NI PXIe-6738
The NI PXIe-6738 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 used for generating analog signals with high precision and speed, making it suitable for a wide range of applications in test and measurement systems.
Detailed content
Technical Specifications
- Number of Channels:
- Total Channels: 32 analog output channels
- Resolution:
- Resolution: 16 bits per channel
- Output Voltage Range:
- Voltage Range: ±10 V (bipolar), or 0 to 10 V (unipolar), programmable
- 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 hardware and software triggering for precise control
- 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 integration with other PXIe modules and systems
- Software Support:
- Compatible with NI LabVIEW and other National Instruments software platforms for programming and control
- Includes drivers and APIs for seamless integration into custom applications
- Power Requirements:
- Voltage: 3.3 V and 5 V provided through the PXIe backplane
Functional Features
- High-Resolution DAC:
- Provides 16-bit resolution for accurate analog signal generation, enabling precise waveform and signal output.
- Multiple Output Channels:
- Offers 32 analog output channels, allowing for complex signal generation and multi-channel applications.
- Flexible Voltage Range:
- Supports programmable output voltage ranges, including both bipolar and unipolar configurations, for versatile signal generation.
- High Update Rate:
- Capable of high-speed updates with rates up to 1 MHz per channel, suitable for real-time applications and dynamic signal changes.
- Synchronized Outputs:
- Provides synchronized updates across all channels for coherent and accurate signal generation in multi-channel systems.
- Precise Triggering and Synchronization:
- Includes hardware and software triggering options, as well as synchronization capabilities for integrating with other system components.
- Compact and Reliable Connector:
- Utilizes a 68-pin VHDCI connector for reliable and high-density signal connections.
- Software Integration:
- Fully supported by NI LabVIEW and other National Instruments software, facilitating easy programming, control, and data analysis.
Application Scenarios
- Signal Generation:
- Ideal for generating precise analog signals for testing and simulating electronic systems, including waveform generation and signal conditioning.
- Automated Testing:
- Used in automated test systems to provide high-speed and accurate analog signals for device under test (DUT) stimulation and data acquisition.
- Data Acquisition Systems:
- Integrates into data acquisition systems where accurate analog output is required for signal processing and analysis.
- Control Systems:
- Useful in control systems that require high-precision analog outputs for driving actuators, sensors, or other components.
- Simulation:
- Suitable for simulating various physical phenomena by generating accurate and synchronized analog signals.
- Research and Development:
- Beneficial for R&D projects involving analog signal generation, system testing, and prototype development.