Document Outline

• PCI-4451/4452 User Manual
• Support
  • Internet Support
  • Bulletin Board Support
  • Fax-on-Demand Support
  • Telephone Support (USA)
  • International Offices
  • National Instruments Corporate Headquarters
• Important Information
  • Warranty
  • Copyright
  • Trademarks
  • WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS
• Contents
• About This Manual
  • Organization of This Manual
  • Conventions Used in This Manual
  • National Instruments Documentation
  • Related Documentation
  • Customer Communication
• Chapter 1 Introduction
  • What You Need to Get Started
  • Unpacking
  • Software Programming Choices
    • National Instruments Application Software
  • Optional Equipment
  • Custom Cabling
• Chapter 2 Installation and Configuration
  • Software Installation
  • Hardware Installation
  • Device Configuration
• Chapter 3 Hardware Overview
  • Analog Input
    • Input Mode
    • Input Coupling
    • Input Polarity and Input Range
    • Considerations for Selecting Input Ranges
  • Analog Output
    • Output Mode
    • Output Polarity and Output Range
  • Trigger
    • RTSI Triggers
  • Digital I/O
  • Timing Signal Routing
    • Programmable Function Inputs
    • Device and RTSI Clocks
  • Selecting Sample/Update Clock Frequency
  • Device Configuration Issues
• Chapter 4 Signal Connections
  • I/O Connectors
    • Analog I/O Connector Signal Descriptions
    • Digital I/O Connector Signal Descriptions
  • Analog Input Signal Connections
  • Types of Signal Sources
    • Floating Signal Sources
    • Ground-Referenced Signal Sources
  • Analog Output Signal Connections
  • Analog Power Connections
  • Digital I/O Signal Connections
  • Digital Power Connections
  • Timing Connections
    • Programmable Function Input Connections
    • Acquisition Timing Connections
      • PFI0/TRIG1 (EXT_TRIG) Signal
      • PFI1/TRIG2 (PRETRIG) Signal
      • CONVERT* Signal
      • EXTSTROBE* Signal
    • Waveform Generation Timing Connections
      • WFTRIG Signal
      • UPDATE* Signal
    • General-Purpose Timing Signal Connections
      • GPCTR0_SOURCE Signal
      • GPCTR0_GATE Signal
      • GPCTR0_OUT Signal
      • GPCTR0_UP_DOWN Signal
      • GPCTR1_SOURCE Signal
      • GPCTR1_GATE Signal
      • GPCTR1_OUT Signal
      • GPCTR1_UP_DOWN Signal
      • FREQ_OUT Signal
  • Field Wiring Considerations
• Chapter 5 Calibration
  • Loading Calibration Constants
  • Self-Calibration
  • External Calibration
  • Traceable Recalibration
• Chapter 6 Theory of Analog Operation
  • Functional Overview
  • Analog Input Circuitry
    • Input Coupling
    • Calibration
    • Antialias Filtering
    • The ADC
    • Noise
  • Analog Output Circuitry
    • Anti-Image Filtering
    • The DAC
    • Calibration
    • Mute Feature
• Appendix A Specifications
  • Analog Input
  • Onboard Calibration Reference
  • Analog Output
  • Digital I/O
  • Timing I/O
  • Triggers
  • Bus Interface
  • Power Requirement
  • Physical
  • Environment
  • Calibration
• Appendix B Pin Connections
• Appendix C Customer Communication
  • Electronic Services
  • Telephone and Fax Support
  • Technical Support Form
  • PCI-4451/4452 Hardware and Software ConfigurationForm
    • National Instruments Products
    • Other Products
  • Documentation Comment Form
• Glossary
  • Numbers/Symbols
  • A
  • B-C
  • D
  • E-F
  • G
  • H-I
  • K-L
  • M-N
  • O-P
  • Q
  • R-S
  • T
  • U-V
  • W-Z
• Index
  • Numbers
  • A
  • B-C
  • D
  • E-H
  • I-P
  • R-S
  • T
  • U-W
• Figures
  • Figure 3-1. Digital Function Block Diagram
  • Figure 3-2. Analog Function Block Diagram
  • Figure 3-3. Below-Low-Level Triggering Mode
  • Figure 3-4. Above-High-Level Triggering Mode
  • Figure 3-5. Inside-Region Triggering Mode
  • Figure 3-6. High-Hysteresis Triggering Mode
  • Figure 3-7. Low-Hysteresis Triggering Mode
  • Figure 3-8. RTSI Bus Signal Connection
  • Figure 4-1. Analog Pin Connections
  • Figure 4-2. Digital Pin Connections
  • Figure 4-3. Analog Input Stage
  • Figure 4-4. Analog Output Channel Block Diagram
  • Figure 4-5. Digital I/O Connections
  • Figure 4-6. Typical Posttriggered Acquisition
  • Figure 4-7. Typical Pretriggered AcquisitionPFI1
  • Figure 4-8. EXTSTROBE* Signal Timing
  • Figure 4-9. GPCTR0_SOURCE Signal Timing
  • Figure 4-10. GPCTR0_OUT Signal Timing
  • Figure 4-11. GPCTR1_SOURCE Signal Timing
  • Figure 4-12. GPCTR1_OUT Signal Timing
  • Figure 4-13. GPCTR Timing Summary
  • Figure 6-1. Input Frequency Response
  • Figure 6-2. Input Frequency Response Near the Cutoff
  • Figure 6-3. Alias Rejection at the Oversample Rate
  • Figure 6-4. Comparison of a Clipped Signal to a Proper Signal
  • Figure 6-5. Signal Spectra in the DAC
  • Figure A-1. Idle Channel Noise (Typical)
  • Figure B-1. 68 Pin Digital Connector for any Digital Accessory
• Tables
  • Table 3-1. Actual Range and Measurement Precision
  • Table 3-2. Actual Range and Measurement Precision
  • Table 4-1. Analog I/O Connector Pin Assignment
  • Table 4-2. Analog I/O Signal Summary
  • Table 4-3. Digital I/O Connector Pin Assignment
  • Table 4-4. Digital I/O Signal Summary