DLM2054

The Yokogawa DLM2054 is a 500 MHz Mixed Signal Oscilloscope (MSO) from the DLM2000 series. Featuring 4 analog channels (or 3 analog channels plus 8-bit digital logic via its flexible MSO input), it offers up to 2.5 GS/s real-time sampling and a rich suite of integrated analysis features, packaged in a compact, portrait-format bench-top design.

Embedded Systems Logic Analysis Power Electronics Serial Data Analysis

Specifications

General

Parameter	Value
Interfaces	USB Host (Front & Rear), USB Device, Ethernet/LAN (Optional /C10), GP-IB (Optional /C1 or /C11)
Display	8.4-inch TFT color LCD, WVGA resolution (800 × 480 pixels)

Physical

Parameter	Value
Power Supply	100 to 240 VAC, 50/60 Hz, maximum power consumption 170 VA
Operating Temperature	5 to 40 °C
Dimensions (W×H×D)	226 mm × 293 mm × 193 mm
Weight	4.2 kg (approx. 9.3 lbs, excluding options and accessories)

Analog Vertical System

Parameter	Value
Analog Input Channels	4 (or 3 analog channels plus 8-bit logic input)
Analog Bandwidth (-3 dB)	500 MHz
Calculated Rise Time (10% to 90%)	700 ps
Input Coupling	AC, DC, GND
Input Impedance	1 MΩ ±1.0% (approx 20 pF) or 50 Ω ±1.5%
Input Sensitivity Range (1 MΩ)	2 mV/div to 10 V/div
Input Sensitivity Range (50 Ω)	2 mV/div to 500 mV/div
Vertical Resolution	8 bits (up to 12 bits in High Resolution mode)
Max Input Voltage (1 MΩ)	150 Vrms (CAT I)
Max Input Voltage (50 Ω)	5 Vrms or less, Peak 10 V or less
DC Gain Accuracy	±1.5% of full scale

Digital Vertical System

Parameter	Value
Digital Channels	8 bits (enabled by converting Analog Channel 4)

Horizontal System

Parameter	Value
Maximum Real-time Sample Rate (Analog)	2.5 GS/s (interleaved mode), 1.25 GS/s (all channels)
Maximum Sample Rate (Digital)	1.25 GS/s
Maximum Record Length (Standard)	1.25 Mpoints/ch (all channels), 12.5 Mpoints (interleaved)
Maximum Record Length (with /M1 option)	6.25 Mpoints/ch (all channels), 62.5 Mpoints (interleaved)
Maximum Record Length (with /M2 option)	12.5 Mpoints/ch (all channels), 125 Mpoints (interleaved)
Time Base Range	1 ns/div to 500 s/div
Time Base Accuracy	±0.0025%

Trigger System

Parameter	Value
Trigger Modes	Auto, Auto Level, Normal, Single, N-Single
Trigger Coupling	AC, DC, HF Reject, LF Reject
Trigger Holdoff Range	10 ns to 10 s
Edge Triggering	Rise, Fall, Both
Trigger Sensitivity	DC to 100 MHz: 1.0 div or less, 100 MHz to 500 MHz: 2.0 div or less

Waveform Analysis & Measurements

Parameter	Value
Automatic Voltage Measurements	Max, Min, P-P, High, Low, Amplitude, Mean, RectMean, RMS, CycleRMS, +Over, -Over
Automatic Time/Frequency Measurements	Frequency, Period, +Width, -Width, Duty, Rise, Fall, Delay
Math Functions	Addition, subtraction, multiplication, FFT, phase, binary, user-defined math (optional)

Connectivity and Interfaces

Parameter	Value
USB Host Ports	2 (1 Front / 1 Rear)
USB Device Port	1 (Rear panel)
External Reference Input	10 MHz ±10 Hz

Environmental & Compliance

Parameter	Value
Operating Humidity Range	20% to 80% RH (no condensation)
Operating Altitude	2000 m or less

Display & Visualization

Parameter	Value
Screen Size	8.4-inch
Screen Resolution	1024 × 768 (XGA)
Screen Type	Color TFT LCD

Memory & Storage

Parameter	Value
Internal Storage Capacity	Approx. 300 MB

Signal Outputs

Parameter	Value
Calibration Signal Output	1 kHz, 1 Vp-p

Options & Extensions

Parameter	Value
Built-in Printer Option	/B5 (thermal paper, 112 mm width)
GPIB Interface Option	/C1
User-Defined Math Option	/G2
Power Supply Analysis Option	/G4
Compatible Logic Probes	Yokogawa 701980 (8-bit, 250 MHz) / 701981 (8-bit, 100 MHz)

Acquisition System

Parameter	Value
Acquisition Modes	Normal, Envelope, Average
Maximum History Waveforms	Up to 20,000 (Standard) / 50,000 (-M1 option) / 100,000 (-M2 option)

Vertical System

Parameter	Value
Bandwidth Limit Filters	Full, 200 MHz, 100 MHz, 20 MHz, 10 MHz, 5 MHz, 2 MHz, 1 MHz, 500 kHz, 250 kHz
Offset Range (1 MΩ)	±0.5 V (2 mV to 50 mV/div), ±5 V (100 mV to 500 mV/div), ±50 V (1 V to 5 V/div), ±500 V (10 V to 50 V/div)
Offset Range (50 Ω)	±0.5 V (2 mV to 50 mV/div), ±5 V (100 mV to 1 V/div)

External Trigger Input

Parameter	Value
External Trigger Input Impedance	1 MΩ ±1%, approx. 20 pF
External Trigger Max Input Voltage	150 Vrms (CAT I)
External Trigger Level Range	±2 V

Logic Inputs

Parameter	Value
Logic Input Threshold Resolution	100 mV
Logic Input Maximum Input Voltage	±40 V (DC + ACpeak)

General Specifications

Parameter	Value
Warm-up Time	30 minutes

Technology

Mixed Signal Oscilloscope

Applications

Electronic hardware design, debugging embedded systems, automotive bus analysis, and power electronics troubleshooting.

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