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DSO90404A Infiniium High Performance Oscilloscope: 4 GHz

Product Status: Currently Orderable | Currently Supported

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Current Firmware/Software

Version: 06.00.00701
Release Date: 2017-05-09

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Infiniium 90000 Series Oscilloscopes - Data Sheet
The Infiniium 90000A Series oscilloscopes are engineered to give you unmatched real-time measurement accuracy. They are used in compliance testing in today's most popular serial bus standards.

Data Sheet 2017-05-16

User's Guides, Programmer's Guides, and Online Help (Version 06.00.00701)
This installer places an "Infiniium Docs" folder shortcut on your desktop. In this folder you can find user's guides, programmer's guides, and other manuals that go with Infiniium oscilloscope system software.

Help File 2017-05-09

EXE EXE 372.33 MB
Basic Oscilloscope Fundamentals - Application Note
This application note provides an overview of basic oscilloscope fundamentals. You will learn what an oscilloscope is and how to use oscilloscopes.

Application Note 2017-04-25

Programmer's Guide for Infiniium Oscilloscopes (PDF)
This is a printable PDF version of the Infiniium Oscilloscopes Programmer's Guide.

Programming and Syntax Guide 2017-04-01

Programmer's Guide for Infiniium Oscilloscopes (CHM)
This is a Windows HTML Help (CHM) version of the Infiniium Oscilloscopes Programmer's Guide.

Programming and Syntax Guide 2017-04-01

Probe Resource Center
Visit the Probe Resource Center for probe manuals, data sheets, SPICE models, videos, application notes, and more.

Help File 2017-03-03

Infiniium 90000A Series Service Guide
This book provides the service documentation for the Keysight Technologies 90000A Series oscilloscopes.

Service Manual 2017-02-23

User's Guide for Infiniium 90000A Series Oscilloscopes
This book gives you the information you need to begin using the Infiniium 90000A Series Oscilloscope.

User Manual 2017-02-23

Infiniium Oscilloscope Probes and Accessories - Data Sheet
Infiniium oscilloscopes have a wide selection of high-quality probes and accessories for your particular applications to help you get the most out of your scope.

Data Sheet 2017-02-14

Evaluating Oscilloscope Sample Rates vs. Sampling Fidelity - Application Note
Make the most accurate digital measurements by learning how to evaluate oscilloscope sample rates vs. signal fidelity.

Application Note 2017-01-11

N5435A Infiniium Server-Based License for Infiniium Oscilloscopes - Data Sheet
The N5435A Infiniium server-based license allows you to move your oscilloscope application license from one Infiniium oscilloscope to another, using a license server.

Data Sheet 2016-12-24

Probe Deskewand Performance Verification Kit User’s Guide
Shows how to perform probe deskew and performance verification using the E2655C kit.

User Manual 2016-08-21

Keysight Free Software Trial Demo
See how easy it is to download and use a Keysight free 30-day software trial. This short video explains how to download an 89600 VSA software free trial and explore what the software can do. Keysight offers free 30-day trials of its broad range of design and test software with absolutely no obligation. Get started today at

Demo 2016-05-20

N5413B and N5413C DDR2 and LPDDR2 Compliance Test Application – Data Sheet
The N5413B DDR2 and LPDDR2 compliance test application provides a fast and easy way to test, debug and characterize your DDR2 and LPDDR2 designs.

Data Sheet 2016-04-15

E2688A, N5384A High-Speed Serial Data Analysis and Clock Recovery Software - Data Sheet
The E2688A serial data analysis software provides engineers with a fast and easy way to validate signal integrity for serial interface designs. The E2688A, when used with the 54850 Series Infiniium real-time oscilloscopes, performs mask testing and characterizes serial data streams that employ embedded clocks. The E2688A enables engineers to verify compliance to computer, communication, and data communications standards such as PCI Express, Serial ATA, Fibre Channel, and Gigabit Ethernet.

Data Sheet 2016-04-01

Rack Mount Kit Installation Guide for Infiniium 90000, 90000 X, and V-Series Oscilloscopes
This guide contains instructions for installing the rack mount kit.

Installation Manual 2016-02-01

N2753A and N2754A Windows XP to Windows 7 Upgrade Kits - Configuration Guide
Keysight's N2753A and N2754A Windows XP to Windows 7 upgrade kits help you transition your Infiniium 9000, 90000, and 90000 X-Series oscilloscopes' operating systems.

Data Sheet 2015-11-03

Understanding the Right Metrics to use when Evaluating Oscilloscope Quality - Application Note
For scopes with bandwidth in the GHz range, a quality metric involves characterizing the analog-to-digital converter (ADC) using effective number of bits (ENOB). How important is ENOB?

Application Note 2015-08-26

Keysight oscilloscopes: Using ScopeMath app
Watch this video to learn how to acquire, filter, and analyze live digital signals for Keysight Infiniium and InfiniiVision oscilloscopes using the MATLAB application ScopeMath. MATLAB software is avialable with the purchase of a new Infiniium or InfiniVision oscilloscope as the N8831A, Option 61, or Option 62

Demo 2015-05-11

User-defined functions for Keysight oscilloscopes
Watch this video to learn how to make user-defined custom measurements for Keysight Infiniium oscilloscopes using the N8806A user-defined function option, which includes MATLAB software. N8806A is orderable from Keysight with the purchase of an Infiniium oscilloscope. Video hosted on MathWorks website. (8:02)

Demo 2015-05-11

Evaluating Oscilloscope Bandwidths for Your Application - Application Note
How much bandwidth does your oscilloscope really need? Learn how to choose the correct bandwidth oscilloscope for your application.

Application Note 2014-12-19

USB 2.0 Compliance Testing with Infiniium Oscilloscopes - Application Note
This Application Note discusses the solution for the USB 2.0 test suite. The Keysight solution is the only one-box solution that uses the official USB-IF scripts for precompliance ans compliance testing.

Application Note 2014-08-03

Using Microwave Switches When Testing High Speed Serial Digital Interfaces
Many high speed digital interfaces use multiple lanes to achieve their system's throughput requirements. Most issues associated with this can be resolved with a switching network.

Application Note 2014-08-03

Bandwidth and Rise Time Requirements for Making Accurate Oscilloscope Measurements
How much oscilloscope bandwidth do you need and how fast does the rise time need to be to measure your signals accurately?

Application Note 2014-08-02

An Overview of the Electrical Validation of 10BASE-T, 100BASE-TX, and 1000BASE-T - Application Note
The technology used in these ports, commonly known as “LAN” or “NIC” ports, is usually one of the 10BASE-T, 100BASE-TX, and 1000BASE-T standards or a combination of them.

Application Note 2014-08-01

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