The Agilent Keysight 54846B is a high-performance 4-channel digital storage oscilloscope from the Infiniium 54800 Series. Featuring a 2.25 GHz analog bandwidth and a real-time sample rate of up to 8 GSa/s, it is engineered to capture demanding high-speed signals with exceptional accuracy. The instrument combines a familiar analog-like front panel with an intuitive Windows-based graphical user interface, making advanced analysis, remote control, and optional features like voice control and USB 2.0 compliance testing easily accessible.

Specifications

General

ParameterValue
InterfacesLAN, GPIB, RS-232, Parallel, PS/2, VGA out
Display10.4-inch color active-matrix TFT-LCD, 640 × 480 resolution

Physical

ParameterValue
Power Supply100-240 VAC (±10%), 47-440 Hz, 390 W maximum power consumption
Operating Temperature5 °C to +40 °C
Dimensions (W×H×D)426 mm × 216 mm × 437 mm
Weight14.2

Vertical System

ParameterValue
Analog Bandwidth (-3 dB)2.25 GHz
Calculated Rise Time (10% to 90%)< 156 ps
Number of Input Channels4
Input Impedance50 Ω
Input CouplingDC
Vertical Resolution8 bits (up to 12 bits with averaging)
Input Sensitivity Range2 mV/div to 1 V/div
Maximum Input Voltage5 V rms
DC Gain Accuracy±1.25% of full scale
Channel-to-Channel Isolation (DC to 1 GHz)≥ 40 dB
Channel-to-Channel Isolation (1 GHz to 2.25 GHz)≥ 30 dB
Vertical Offset Range (2 mV to 100 mV/div)±1 V
Vertical Offset Range (101 mV to 1 V/div)±10 V
Probe Interface SupportAutoProbe interface

Horizontal System

ParameterValue
Timebase Range50 ps/div to 20 s/div
Timebase Accuracy±15 ppm (0.0015%)
Timebase Resolution2 ps

Acquisition System

ParameterValue
Maximum Real-Time Sample Rate8 GSa/s (2 channels), 4 GSa/s (4 channels)
Maximum Record Length (Memory Depth)64 kpts/channel (standard)
Acquisition ModesSample, Peak Detect, Averaging, High Resolution

Trigger System

ParameterValue
Trigger SourcesChannel 1, Channel 2, Channel 3, Channel 4, Auxiliary, Line
Trigger ModesAuto, Triggered, Single
Trigger Holdoff Range50 ns to 10 s
Standard Trigger TypesEdge, Glitch, Pattern, State, Setup/Hold, Transition, Window, Video

Waveform Measurements and Analysis

ParameterValue
Automatic MeasurementsPeak-to-Peak, Amplitude, Max, Min, Top, Base, Mean, RMS, Overshoot, Preshoot, Rise Time, Fall Time, Period, Frequency, Positive Width, Negative Width, Duty Cycle
Waveform Math OperatorsAdd, Subtract, Multiply, Divide, FFT, Integrate, Differentiate
FFT Window TypesHanning, Hamming, Flat Top, Rectangular

Display and User Interface

ParameterValue
Display Size10.4 inches
Display Resolution640 × 480 pixels
Waveform Display FormatsYT, XY
Operating SystemWindows

Connectivity and Interfaces

ParameterValue
Video Output PortVGA out
External Trigger InputYes
Reference Clock InputYes

Environmental and Compliance

ParameterValue
Operating AltitudeUp to 4,600 m (15,000 ft)
Storage Temperature Range-40 °C to +70 °C

Physical Characteristics

ParameterValue
Form FactorBenchtop

Features & Options

ParameterValue
Logic Analyzer Time CorrelationCompatible with Agilent 16700 series logic analyzers
Voice Control OptionSupported (hands-free operation)
USB 2.0 Test OptionSupported (low/full/high speed compliance testing)
Web-Enabled Remote ControlSupported with e-mail on trigger
Communications Mask Test KitOptional

Triggering System

ParameterValue
Internal Trigger Sensitivity (DC to 1 GHz)0.5 div
Internal Trigger Sensitivity (1 GHz to 2.25 GHz)1.0 div
Trigger Jitter< 8 ps RMS

Environmental

ParameterValue
Operating HumidityUp to 95% relative humidity (non-condensing) at +40 °C

Compliance & Safety

ParameterValue
Safety CertificationsUL 3111-1, CSA C22.2 No. 1010.1, EN 61010-1

Performance

ParameterValue
Maximum Equivalent-Time Sample Rate250 GSa/s
Rise Time (20% to 80%, typical)110 ps
Channel-to-Channel Deskew Range±100 ns
Sample Rate Range5 Sa/s to 8 GSa/s real-time
Hardware Trigger BandwidthDC to 2.25 GHz

PC Hardware & Storage

ParameterValue
Mainframe CPUIntel Celeron 566 MHz
Standard System RAM128 MB
Internal Hard Disk Capacity≥20 GB
Internal Floppy Drive3.5-inch 1.44 MB

Power Requirements

ParameterValue
Power Consumption390 W maximum
Line Frequency Range47 Hz to 440 Hz
Input Voltage Range100 V to 240 V AC (±10%)

Inputs & Outputs

ParameterValue
Parallel Port Connector25-pin D-sub
Serial Port Connector9-pin D-sub
PS/2 PortsTwo 6-pin mini-DIN (mouse & keyboard)
USB PortsTwo USB 1.1 Type A

Environmental & Reliability

ParameterValue
Operating Vibration (Random)0.3 g (rms), 5 Hz to 500 Hz
Non-operating Vibration (Random)2.0 g (rms), 5 Hz to 500 Hz
Operating Shock15 g, 11 ms half-sine

Technology

Digital Storage Oscilloscope (DSO)

Applications

High-speed digital design, communications testing, signal integrity analysis, and general-purpose lab debugging