Performance Characteristics | Agilent Technologies 42A, 54621D, 24A

Performance Characteristics

This chapter lists the performance characteristics for the Agilent 54620-series and 54640-series oscilloscopes.

•The 54620-series performance characteristics start on page 7-3.

•The 54640-series performance characteristics start on page 7-13

7-2

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Agilent Technologies 42A, 54621D, 24A, 54621A, 22A, 41A manual Performance Characteristics

Contents

Agilent 54621D/22D/41D/42D Mixed-Signal Oscilloscopes Display shows current input signals Horizontal Controls select sweep speed and delay parametersSoftkeys extend the functionality of command keys Utilities This Book Page Contents Contents Trigger Types Using Labels on the Mixed-Signal Oscilloscope Run/Stop/Single/Infinite Persistence Operation Saving and Recalling Traces and Setups Capturing DataMath Functions Cursor Measurements Utilities Contents-6 Getting Started Getting Started Getting Started Setting up the Oscilloscope To inspect package contents To inspect package contents Package contents for 54620/40-Series Oscilloscopes To inspect options and accessories To inspect options and accessories To inspect options and accessories Accessories available Model Description To inspect options and accessories Power Cords Plug Type Cable Part Number To clean the oscilloscope To clean the oscilloscopeDisconnect power from the instrument To adjust the handle To adjust the handle To power-on the oscilloscope To power-on the oscilloscopePress the power switch To adjust the waveform intensity To adjust the waveform intensity To connect the oscilloscope analog probes To connect the oscilloscope analog probes Press Autoscale To compensate your analog probeTo compensate your analog probe To use the digital probes mixed-signal oscilloscope only To use the digital probes mixed-signal oscilloscope only Connect the clip to a node in the circuit you want to test Signal Lead Ground Lead Clip Signals Ground To connect a printer To connect a printerTo connect an RS-232 cable To verify basic oscilloscope operation To verify basic oscilloscope operationPress the Autoscale key on the front panel Getting started using the oscilloscope interface To verify basic oscilloscope operation Using Quick Help Getting Started Loading an updated language file from floppy disk Loading an updated language file from floppy diskPage Front-Panel Overview Front-Panel Overview Using Single versus Run/Stop Using Auto trigger mode versus Normal trigger modeViewing signal detail with acquire mode Important Oscilloscope Considerations Important Oscilloscope Considerations Using Vectors Display menu Delayed Sweep Post Acquisition Processing 54620/40-series Oscilloscope Front Panels 54620/40-series Oscilloscope Front Panels 54624A 4-Channel Oscilloscope Front Panel Entry knob Autoscale key Softkeys Front-Panel Operation 54621D, 54622D D, and 54642D digital channels Interpreting the display Interpreting the display Example To use analog channels to view a signalTo use analog channels to view a signal To use digital channels to view a signal To use digital channels to view a signal To display signals automatically using Autoscale To display signals automatically using AutoscaleHow Autoscale Works Undo Autoscale To apply the default factory configuration To apply the default factory configuration To adjust analog channel vertical scaling and position Center the signal on the display using the position knobTo adjust analog channel vertical scaling and position Measurement Hints Expand About Center To set the vertical expand reference for the analog signalTo set analog channel probe attenuation factor To display and rearrange the digital channels To display and rearrange the digital channels To operate the time base controls Press the Main/Delayed, then press the Vernier softkeyTo operate the time base controls First set trigger Mode/Coupling Mode softkey to Normal To start and stop an acquisitionTo make a single acquisition To start and stop an acquisition To use delayed sweep Press the Delayed softkeyTo use delayed sweep Press Main/Delayed To make cursor measurements To make cursor measurements To make automatic measurements To make automatic measurementsChoose what measurement you want on that source by pressing To modify the display grid To modify the display gridTo print the display Triggering the Oscilloscope Trigger Out connector Triggering the Oscilloscope To select the Mode and Coupling menu Selecting Trigger Modes and Conditions Auto Level and Auto modes To select a trigger mode Normal, Auto, Auto LevelTo select a trigger mode Normal, Auto, Auto Level Normal mode To select trigger Coupling To select trigger CouplingTo select Noise Reject and HF Reject To set holdoff To set holdoff To set holdoff Holdoff Operating Hints External Trigger Input External Trigger Probe SettingsExternal Trigger Input Previous menu Trigger Types MegaZoom Technology Simplifies Triggering To use Edge triggering To use Edge triggeringSelect 1, 2, Ext, or Line as the trigger source To use Edge triggering To use Pulse Width triggering To use Pulse Width triggering Press the qualifier softkey to select