201 RC0201FR-0751K Yageo America 40.2k RES, 40.2 k, 1%, 0.063 W, AEC-Q200 0402 CRCW040240K2F Vishay-Dale Grade 0, 0402 SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 28 4-Bit Dual-Supply Bus Transceiver With RSV0016A SN74AVC4T774R Texas Instruments U19, U21, U22 Configurable Voltage-Level Shifting and 3-State Outputs, RSV0016A (UQFN-16) Photolink- Fiber Optic Receiver, TH 13.5x10x9.7mm PLR135/T10 Everlight TAA3020EVM-PDK Evaluation Module SBAU479 – DECEMBER 2024 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 29 Test Point, Miniature, Red, TH Red Miniature 5000 Keystone TP15 Testpoint TP3, TP4, TP5, Test Point, Miniature, Green, TH Green Miniature 5116 Keystone TP6, TP11, TP12, Testpoint TP13 SBAU479 – DECEMBER 2024 TAA3020EVM-PDK Evaluation Module Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated...
- Page 30 'SampleRate', 48000, … 'NumChannels', 8 ,… 'BitDepth', '32-bit float',… 'OutputDataType','double'); elseif ispc % windows driver devoiceReader = audioDeviceReader( 'Driver','ASIO', 'Device', 'Texas Instruments USB Audio ...',… 'SampleRate', 48000, … 'NumChannels', 8 ,… 'BitDepth', '32-bit float',… 'OutputDataType','double’); setup(deviceReader);% Setup the device reader % Play out a file through PC and capture in the EVM info = audioinfo( infile_name );% Read audiophile infile_name...
- Page 31 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 © 2024, Texas Instruments Incorporated...
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