National Instruments NI PCI-5911

Chapter 2 Hardware Overview

route that trigger over the RTSI bus to trigger the other digitizer(s).

However, the trigger that is routed to the other digitizer(s) is sent

synchronously to an internal 25 MHz clock. For more information about

synchronization, refer to the NI-SCOPE Software User Manual.

Contents

Main Page Important Information Warranty Copyright Trademarks Patents Compliance FCC/Canada Radio Frequency Interference Compliance Determining FCC Class FCC/DOC Warnings Class A Contents About This Manual Chapter 1 Introduction Chapter 2 Hardware Overview Page About This Manual Conventions Related Documentation Safety Information Page Page Introduction Installing the NI 5911 Connecting Signals Page Acquiring Data with the NI 5911 Programmatically Controlling the NI 5911 Interactively Controlling the NI 5911 with the Scope Soft Front Panel Hardware Overview Differential Programmable Gain Input Amplifier (PGIA) Differential Input Grounding Considerations Input Ranges Input Impedance Input Bias Input Protection AC Coupling Conventional and Flexible Resolution Modes Conventional Mode Sampling Methods Flexible Resolution Mode How Flexible Resolution Works Calibration Self-Calibrating the NI 5911 When Self-Calibration Is Needed What Self-Calibration Does Why Warnings Occur During Acquisition Triggering and Arming Analog Trigger Circuit Trigger Holdoff Memory Triggering and Memory Usage Multi-Record Acquisitions RTSI Bus and Clock PFI PFI Lines PFI Lines as Inputs PFI Lines as Outputs Synchronization Page A Specifications Acquisition System Page Acquisition Characteristics Accuracy Common-Mode Characteristics Filtering Dynamic Range Distortion Timebase System Triggering Systems Page Calibration Safety Electromagnetic Compatibility CE Compliance B Technical Support and Professional Services Page Glossary Symbols A B C D Page K L M N O P R S T U V W Index A B C D E F G H I O P R S T W