National Instruments NI 5911 Common-Mode Characteristics, Filtering

AppendixA Specifications

©NationalInstruments Corporation A-3 NI5911 User Manual

Maxmeasurable input voltage ............... ±10 V (DC + peak AC)

Inputprotection ......................................±42 VDC (DC + peak AC)

Inputbias current ................................... ±1 nA, typical at 25 °C

Common-Mode Characteristics

Impedanceto chassis ground ................. 10 kΩ

Common-moderejection ratio............... CMRR > –70dB, (Fin <1kHz)

Filtering

Sampling

Frequency

Filter

Mode Bandwidth Ripple

Alias

Attenuation

100MHz/nOscilloscope 100 MHz ±3dB N/A

12.5MHz Flexible

Resolution

3.75MHz ±0.2dB –60dB

5MHz Flexible

Resolution

2MHz ±0.1dB –70 dB

2.5MH z Flexible

Resolution

1MHz ±0.05dB –80dB

1MHz Flexible

Resolution

400kHz ±0.005dB –80 dB

500kHz Flexible

Resolution

200kHz ±0.005dB –80 dB

200kHz Flexible

Resolution

80kHz ±0.005 dB –80 dB

100kHz Flexible

Resolution

40kHz ±0.005 dB –80 dB

50kHz Flexible

Resolution

20kHz ±0.005 dB –80 dB

20kHz Flexible

Resolution

8kHz ±0.005dB –80 dB

10kHz Flexible

Resolution

4kHz ±0.005dB –80 dB

*1<n<232in oscilloscope mode

Contents

Main Page Important Information Warranty Copyright Trademarks WARNINGREGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS Conventions Contents Chapter 1 Taking Measurements with the NI 5911 Chapter 2 Hardware Overview Page Taking Measurements with the NI 5911 Installing the NI 5911 Connecting Signals Page Acquiring Data with Your NI 5911 Programmatically Controlling Your NI 5911 Interactively Controlling Your NI 5911 with VirtualBench-Scope Using the VirtualBench-Scope Soft Front Panel Acquiring Data Soft Front Panel Features Page Hardware Overview Differential Programmable Gain Input Amplifier (PGIA) Differential Input Grounding Considerations Input Ranges Input Impedance Input Bias Input Protection AC Coupling Oscilloscope and Flexible Resolution Modes Oscilloscope Mode Sampling MethodsReal Time and RIS Flexible Resolution Mode How Flexible Resolution Works Calibration Internally Calibrating the NI 5911 When Internal Calibration Is Needed What Internal Calibration Does Why Errors Occur During Acquisition External Calibration Triggering and Arming Analog TriggerCircuit Page Page TriggerHold-Off Memory Triggeringand Memor y Usage Multiple Record Acquisitions RTSI Bus Triggerand Clock Lines PFI Lines PFI Lines as Inputs PFI Lines as Outputs Synchronization A Specifications Acquisition System Acquisition Characteristics Accuracy Common-Mode Characteristics Filtering Dynamic Range Distortion Timebase System TriggeringSystems Page Calibration B Digitizer Basics Understanding Digitizers Nyquist Theorem Analog Bandwidth Sample Rate Vertical Sensitivity ADC Resolution Record Length TriggeringOptions Random Interleaved Sampling Page Making Accurate Measurements FigureB-7. DynamicRange of an 8-Bit ADC with Three Different Gain Settings Page Page C Technical Support Resources Web Support NI Developer Zone Customer Education System Integration Worldwide Support Glossary Symbols A B C D E F G H I Page N O P R S T U V W Index Numbers A B C E F G H I M N O P R S T V W