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Manual Texas Instruments TPS2149

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  • Texas Instruments TPS2149 - page 1

                September 2001 Mixed Signal Products User ’ s Guide SL VU050 ...

  • Texas Instruments TPS2149 - page 2

    IMPORT ANT NOTICE T exas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orde ...

  • Texas Instruments TPS2149 - page 3

    EVM IMPORT ANT NOTICE T exas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EV ALUA TION PURPOSES ONL Y and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of ...

  • Texas Instruments TPS2149 - page 4

    EVM W ARNINGS AND RESTRICTIONS It is important to operate this EVM within the specified input and output ranges described in the EVM User ’ s Guide. Exceeding the specified input range may cause unexpected operation and/or irreversible damage to the EVM. If there are questions concerning the input range, please contact a TI field representative p ...

  • Texas Instruments TPS2149 - page 5

    Related Documentation From T exas Instruments v Preface Read This First How to Use This Manual This document contains the following chapters: - Chapter 1 – Introduction - Chapter 2 – Hardware Overview - Chapter 3 – EVM Operation - Chapter 4 – Bill of Materials - Chapter 5 – EVM Layout Related Documentation From T exas Instruments TPS2149 ...

  • Texas Instruments TPS2149 - page 6

    vi ...

  • Texas Instruments TPS2149 - page 7

    Contents vii Contents 1 Introduction 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 Required Hardware and Software 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Hardware Overview 2-1 . . . . . . . . . ...

  • Texas Instruments TPS2149 - page 8

    viii ...

  • Texas Instruments TPS2149 - page 9

    1-1 Introduction This user ’ s guide describes the setup and operation of the USB keyboard/hub evaluation module (EVM). Information and instruction presented throughout this document assumes user familiarity with universal serial bus (USB) protocol and the use of common lab testing equipment. T opic Page 1.1 Required Hardware and Software 1-2 . . ...

  • Texas Instruments TPS2149 - page 10

    Required Hardware and Software 1-2 1.1 Required Hardware and Software The USB keyboard/hub EVM is designed for use with a personal computer running a USB-enabled operating system. The PC, with BIOS, chipsets, and operating system, should be USB 1.1 specification-compliant. If the BIOS is not compliant, the system may not boot when USB devices are c ...

  • Texas Instruments TPS2149 - page 11

    2-1 Hardware Overview Hardware Overview The USB keyboard/hub EVM is 4-inches L × 3.5-inches W and features the TPS2149 made by T exas Instruments. The TPS2149 is a power management device that integrates an LDO and two power switches into one small package. Jumpers (0- Ω resistors) and jumper blocks provided on the EVM are installed with the fac ...

  • Texas Instruments TPS2149 - page 12

    2-2 ...

  • Texas Instruments TPS2149 - page 13

    3-1 EVM Operation EVM Operation Operation of the USB keyboard/hub EVM is summarized in paragraphs 3.1 through 3.6. T opic Page 3.1 TPS2149 Setup 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.2 Interfaces and USB Ports 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Texas Instruments TPS2149 - page 14

    TPS2149 Setup 3-2 3.1 TPS2149 Setup The USB keyboard/hub EVM is designed to allow evaluation of the TPS2149 device. T est points and 0- Ω resistors are provided to simplify the evaluation process (see Section 3.5). The EVM comes in a default configuration that requires no additional components, other than the required hardware and software identi ...

  • Texas Instruments TPS2149 - page 15

    Jumpers and T est Points 3-3 EVM Operation 3.5 Jumpers and T est Points T able 3 – 2 describes the jumpers, J1 and J2, used to connect P3.0 and P3.1 to D6 and D7 respectively , which should only be done when P3.0/S0 and P3.1/S1 are not set to GND for VID/PID selection (see the TUSB2136 keyboard hub controller data sheet). T able 3 – 2 also desc ...

  • Texas Instruments TPS2149 - page 16

    3-4 ...

  • Texas Instruments TPS2149 - page 17

    4-1 Bill of Materials Bill of Materials T able 4 – 1. EVM Bill of Materials Item Qty Ref. Des. Footprint MFR Part Number Description 1 1 U1 PKG_8P_DGK8 TI TPS2149 3.3-V LDO and dual switch 2 1 U2 PKG_5P_SOT23 TI TPS77018DBVR LDO 1.8 V output 3 1 U4 TUSB2136PM TI TUSB2136PM IC, 2 PORT USB HUB with FUN CONTR, 64 pin 4 4 FB1, FB2, FB3, FB4 1812 Mous ...

  • Texas Instruments TPS2149 - page 18

    4-2 T able 4 – 1. EVM Bill of Materials (Continued) Item Qty Ref. Des. Footprint MFR Part Number Description 19 10 R29 – R38 R0805 Std Std Resistor , chip, 0 Ω , 1/10 W , 5% 20 2 R15, R17 R0805 Std Std Resistor , chip, 1 k Ω , 1/10 W , 5% 21 2 R16, R25 R0805 Std Std Resistor , chip, 1.5 k Ω , 1/10 W , 5% 22 1 R24 R0805 Std Std Resistor , ...

  • Texas Instruments TPS2149 - page 19

    5-1 EVM Layout EVM Layout Figure 5 – 1. TPS2149 Silk Screen Chapter 5 ...

  • Texas Instruments TPS2149 - page 20

    5-2 Figure 5 – 2. Schematic 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 64 63 62 61 60 59 58 47 56 55 54 53 52 51 50 49 SUSP TEST1 TEST0 RST SCL SDA VCC S3 S2 DP1 DGND GND OVCR1 PWR01 PWR02 OCYR2 DP2 PUR DP0 DM0 GND SELF/BUS P2.0 P2.1 GND P2.2 P2.3 P2.4 P2. ...

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A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Texas Instruments TPS2149, service manual, brief instructions and user manuals Texas Instruments TPS2149. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Texas Instruments TPS2149.

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A complete manual for the device Texas Instruments TPS2149, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Texas Instruments TPS2149 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Texas Instruments TPS2149.

A complete Texas Instruments manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Texas Instruments TPS2149 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Texas Instruments TPS2149, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Texas Instruments TPS2149, that we can find in the current document
3. Tips how to use the basic functions of the device Texas Instruments TPS2149 - which should help us in our first steps of using Texas Instruments TPS2149
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Texas Instruments TPS2149
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Texas Instruments TPS2149 in a specific country, if it was not possible to solve the problem on our own.

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