the time qualifier Qualifiers can be set as follows Qualifier time set softkey To use Pattern triggering To use Pattern triggering Specifying an Edge in a Pattern To use can triggering To use can triggering Press the Baud softkey to set the can signal baud rate Press the Trigger softkey to select the trigger condition To use Duration triggering To use Duration triggering To use Duration triggering When the duration trigger occurs To use I2C triggering To use I2C triggering Ack Data Stop Start Address R/W Condition Frame Start Addr7 Read Ack Data or Condition 26th clock edge To use I2C triggering To use Sequence triggering To use Sequence triggering Sequence Selected Edge Pattern 1 and Edge Press the Stage softkey and select FindPress the Find softkey and select the Find stage condition Press the Stage softkey and select Trigger on Edge Pattern 2 and Edge Nth Edge Press the Stage softkey and select Reset on Edge 1 or Pattern 1 and Edge Timeout To use Sequence triggering To use SPI triggering To use SPI triggering Resetting all bits in the serial data string to one value Assign source channels to the clock, data, and frame signals To use SPI triggering To use SPI triggering To use TV triggering To use TV triggering Press the Mode softkey to select the TV triggering mode To use TV triggering Provide Correct Matching TV standard Field Alt Field To trigger on a specific line of video Alternate Triggering Line Numbers per Field for Each TV Standard Line Number Represents Count To trigger on all TV line sync pulses To trigger on a specific field of the video signal To trigger on all fields of the video signal To trigger on odd or even fields Holdoff Settings To use USB triggering To use USB triggering To use USB triggering Trigger Out connector MegaZoom Concepts and Oscilloscope Operation MegaZoom Concepts and Oscilloscope Operation MegaZoom Concepts Memory depth values Deep MemoryDeep Memory MegaZoom Technology Oscilloscope ResponsivenessOscilloscope Responsiveness Display Update Rate Display Update Rate Turning channels off To setup the Analog channelsTo setup the Analog channels To setup the Analog channels Press the Invert softkey to inverted the selected channel Press the Imped impedance softkeyPress the BW Limit softkey to turn on bandwidth limiting Press the Probe softkey to display the channel probe menu To setup the Horizontal time base Press the Main softkey to select Main horizontal modeTo setup the Horizontal time base Main mode Press the Vernier softkey to turn on the time base vernier To setup the Horizontal time base Delayed mode To setup the Horizontal time base Roll mode XY mode Acquisition Modes Acquisition ModesPress the Acquire key to display the Acquire menu All points displayed after Single or Stop Peak Detect Average Mode Smoothing # Avgs=1 or High-resolution mode Realtime Mode Display modes Press the Display key to view the Display menuInfinite Persistence Clear display Vectors On/Off Zoom Pan and ZoomPan and Zoom To pan and zoom a waveform To pan and zoom a waveform Run/Stop/Single/Infinite Persistence Operation Single versus Run/Stop Acquiring DataAcquiring Data Memory Depth/Record Length Memory Depth/Record LengthRun/Stop versus Single Single To run and stop an acquisition To take a single tracePress the Single key To run and stop an acquisition Connect a signal to the oscilloscope Set up the trigger To capture a single eventTo capture a single event Operating Hints Clearing stored infinite persistence waveforms To use infinite persistenceTo use infinite persistence To clear the waveform display To clear the waveform displayPress the Display key, then press the Clear Display softkey Configuring the Mixed-Signal Oscilloscope To display digital channels using Autoscale Interpreting the digital waveform display Activity indicatorInterpreting the digital waveform display List of stacked channels To turn individual channels on and off To turn individual channels on and off To force all channels on or all channels off To change the display size of the digital channelsPress the Turn on or Turn off softkey Displayed To change the logic threshold for digital channels To change the logic threshold for digital channels Input Impedance Using Digital Channels to Probe CircuitsUsing Digital Channels to Probe Circuits High-Frequency Probe Equivalent Circuit Probe Grounding Best Probing Practices Using Labels on the Mixed-Signal Oscilloscope To turn the label display on or off To turn the label display on or off To assign a predefined label to a channel To assign a predefined label to a channelPress the Label key To define a new label Label Assignment Auto-Increment FeaturesTo define a new label To define a new label Label List Management To reset the label library to the factory default Press the Default Library softkeyTo reset the label library to the factory default Defaulting labels without erasing the default library Making a hardcopy print Saving and Recalling Traces and SetupsPress the Save/Recall key to display the Save/Recall menu To Autosave traces and setups To Autosave traces and setups MegaZoom Concepts and Oscilloscope Operation To create a new file name, press the New File softkey To save traces and setups