The Keysight Technologies (formerly Agilent) Infiniium DSO91304A is a 13 GHz, 4-channel high-performance digital oscilloscope engineered for demanding debug, analysis, and compliance workflows. Combining an industry-leading low noise floor with up to 1 Gpts of deep memory and 40 GSa/s real-time sample rates across all channels, the DSO91304A delivers exceptional signal integrity and deep application analysis capabilities. It features a 12.1-inch XGA touchscreen display and the advanced 3-level InfiniiScan Plus hardware-software triggering system to accurately capture and analyze complex waveforms.

Specifications

General

ParameterValue
InterfacesLAN (LXI Class C), GPIB, USB 2.0 Host (front/rear), USB 2.0 Device, Auxiliary Out, Trigger Out, Reference Clock In/Out
Display12.1-inch XGA TFT-LCD touchscreen, 1024 x 768 resolution
Calibration Cycle1 year
LXI ComplianceLXI Class C compliant

Physical

ParameterValue
Power Supply100 - 240 V AC (±10%) at 50/60 Hz, Max power consumption 800 W
Operating Temperature5 °C to +40 °C
Dimensions (W×H×D)434 mm × 330 mm × 507 mm
Weight20.4

Vertical System

ParameterValue
Analog Bandwidth (-3 dB)13 GHz
Input Channels4
Calculated Rise Time (10% to 90%)35 ps
Calculated Rise Time (20% to 80%)25 ps
Input Impedance50 Ω
Input CouplingDC
Vertical Resolution8-bit (up to 12-bit with averaging or high-resolution mode)
Input Sensitivity Range1 mV/div to 1 V/div
DC Gain Accuracy±2% of full scale
Channel-to-Channel Isolation≥ 40 dB (DC to 13 GHz)
Noise Floor (at 100mV/div)3.01 mVrms

Acquisition System

ParameterValue
Maximum Real-Time Sample Rate40 GSa/s on 2 channels, 20 GSa/s on 4 channels
Standard Memory Depth20 Mpts per channel
Maximum Record LengthUp to 1 Gpts per channel (option dependent)
Acquisition ModesNormal, Average, Envelope, Segmented

Horizontal System

ParameterValue
Timebase Range5 ps/div to 20 s/div
Timebase Accuracy±0.1 ppm
Channel-to-Channel Deskew Range±75 ns

Trigger System

ParameterValue
Trigger SourcesChannel 1, Channel 2, Channel 3, Channel 4, Aux
Trigger ModesAuto, Triggered, Single
Trigger CouplingDC, AC, Low Frequency Reject, High Frequency Reject
Trigger Holdoff Range100 ns to 10 s
Trigger SensitivityInternal: 1 div (DC to 13 GHz)
Standard Trigger TypesEdge, Glitch, Width, Transition, Runt, Timeout, Pattern, State, Window, Setup/Hold

Waveform Measurements and Analysis

ParameterValue
Automatic MeasurementsAmplitude, Peak-to-Peak, Max, Min, Period, Frequency, Rise Time, Fall Time, Duty Cycle, Width, Jitter, Eye Measurements
Waveform Math OperatorsAdd, Subtract, Multiply, Divide, FFT, Differentiate, Integrate, Square Root, Absolute Value

Environmental and Compliance

ParameterValue
Storage Temperature Range-40 °C to +70 °C
Operating HumidityUp to 95% relative humidity (non-condensing) at +40 °C
Operating AltitudeUp to 3,000 m (9,842 ft)

Computer System

ParameterValue
Operating SystemWindows 7 Enterprise (64-bit)
ProcessorIntel Core 2 Duo 3.0 GHz
System Memory8 GB DDR3 RAM
Storage250 GB minimum, removable high-performance SSD/HDD

Jitter Performance

ParameterValue
Intrinsic Jitter< 100 fs rms
Jitter Noise Floor< 150 fs rms
Trigger Jitter< 500 fs rms

Timebase

ParameterValue
Timebase Aging±0.1 ppm per year
Timebase Temperature Stability±0.05 ppm

I/O Ports

ParameterValue
LAN Port10/100/1000Base-T Gigabit Ethernet (RJ-45)
GPIB PortIEEE-488 GPIB interface
External Display Output15-pin VGA and DVI-D
PCI Express SlotPCIe x4 slot for external data transfer

Probing

ParameterValue
Probe InterfaceAgilent AutoProbe interface (compatible with InfiniiMax I and II probing systems)

Acquisition

ParameterValue
Maximum Optional Memory Depth500 Mpts (4 channels) / 1 Gpts (2 channels) via Option 500

Connectivity

ParameterValue
Front USB Ports2 x USB 2.0
Rear USB Ports4 x USB 2.0
USB Device Port1 x USB 2.0 Type B (USBTMC)
Auxiliary OutputFront panel BNC, 50 Ω output impedance, configurable as calibration or trigger out

Power

ParameterValue
Max Power Consumption800 W

Performance

ParameterValue
Offset Range±0.4 V (1 to 50 mV/div), ±4 V (50.5 to 400 mV/div), ±5 V (401 mV/div to 1 V/div)
Dynamic Range±4 divisions from center screen
Vertical Sensitivity ResolutionFully variable from 1 mV/div to 1 V/div

Environmental & Safety

ParameterValue
Safety ComplianceIEC 61010-1, CAN/CSA-C22.2 No. 61010-1, UL 61010-1
EMC ComplianceIEC 61326-1, EN 61326-1, ICES/NMB-001, AS/NZS CISPR 11
Pollution DegreePollution Degree 2

Technology

Digital Phosphor Oscilloscope (DPO) / Real-Time Oscilloscope

Applications

High-speed digital design debug, serial bus compliance testing, jitter analysis, RF and spectral analysis