Texas Instruments SoundPlus INA1651EVM User Manual
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Texas Instruments SoundPlus INA1651EVM User Manual

Texas Instruments SoundPlus INA1651EVM User Manual

High common-mode rejection line receiver evaluation module
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INA1651EVM SoundPlus™ High Common-Mode Rejection
This user's guide contains information for the INA1651 as well as support documentation for the INA1651
evaluation module (EVM). Included are the performance specifications, set-up procedure, modifications,
measured data, printed circuit board (PCB) layout, schematic, and bill of materials of the INA1651EVM.
SBOU212 – September 2018
Submit Documentation Feedback
Line Receiver Evaluation Module
Figure 1. INA1651 SoundPlus™ Evaluation Module (EVM)
INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver
Copyright © 2018, Texas Instruments Incorporated
User's Guide
SBOU212 – September 2018
1
Evaluation Module

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Summary of Contents for Texas Instruments SoundPlus INA1651EVM

  • Page 1 (PCB) layout, schematic, and bill of materials of the INA1651EVM. Figure 1. INA1651 SoundPlus™ Evaluation Module (EVM) SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 2: Table Of Contents

    ..................... Final Capacitor Voltage .................... INA1651EVM Bill of Materials Trademarks SoundPlus is a trademark of Texas Instruments. All other trademarks are the property of their respective owners. INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright ©...

  • Page 3: Introduction

    Introduction The INA1651 is a high common-mode rejection audio line receiver from the SoundPlus line of audio amplifier products from Texas Instruments. For a full list of electrical characteristics of the INA1651, please refer to the INA1651 product data sheet (INA165x SoundPlus™...

  • Page 4: Filtering The Vmid (In) Pin

    Capacitor C10 provides an option to filter the input to the internal reference buffer, VMID (IN). Equation 4 calculates the cut-off frequency due to C10. c _ VMID 250k INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 5: Start-Up Time

    For an explanation on the effects of increasing the common- mode input impedance, refer to section 8.1.2 of the INA1651 product data sheet (SBOS818). SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 6: Test Setup And Results

    BNC connectors and test points provide a way to measure the performance of the INA1651 while a load is connected. INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 7: Ref A And Com A

    For dual-supply operation, place a shunt in the lower position (pins 1 to 2) of J8, as indicated by the red box in Figure 5, to connect VREF A and COM A pins to ground (GND). SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...
  • Page 8 Test Setup and Results www.ti.com Figure 5. J8 Connection for Dual Supply Operation INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 9: Thd+N Vs. Amplitude

    0.0005 0.001 0.01 Output Amplitude (V Figure 7. THD+N vs. Amplitude Measurement ±15-V Supplies, 1-kHz Output, 22-kHz MBW SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 10: Thd+N Vs. Frequency

    Frequency (Hz) Figure 9. THD+N vs. Frequency Measurement With 10 V Output ±15-V Supplies, 10-V Output, 90-kHz MBW INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 11: Fast-Fourier Transform (Fft

    4000 6000 8000 10000 12000 14000 16000 18000 20000 Meas_x Figure 10. FFT Measurement 1 kHz, 10-V Output SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 12: Board Layout

    The trace from J8 to VREF A was kept as short as possible to maintain the exceptional common- mode rejection of the INA1651. Figure 11. Top Layer PCB Layout INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...
  • Page 13 Board Layout www.ti.com Figure 12. Bottom Layer PCB Layout SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 14: Schematic, Bill Of Materials, And Reference

    This section contains the schematic, bill of materials, and references for the INA1651EVM. Schematic Figure 13 illustrates the EVM schematic. Figure 13. Schematic INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 15: Bill Of Materials

    SoundPlus High Common-Mode Rejection Line Receiver, PW0014A PW0014A INA1651IPW Texas Instruments (TSSOP-14) Reference INA1651 SoundPlus™ High Common-Mode Rejection Line Receiver SBOU212 – September 2018 INA1651EVM SoundPlus™ High Common-Mode Rejection Line Receiver Evaluation Module Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...
  • Page 16 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 17 FCC Interference Statement for Class B EVM devices NOTE: 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.
  • Page 18 【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの 措置を取っていただく必要がありますのでご注意ください。 1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用 いただく。 2. 実験局の免許を取得後ご使用いただく。 3. 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ ンスツルメンツ株式会社 東京都新宿区西新宿６丁目２４番１号 西新宿三井ビル 3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧ください。http:/ /www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 3.4 European Union 3.4.1 For EVMs subject to EU Directive 2014/30/EU (Electromagnetic Compatibility Directive): This is a class A product intended for use in environments other than domestic environments that are connected to a low-voltage power-supply network that supplies buildings used for domestic purposes.
  • Page 19 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 © 2018, Texas Instruments Incorporated...
  • Page 20 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2018, Texas Instruments Incorporated...

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