Texas Instruments Modular MSOP8 EVM User Manual

Texas Instruments Modular MSOP8 EVM User Manual

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Modular MSOP8 EVM
User's Guide
June 2009
Data Acquisition
SLAU115A
Downloaded from
Elcodis.com
electronic components distributor

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Summary of Contents for Texas Instruments Modular MSOP8 EVM

  • Page 1 Modular MSOP8 EVM User’s Guide June 2009 Data Acquisition SLAU115A Downloaded from Elcodis.com electronic components distributor...
  • Page 2 About This Manual This user’s guide describes the characteristics, operation, and use of the Modular MSOP8 EVM. This EVM is a multi-device, 12 to 16 bit, SSI, analog to digital converter Evaluation Module. A complete circuit description, as well as schematic diagram and bill of materials, are included.
  • Page 3 The information in a caution or a warning is provided for your protection. Please read each caution and warning carefully. Related Documentation From Texas Instruments To obtain a copy of any of the following TI documents, call the Texas Instruments Literature Response Center at (800) 477−8924 or the Product Information Center (PIC) at (972) 644−5580.
  • Page 4: Table Of Contents

    Contents Contents EVM Overview ..............Features .
  • Page 5 Contents Downloaded from Elcodis.com electronic components distributor...
  • Page 6: Evm Overview

    Chapter 1 EVM Overview The following section gives a general overview of the Modular MSOP8 evaluation board. Topic Page Features ........... . . Introduction .
  • Page 7: Features

    (PWB) supports a variety of high speed 12 and 16 bit serial ADC’s. The modular EVM form factor allows for direct evaluation of the ADC’s performance and operating characteristics. This EVM is compatible with the 5−6K Interface Board (SLAU104) from Texas Instruments. Downloaded from Elcodis.com electronic components distributor...
  • Page 8: Analog Interface

    Chapter 2 Analog Interface For maximum flexibility, the Modular MSOP8 EVM is designed for easy interfacing multiple analog sources. Samtec part numbers SSW-110-22-F-D-VS-K and TSM-110-01-T-DV-P provide a convenient 10-pin dual row header/socket combination at J1. This header/socket provides access to the analog input pins of the ADC. Consult Samtec at www.samtec.com or call 1−800−SAMTEC−9 for a variety of mating connector...
  • Page 9 Downloaded from Elcodis.com electronic components distributor...
  • Page 10: Digital Interface

    Chapter 3 Digital Interface The Modular MSOP8 EVM is designed for easy interfacing to multiple control platforms. Samtec part numbers, SSW-110-22-F-D-VS-K TSM-110-01-T-DV-P, provide a convenient 10-pin dual row header/socket combination at J2. This header/socket provides access to the digital control and serial data pins of the MSOP8 EVM.
  • Page 11 Downloaded from Elcodis.com electronic components distributor...
  • Page 12: Power Supplies

    Chapter 4 Power Supplies The Modular MSOP8 EVM board requires 5 V dc for the analog section. This includes the voltage reference (U2), the reference buffer (U4), and optionally, the ADC installed on the EVM (via JMP1). Supply voltages of 1.8 V to 5 V dc for the digital section are also required.
  • Page 13: Adc Power

    ADC Power 4.1 ADC Power The device installed on the modular MSOP8 EVM has several options in regards to its power source. Refer to the schematic for the following discussion. JMP1 and JMP3 allow the user to select the power supply used by the ADC.
  • Page 14: Evm Operation

    Chapter 5 EVM Operation The following section provides information in the analog input, digital control, and general operating conditions of the Modular MSOP8 EVM. Topic Page Analog Input ..........
  • Page 15: Analog Input

    The digital control signals can be applied directly to J2 (top or bottom side). The modular MSOP8 EVM can also be connected directly to a DSP or a micro controller interface board, such as the 5−6K Interface Board. See the product folder for the EVM or the installed device for a current list of compatible interface and/or accessory boards.
  • Page 16: Evm Bom And Schematic

    Chapter 6 EVM BOM and Schematic Topic Page EVM Schematic ..........The following table contains a complete bill of materials for the modular MSOP8 EVM bill of materials.
  • Page 17: Evm Schematic

    EVM Schematic 6.1 EVM Schematic The schematic diagram is provided as a reference. Downloaded from Elcodis.com electronic components distributor...
  • Page 18 Revision History ECN Number Approved Initial Release +5Va 0.47uF +5Va +LVa +5Va JMP1 0.1uF +V(adc) JMP5 SCLK JMP6 R9 33 REF3025 JMP2 R10 33 VREF OPA353N 10uF 11 12 0 ohm 13 14 15 16 17 18 19 20 10uF 10uF +V(i/o) +V(i/o)
  • Page 19 EVALUATION BOARD/KIT IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation board/kit is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end−product fit for general consumer use.
  • Page 20 IMPORTANT NOTICE Texas 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 orders and should verify that such information is current and complete.

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