Highlights

12 GSa/s Streaming Arbitrary Waveform Generator

Functionality

  • Highest performance streaming arbitrary waveform generator with up to 12 GSa/s
  • Full rate, gapless streaming of raw or I/Q samples from compatible storage, DSP, digitizers or custom hardware
  • Up to 2 channels in a 2U AXIe module, controlled via external PC or AXIe system controller
  • 1 or 2 channel AWG module with
    • 14-bit resolution up to 8 GSa/s
    • 12-bit resolution up to 12 GSa/s
  • Variable sample rate from 1 GSa/s to 8 or 12 GSa/s
  • Analog bandwidth up to 5 GHz
  • Spurious-free-dynamic range (SFDR) up to -90 dBc typical
  • Harmonic distortion (HD) up to -72 dBc typical
  • Internal broadband clock synthesizer with optional low-phase-noise clock input
  • Optional real-time digital signal processing in Keysight Technologies, Inc. proprietary ASIC for digital up-conversion to IF1

Performance

  • 12 bit resolution up to 12 GSa/s
  • 14 bit resolution up to 8 GSa/s
  • Analog Bandwidth up to 5 GHz
  • Spurious-free dynamic range (SFDR) -90 dBc @ 100 MHz

Optical data interface

  • 2 x 160 Gb/s optical streaming interface
  • Supports full rate, gapless streaming of samples into the M8121A from compatible storage, digital signal processing (DSP) or digitizer devices or custom hardware
  • Synchronization input for deterministic latency e.g. from a digitizer input to M8121A output

Two output paths for different applications

  • Direct DAC — optimized for best SFDR & HD
    • SFDR up to -90 dBc (typ), out = 100 MHz, measured DC to 2 GHz
    • Amplitude 350 mVpp ... 700 mVpp, offset –20 mV ... +20 mV
    • Differential output
  • Optional DC coupled amplifier
    • Amplitude 500 mVpp ... 1.0 Vpp; (over-programming down to 150 mV possible)
    • Output voltage window: –1.0 V … +3.3 V
    • Differential output

M8192A multi-channel synchronization module

  • Phase coherent synchronization of up to six M8121A modules (= 12 channels)
  • One trigger input can trigger up to six M8121A modules with deterministic latency
  • Skew can be adjusted with 50 fs delay resolution between any two channels
  • 1U AXIe module for high port density
The M8121A offers a unique combination of outstanding signal performance, wide bandwidth and unlimited playback time. Through an optical data interface, running at up to 160 Gb/s, the M8121A can receive real or complex samples from compatible storage device, DSP module, digitizer or custom hardware. A digital up-conversion engine is built into the M8121A core ASIC.
M8121A Arbitrary Waveform Generator (12 GSa/s)

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