Instrument module · MB-SCOPE14

Oscilloscope

Four common-ground analog inputs with 14-bit ADCs. Capture at 80 MS/s per channel with four inputs, 160 MS/s with two, or 320 MS/s on CH1. Bandwidth is 20 MHz or 60 MHz, depending on mode.

To be announcedPricing

SKU MB-SCOPE14

Software · Firmware · Gateware

Triggering and analysis

Set trigger conditions in Control Hub, then inspect waveforms, measurements and decoded protocol traffic in the same capture.

View trigger types

Block diagram

Architecture

Four inputs feed a 14-bit ADC running at 80 to 320 MS/s depending on channel allocation. The FPGA acquisition engine buffers samples in DDR memory before the MCU streams them over USB-C 3.0 or gigabit Ethernet.

BLOCK-LEVEL · NOT A SCHEMATIC
Oscilloscope block diagram: four channel inputs, 14-bit ADC at 80 to 320 MS/s, FPGA with DDR memory, MCU with USB-C 3.0 and gigabit Ethernet

Specifications

Input ranges, acquisition modes and operating conditions.

Analog inputs
4Common-ground BNC
ADC resolution
14 bitHardware definition
Bandwidth
20 / 60 MHzMode-dependent
Sample rate
Up to 320 MS/sSingle-channel

Acquisition modes

Higher-rate modes use ADC interleaving: CH1 + CH2 at 160 MS/s per channel, or CH1 at 320 MS/s.

Sample rate, analog bandwidth and streaming throughput are distinct specifications.
Active inputsReal-time sample rateBandwidth / condition
4 channels · CH1–CH480 MS/s per channel20 MHz bandwidth
2 channels · CH1 + CH2160 MS/s per channel60 MHz bandwidth; interleaved
1 channel · CH1320 MS/s60 MHz bandwidth; interleaved

Analog inputs

Four common-ground BNC inputs. Ranges are input-referred peak values, not volts per division.

ParameterSpecificationConditions
Input channels / connectors4 × BNCCommon ground; no galvanic isolation
ADC resolution14 bitHardware definition; not a claim of 14 effective bits
High-impedance input1 MΩ ±1%; 10–16 pFcomplete BNC, PCB and enclosure
Terminated input50 Ω ±2%selectable termination
CouplingAC / DC in 1 MΩ; DC only in 50 Ω50 Ω mode forces DC coupling
1 MΩ input ranges±5, 10, 20, 50, 100, 200, 500 mV; ±1, 2, 5, 10, 20 V1–2–5 sequence; ±R means 2R peak-to-peak
50 Ω input rangesSame sequence through ±5 VNormal measurement range, not a fault rating
AC coupling corner≤2 Hz1 MΩ mode

Detailed specifications

Vertical accuracy & signal quality

13 parameters

Accuracy and signal quality after calibration.

ParameterSpecificationConditions
DC–1 kHz accuracy, 20–30 °C±1.0% of reading ±0.10% of rangeAfter calibration
DC–1 kHz accuracy, 10–40 °C±2.0% of reading ±0.25% of rangeAfter calibration
Offset span: ±5 / 10 / 20 mV ranges±25 mVSignal plus offset must stay within the input range
Offset span: ±50 / 100 / 200 mV ranges±250 mVInput offset span
Offset span: ±0.5 / 1 / 2 V ranges±2.5 VInput offset span
Offset span: ±5 / 10 / 20 V ranges±20 VInput offset span
RMS noise, ±5 mV range≤15 µV at 20 MHz; ≤25 µV at 60 MHzgrounded 1 MΩ or terminated 50 Ω input, no averaging
SINAD at 1 MHz≥48 dB on ±5 / 10 / 20 mV; ≥60 dB on other ranges90%-range sine, any acquisition mode
SINAD at 60 MHz≥40 dB on ±5 / 10 / 20 mV; ≥48 dB on other ranges90%-range sine, interleaved modes
SFDR≥60 dBc at 1 MHz; ≥50 dBc at 60 MHz90%-range sine, calibrated; 60 MHz in interleaved modes
Passband flatness±0.50 dB through 0.75 × bandwidthDC coupled, from 10 Hz or 10 × AC corner, whichever is higher
10–90% rise time≤25 ns at 20 MHz; ≤8.5 ns at 60 MHzMode-dependent bandwidth
Channel isolation≥60 dB in 4-channel mode; ≥54 dB in 2-channel modeThrough mode bandwidth; same-range grounded victim, 90%-range aggressor

Acquisition & timebase

3 parameters

Rates above are per displayed input. Record length, transport throughput and acquisition firmware are separate specifications.

ParameterSpecificationConditions
Real-time acquisition80 / 160 / 320 MS/sSee channel allocation above
Sampling-clock aperture jitter≤0.66 ps RMSCombined sampling jitter; separate from trigger jitter
Residual ADC-path skew≤3 ps after calibrationInterleaved ADC paths; separate from channel-to-channel skew

Software & analysis

2 parameters

Control Hub provides waveform display, analysis and instrument control.

ParameterSpecificationConditions
Host applicationControl HubShared instrument application
Software accessAll features across devices; no paid unlocksOpen-source software, firmware and gateware; licence details accompany source releases

Connections & power

2 parameters

USB-C and Ethernet connect the instrument to its host.

ParameterSpecificationConditions
Host interfacesUSB-C / EthernetHost control and data transfer
Power inputUSB-CPower input

Protection & operating conditions

3 parameters

Input grounding, measurement conditions and calibration records.

ParameterSpecificationConditions
Isolation / measurement categoryCommon ground; no CAT rating claimedNo mains-safety or galvanic-isolation approval
Measurement conditions10–40 °C after 20 minutes warm-upNarrower conditions apply to some accuracy limits
Calibration / test documentationPer-device reports through the customer accountAccount sign-in required

Physical specifications & supplied equipment

1 parameters

Instrument module format.

ParameterSpecificationConditions
Module format2UModular Bench format

Platform interface

Platform specification
Shared module format, control interfaces and rack configuration.
ParameterSpecificationDetail
Module format2UModular Bench format
Rack capacity7 module positionsModular Bench format
User interfaceShared touchscreenModular Bench format
Control interfacesUSB-C / EthernetModular Bench format
Power inputUSB-CModular Bench format

Documentation

System interfaces, software features and equipment records.

Software and protocol support
Control Hub features ↗
Module interfaces
Hardware platform ↗
Per-device test reports
Your equipment ↗Account sign-in required

Control Hub

Oscilloscope software

Four-channel waveform display with SPI decoding, packet results and channel controls.

APPLICATION SCREENSHOTS
Theme
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Open full size (opens in a new tab)
Control Hub oscilloscope in the light theme, showing four waveforms, SPI decode annotations and a packet table.
Four-channel capture with SPI packet decoding.LIGHT / CAPTURE

Protocol support matrix