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Agilent Technologies 54621A User Manual

Agilent Technologies 54621A
276 pages
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User’s Guide
Publication Number 54622-97036
September 2002
For Safety Information and Regulatory information,
see the pages behind the Index.
© Copyright Agilent Technologies 2000-2002
All Rights Reserved
Agilent 54621A/22A/24A/41A/42A
Oscilloscopes and
Agilent 54621D/22D/41D/42D
Mixed-Signal Oscilloscopes
Advanced Test Equipment Rentals
www.atecorp.com 800-404-ATEC (2832)
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Table of Contents

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Agilent Technologies 54621A Specifications

General IconGeneral
TypeDigital Oscilloscope
Bandwidth100 MHz
Channels2
Sample Rate200 MSa/s
Vertical Sensitivity2 mV/div to 5 V/div
Vertical Resolution8 bits
Input CouplingAC, DC, GND
Input Impedance1 MOhm || 13 pF
Maximum Input Voltage400 V (DC + peak AC)
Trigger ModesEdge, Pulse, Video, Pattern
Display TypeLCD
Display Size8 inch
InterfaceGPIB, RS-232
Power Requirements100-240 VAC, 50/60 Hz

Summary

Getting Started

Setting Up the Oscilloscope

Verifies oscilloscope and accessory package contents for damage or missing items.

Cleaning and Handle Adjustment

Instructions for safely cleaning the oscilloscope and adjusting its handle.

Powering On and Display Adjustment

Steps to connect power, turn on the oscilloscope, and adjust display intensity.

Connecting Probes and Peripherals

Guide to connecting analog probes, digital probes, printers, and RS-232 cables.

Verifying Basic Operation

Procedure to confirm the oscilloscope is functioning correctly after setup.

Oscilloscope Interface and Quick Help

Explains how to access and configure the Quick Help system and set display languages.

Front-Panel Overview

Important Oscilloscope Considerations

Discusses acquisition modes and signal viewing techniques.

Front-Panel Operation and Controls

Interpreting the display, analog and digital channel operations.

Display and Printing Settings

Configuration for Autoscale, default settings, display grid, and printing output.

Horizontal Controls and Acquisition

Explains time base controls, run/stop, single acquisition, and delayed sweep.

Measurement Tools (Cursors, Automatic)

Guide to using cursors and automatic measurements for signal analysis.

Triggering the Oscilloscope

Trigger Modes, Coupling, and Holdoff

Sets trigger modes (Auto, Normal), coupling, and holdoff time for stable triggering.

External Trigger Input Settings

Configures probe attenuation, units, and input impedance for external trigger.

Edge Triggering

Triggers based on signal slope and voltage level for rising or falling edges.

Pulse Width Triggering

Triggers on pulses with specific width criteria (less than, greater than, range).

Pattern Triggering

Triggers on a specific logical pattern across multiple channels.

CAN Bus Triggering

Triggers on specific CAN bus protocol events like Start of Frame.

Duration Triggering

Triggers based on the time duration of a specified channel pattern.

I2C Bus Triggering

Triggers on specific I2C serial communication events (start, stop, address, data).

LIN Bus Triggering

Triggers on specific LIN serial bus protocol events like Sync Break.

Sequence Triggering

Triggers based on a sequence of defined events (find, trigger on, reset).

SPI Triggering

Triggers on SPI serial data patterns during specific framing periods.

TV Signal Triggering

Captures complex television signal waveforms by triggering on sync pulses or lines.

USB Triggering

Triggers on specific USB protocol events like Start/End of Packet or Suspend.

Trigger Out Connector Functionality

Describes the pulse output for triggering external equipment.

MegaZoom Concepts and Oscilloscope Operation

MegaZoom Technology Concepts

Explains how MegaZoom provides deep memory with responsive control and high update rates.

Display Update Rate Explained

Discusses how MegaZoom technology maintains a high display update rate.

Analog Channel Setup and Adjustment

Details setting analog channel sensitivity, coupling, impedance, and probe parameters.

Horizontal Time Base Control and Modes

Explains setting time base, sweep speed, delay, and using Main, Delayed, Roll, XY modes.

Acquisition Modes Explained

Describes Normal, Peak Detect, Average, and Realtime acquisition modes.

Display Modes and Persistence Settings

Covers setting display modes like Vectors, Infinite Persistence, and Grid intensity.

Pan and Zoom Waveform Features

Explains how to pan and zoom acquired waveforms for detailed analysis.

Acquisition Control (Run/Stop/Single/Persistence)

Details controlling data acquisition using Run/Stop, Single, and persistence modes.

Mixed-Signal Oscilloscope Configuration

Covers digital channel setup, logic thresholds, probing practices, and channel labeling.

Saving, Recalling, and Printing Data

Guides on saving/recalling traces/setups, autosaving, and printing screen images.

Making Measurements

Capturing Data and Waveform Analysis

Explains using main and delayed sweeps to capture and analyze waveform data.

Reducing Signal Noise

Techniques to reduce noise using trigger path filtering and averaging.

Capturing Glitches and Narrow Pulses

Using Peak Detect and Infinite Persistence to capture transient events.

Roll and XY Horizontal Modes

Describes using Roll mode for low-frequency signals and XY mode for phase analysis.

Math Functions and Operations

Performing basic math operations on analog channels and functions.

FFT Measurement and Analysis

Computing Fast Fourier Transforms for frequency domain analysis.

Cursor Measurements

Using horizontal and vertical cursors to measure time and voltage values.

Automatic Measurements

Guide to using Quick Meas for automatic measurement of signal parameters.

Setting Measurement Thresholds

Defining vertical levels for accurate automatic measurements.

Time Measurements Explained

Details on automatic measurements like Frequency, Period, Rise/Fall Time, Width.

Delay and Phase Measurements

Measuring time difference and phase shift between signals.

Voltage Measurements Explained

Details on automatic measurements like Amplitude, Average, RMS, Peak-Peak.

Overshoot and Preshoot Measurements

Measuring signal distortion before and after edge transitions.

Utilities

System Configuration and Management

Setting Quick Help languages and updating instrument software.

Printer and Floppy Disk Operations

Configuring printer interface and managing floppy disk files.

I/O Port, Clock, and Screen Saver Settings

Setting up I/O ports, real-time clock, and screen saver options.

Instrument Service Functions (User Cal, Self Test)

Performing instrument calibration and self-testing procedures.

Setting Other Oscilloscope Options

Adjusting expand settings and managing the default label library.

Performance Characteristics

Agilent 54620-series Performance Specifications

Detailed technical specifications for the Agilent 54620-series oscilloscopes.

Agilent 54640-series Performance Specifications

Detailed technical specifications for the Agilent 54640-series oscilloscopes.

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