Texas Instruments TPS3431EVM User Manual
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Texas Instruments TPS3431EVM User Manual

Standard programmable watchdog timer with enable
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TPS3431EVM Standard Programmable Watchdog Timer
with Enable
This user's guide describes the TPS3431EVM evaluation module (EVM). This guide contains the EVM
schematic, bill of materials (BOM), assembly drawing, and top and bottom board layouts.
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Trademarks
All trademarks are the property of their respective owners.
SNVU614 - July 2018
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Copyright © 2018, Texas Instruments Incorporated
Contents
List of Figures
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List of Tables
TPS3431EVM Standard Programmable Watchdog Timer with Enable
User's Guide
SNVU614 - July 2018
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Summary of Contents for Texas Instruments TPS3431EVM

  • Page 1: Table Of Contents

    SNVU614 – July 2018 TPS3431EVM Standard Programmable Watchdog Timer with Enable This user’s guide describes the TPS3431EVM evaluation module (EVM). This guide contains the EVM schematic, bill of materials (BOM), assembly drawing, and top and bottom board layouts. Contents ........................

  • Page 2: Introduction

    Introduction The TPS3431EVM is an evaluation module (EVM) for the TPS3431 standard watchdog timer. The EVM has a supply voltage range of 1.8V to 6.5V, and offers connection headers for all device input and output pins. Test points are provided to give the user additional connection points if needed for oscilloscope or multimeter measurements.

  • Page 3: Tps3431Evm Schematic

    'DRC0010J TPS3431WDRCR Texas Instruments timeout period, DRC0010J (VSON-10) FID1, FID2, FID3 Fiducial mark. There is nothing to buy or mount. SNVU614 – July 2018 TPS3431EVM Standard Programmable Watchdog Timer with Enable Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 4: Component Placement-Top Overlay

    EVM. Figure 3. Component Placement—Top Overlay Figure 4. Component Placement—Bottom Overlay Figure 5. Layout—Top Figure 6. Top Layer TPS3431EVM Standard Programmable Watchdog Timer with Enable SNVU614 – July 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 5: Bottom Layer

    Schematic, Bill of Materials, and Layout www.ti.com Figure 7. Bottom Layer Figure 8. Top Solder Mask Figure 9. Bottom Solder Mask SNVU614 – July 2018 TPS3431EVM Standard Programmable Watchdog Timer with Enable Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...

  • Page 6: Evm Connectors

    Connection to Watchdog output. Allows user to measure WDO for watchdog output monitoring. EVM Jumpers Table 3 lists the jumpers on the TPS3431EVM. As ordered, the EVM will have five jumpers installed. Table 3. List of Onboard Jumpers Jumper Default Connection Description VCC power jumper.

  • Page 7: Evm Setup And Operation

    EVM Setup and Operation www.ti.com EVM Setup and Operation This section describes the functionality and operation of the TPS3431EVM. The user should read the TPS3431 datasheet for electrical characteristics of the device. Input Power (VDD) The VDD supply is connected through the J1 header on board and can be applied to either jumper pin as they are connected together in the layout.
  • Page 8 To program the watchdog timeout, simply replace the CWD capacitor C2. Please see CWD Adjustable Capacitor Watchdog Timeout section in the TPS3431 datasheet for more detailed information on user programming. Revision History DATE REVISION NOTES July 2018 Initial Release Revision History SNVU614 – July 2018 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated...
  • Page 9 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 10 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 11 【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 12 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 13 IMPORTANT NOTICE FOR TI DESIGN INFORMATION AND RESOURCES Texas Instruments Incorporated (‘TI”) technical, application or other design advice, services or information, including, but not limited to, reference designs and materials relating to evaluation modules, (collectively, “TI Resources”) are intended to assist designers who are developing applications that incorporate TI products;...

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