Texas Instruments ADS61xx User Manuals

Table of Contents

• Table of Contents

  3
• 1 Overview

  5
  • 1.1 ADS61xx/ADS61B23 EVM Quick-Start Procedure

    5
• 2 Circuit Description

  6
  • 2.1 Schematic Diagram

    6
  • 2.2 ADC Circuit Function

    6
    • 2.2.1 ADC Operational Mode

      6
    • 2.2.2 EVM Power Connections

      6
    • 2.2.3 ADC Analog Inputs

      6
    • 2.2.4 ADC Clock Input

      7
    • 2.2.5 ADC Digital Outputs

      7
    • 2.2.6 Jumper Selections

      8
• 3 TI ADC SPI Control Interface

  10
  • 3.1 Installing the ADC SPI Control Software

    10
  • 3.2 Setting Up the EVM for ADC SPI Control

    11
  • 3.3 Using the TI ADC SPI Interface Software

    11
    • 3.3.1 SPI Register Writes

      11
    • 3.3.2 SPI Register Write Using a Script File

      11
      • 3.3.2.1 ADS61xx Frequently Used Registers

        11
• 4 Connecting to FPGA Platforms

  13
  • 4.1 TSW1100

    13
  • 4.2 TSW1200

    13
• 5 ADC Evaluation

  14
  • 5.1 Hardware Selection

    14
    • 5.1.1 Analog Input Signal Generator

      14
    • 5.1.2 Clock Signal Generator

      14
  • 5.2 Coherent Input Frequency Selection

    15
• 6 Physical Description

  16
  • 6.1 PCB Layout

    16
  • 6.2 Bill of Materials

    21
  • 6.3 EVM Schematics

    23
• Important Notices

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