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NI PXIe-6739

The NI PXIe-6739 is a high-performance digital-to-analog converter (DAC) module designed for the PXIe (PCI eXtensions for Instrumentation Express) platform by National Instruments. This module is tailored for generating analog signals with high precision and speed, making it suitable for a variety of demanding test and measurement applications.

Detailed content

Technical Specifications

  • Number of Channels:
    • Total Channels: 64 analog output channels
  • Resolution:
    • Resolution: 16 bits per channel
  • Output Voltage Range:
    • Voltage Range: ±10 V (bipolar), or 0 to 10 V (unipolar), programmable per channel
  • Output Characteristics:
    • Output Drive Current: 10 mA per channel
  • Update Rate:
    • Maximum Update Rate: Up to 1 MHz per channel, with synchronized updates across all channels
  • Synchronization:
    • Triggering: Supports both hardware and software triggering
    • Synchronization: Capable of synchronized updates across multiple channels and modules
  • Connectivity:
    • Connector Type: 68-pin VHDCI (Very High Density Cable Interconnect) connector
  • Bus Interface:
    • PXIe interface for seamless integration with other PXIe modules and systems
  • Software Support:
    • Compatible with NI LabVIEW and other National Instruments software platforms
    • Includes drivers and APIs for integration into custom applications
  • Power Requirements:
    • Voltage: 3.3 V and 5 V provided through the PXIe backplane

Functional Features

  • High-Resolution DAC:
    • Offers 16-bit resolution per channel for generating precise analog signals, enabling detailed waveform generation and signal output.
  • Large Channel Count:
    • Provides 64 analog output channels, allowing for extensive signal generation tasks and complex multi-channel applications.
  • Flexible Voltage Output:
    • Supports programmable output voltage ranges, including both bipolar and unipolar configurations, for versatile signal generation needs.
  • High-Speed Update Rate:
    • Capable of updating signals at rates up to 1 MHz per channel, suitable for real-time applications and dynamic signal requirements.
  • Synchronized Outputs:
    • Features synchronized updates across all channels to ensure coherent signal generation in multi-channel systems.
  • Precise Triggering and Synchronization:
    • Includes high-resolution triggering and synchronization features for accurate control and integration with other system components.
  • Robust Connectivity:
    • Utilizes a 68-pin VHDCI connector for reliable and high-density connections.
  • Software Integration:
    • Fully supported by NI LabVIEW and other National Instruments software platforms, facilitating easy programming, control, and data analysis.

Application Scenarios

  • High-Speed Signal Generation:
    • Ideal for applications requiring precise and fast analog signal generation, such as waveform simulation and signal conditioning.
  • Automated Test Systems:
    • Used in automated testing environments to provide accurate analog signals for stimulating devices under test (DUT) and collecting data.
  • Complex Data Acquisition Systems:
    • Integrates into data acquisition systems that need high-density analog output for signal processing and analysis.
  • Control Systems:
    • Suitable for control applications requiring multiple analog outputs to drive actuators, sensors, or other devices.
  • Simulation and Modeling:
    • Useful for simulating complex systems or physical phenomena by generating synchronized analog signals.
  • Research and Development:
    • Beneficial for R&D projects that involve analog signal generation, system prototyping, and testing.

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