to a new file on the floppy diskTo save traces and setups to a new file on the floppy disk Recalling overwrites current settings To recall traces and setupsTo recall traces and setups Saving printing screen images to floppy disk Saving printing screen images to floppy diskPress the CSV, TIF, or BMP softkey Recalling the factory default setup Recalling the factory default setup Making Measurements Making Measurements Concepts about the 54620/40-series Oscilloscopes Main and Delayed Sweep Capturing Data Making Measurements To use delayed sweep To reduce the random noise on a signal To reduce the random noise on a signal LF Reject Use averaging to reduce noise on the displayed waveform Press the Acquire key, then press the Averaging softkey Smoothing # Avgs=1 or High-resolution mode Making Measurements Characterize the glitch with delayed sweep To use the Roll horizontal mode To use the Roll horizontal modePress the Main/Delayed key, then press the Roll softkey To use the XY horizontal mode To use the XY horizontal mode Signal centered on the display Calculate the phase difference using the formula below Signals are 90 out of phase Signals are in phase Math Functions Math Operating Hints Math Scale and Offset are Set Automatically Math Scale and OffsetMath Scale and Offset Multiply Multiply Subtract Subtract Differentiate Differentiate Figure below shows an example of differentiate Integrate Integrate Integrate and Signal Offset FFT Measurement FFT Measurement Aliasing FFT Operation Scale and offset considerations FFT Measurement Hints FFT Measurement FFT Measurement Hints Cursor Measurements To make cursor measurements Select the X and Y softkeys to make a measurement Cursor Examples Cursors measure frequency of pulse ringing Measuring pulse width with cursors Phase Delay Automatic MeasurementsAverage Amplitude Base Maximum Minimum Peak-to-Peak RMS Top Preshoot Overshoot Making automatic measurements Making automatic measurements Making time measurements automatically Making time measurements automaticallyFFT measurements Digital channel time measurements Counter Duty CycleFrequency Period Making time measurements automatically Fall Time Rise Time+ Width Width Making time measurements automatically At Min Isolating an event for frequency measurement Making Delay and Phase Measurements Making Delay and Phase MeasurementsDelay Digital channel measurements Phase Measurement Math Measurements and Units Making voltage measurements automaticallyMaking voltage measurements automatically Measurement definitions Using delayed sweep to isolate a pulse for Top measurement Top Preshoot Making overshoot and preshoot measurementsMaking overshoot and preshoot measurements Making overshoot and preshoot measurements Overshoot Page Utilities Utilities To configure Quick Help languages To configure Quick Help languages Loading an updated language file from floppy disk Language Info softkey To update your instrument to the latest application software Press the Format softkey to select the print format To configure a printerTo configure a printer CSV length Scale factorsGray scale printing Form feed To use the floppy disk Deleted files cannot be recoveredTo use the floppy disk To set up the I/O port to use a controller To set up the I/O port to use a controllerPress the XON DTR softkey to set the RS-232 handshake Press the Baud softkey to set the RS-232 baud rate Pin Number Signal RS-232 Connections To set the clock To set the clock Press the Saver softkey to select the screen saver type To set up the screen saverTo set up the screen saver To set up the screen saver To perform service functions To perform service functionsPress Start User Cal to start the routine User Cal About Oscilloscope User Cal StatusSelf test Default Library softkey mixed-signal oscilloscopes only To set other optionsTo set other options Expand softkey Performance Characteristics Performance Characteristics Acquisition Digital Channels on 54621D and 54622D only Agilent 54620-series Performance CharacteristicsAcquisition Analog Channels Agilent 54620-series Performance Characteristics Vertical System Analog Channels Vertical System Digital Channels 54621D and 54622D only Accuracy = ±2.0%80 mV + 0.4%80 mV = ±1.92 mV Horizontal Sample rate of 200/400 MSa/s Trigger System Can External EXT Triggering Analog Channel TriggeringDigital D15 D0 Channel Triggering 54621D and 5462 2D Measurement Features Display System FFT Storage Installation categories General CharacteristicsPower Requirements Agilent 54620-series Performance Characteristics Agilent 54640-series Performance Characteristics Acquisition Digital Channels on 54641D and 54642D only Agilent 54640-series Performance Characteristics Vertical System Digital Channels 54641D and 54642D only Range Ns/div to 50 s/div Resolution Vernier Minimum pulse width setting 2 ns Digital D15 D0 Channel Triggering 54641D and 54642D Display System Window Rectangular, Flattop, Hanning Noise Floor General Characteristics Page Index Numerics Index Missing acknowledge condition, I2C trigger Index-3 Index-4 Declaration of Conformity Product Regulations EMC Declaration of Conformity Product Regulations Safety Document Warranty Agilent Technologies, Inc