Analog Discovery 2 Specifications

A high performance, all-in-one USB oscilloscope & instrumentation system

Analog Discovery 2.Analog Discovery 2.

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Analog Discovery 2 pinout diagram.

Analog Inputs

  • Channels: 2
  • Channel type: differential
  • Resolution: 14-bit
  • Absolute Resolution (scale ≤0.5V/div): 0.32mV
  • Absolute Resolution (scale≥1V/div): 3.58mV
  • Accuracy (scale≤0.5V/div, VinCM = 0V): ±10mV±0.5%
  • Accuracy (scale≥1V/div, VinCM = 0V): ±100mV±0.5%
  • CMMR (typical): ±0.5%
  • Sample rate (real time): 100MS/s
  • Input impedance: 1MΩ||24pF
  • Scope scales: 500uV to 5V/div
  • Analog bandwidth with Discovery BNC adapter: 30+MHz@ 3dB, 10MHz@ 0.5dB, 5MHz@ 0.1dB
  • 与包括flyw模拟带宽ires: 9MHz@ 3DB，2.9MHz@ 0.5DB，0.8MHz@ 0.1dB
  • Input range: ±25V (±50V diff)
  • Input protected to: ±50V
  • Buffer size/channel: Up to 16k samples
  • Triggering: edge, pulse, transition, hysteresis, etc.
  • Cross-triggering with Logic Analyzer, Waveform Generator, Pattern Generator, or external trigger
  • Sampling modes: average, decimate, min/max
  • Mixed signal visualization (analog and digital signals share same view pane)
  • Real-time views: FFTs, XY plots, histograms, and other
  • Multiple math channels with complex functions
  • Cursors with advanced data measurements
  • Captured data files can be exported in standard formats
  • Scope configurations can be saved, exported, and imported

Arbitrary Waveform Generator

  • Channels: 2
  • Channel type: single ended
  • Resolution: 14-bit
  • Absolute Resolution (amplitude ≤1V): 166µV
  • Absolute Resolution (amplutide >1V): 665µV
  • 精度 - 典型（| Vout |≤1V）：±10mV±0.5％
  • Accuracy - typical (|Vout| > 1V): ±25mV ± 0.5%
  • Sample rate (real time): 100MS/s
  • AC amplitude (max): ±5 V
  • DC Offset (max): ±5 V
  • 与发现的模拟带宽BNC适配器：12MHz@ 3dB, 4MHz@ 0.5dB, 1MHz@ 0.1dB
  • 与包括flyw模拟带宽ires: 9MHz@ 3DB，2.9MHz@ 0.5DB，0.8MHz@ 0.1dB
  • Slew rate (10V step): 400V/µs
  • Buffer size/channel: up to 16k samples
  • Standard waveforms: sine, triangle, sawtooth, etc.
  • 高级波形：扫描，AM，FM。
  • User-defined arbitrary waveforms: defined within WaveForms software user interface or using standard tools (e.g. Excel)

逻辑分析仪

  • Channels: 16 (shared)
  • Sample rate (real time): 100MS/s
  • Buffer size/channel: up to 16K samples
  • Input logic: LVCMOS (1.8V/3.3V, 5V tolerant)
  • Multiple trigger options including pin change, bus pattern, etc.
  • Cross-triggering between Analog input channels, Logic Analyzer, Pattern Generator, or external trigger
  • Interpreter for SPI, I2C, UART, Parallel bus
  • Data file import/export using standard formats

数字图案生成器

  • Channels: 16 (shared)
  • Sample rate (real time): 100MS/s
  • 算法模式发生器（未使用的缓冲区）
  • Custom pattern buffer/channel: up to 16K samples
  • Output logic standard: LVCMOS (3.3V, 12mA)
  • Data file import/export using standard formats
  • Customized visualization for signals and buses

Digital I/O

  • Channels: 16 (shared)
  • Input logic: LVCMOS (1.8V/3.3V, 5V tolerant)
  • Output logic standard: LVCMOS (3.3V, 12mA)
  • Virtual I/O devices (buttons, switches & displays)
  • Customized visualization options available

Power Supplies

  • Voltage range: 0.5V…5V and -0.5V…-5V
  • PMAX（USB驱动）：总计500MW
  • PMAX（AUX驱动）：每个电源的2.1W
  • Imax (AUX powered): 700mA for each supply
  • 精度（无负载）：±10mv

网络分析仪

  • Shared instruments: Scope, AWG
  • Frequency sweep range: 1Hz to 10MHz
  • 频率步骤：5…1000
  • Settable input amplitude and offset
  • Analog input records response at each frequency
  • Available diagrams: Bode, Nichols, or Nyquist

Voltmeters

  • Channels (shared with scope): 2
  • Channel type: differential
  • Measurements: DC, AC, True RMS
  • Resolution: 14-bit
  • Accuracy (scale ≤0.5V/div): ±5mV
  • Accuracy (scale ≥1V/div): ±50mV
  • Input impedance: 1MΩ || 24pF
  • Input range: ±25V (±50V div)
  • Input protected to: ±50V

Spectrum Analyzer

  • Channels (shared with scope): 2
  • Power spectrum algorithms: FFT, CZT
  • 频率范围模式：中心/跨度，开始/停止
  • Frequency scales: linear, logarithmic
  • Vertical axis options: voltage-peak, voltage-RMS, dBV, and dBu
  • Windowing: options: rectangular, triangular, hamming, Cosine, and many others
  • Cursors and automatic measurements: noise floor, SFDR, SNR, THD and many others
  • Data file import/export using standard formats

Other Features

  • USB power option; all needed cables included.
  • External supply option: 5V, 2.5A (not included)
  • High-speed USB2 interface for fast data transfer
  • Waveform Generator output played on stereo audio jack
  • Trigger in/trigger out allows multiple instruments to be linked
  • Cross triggering between instruments
  • Help screens, including contextual help
  • Instruments & workspaces can be individually configured; configurations can be exported
  • Device drivers available for NI LabVIEW