NI Multisim
PCB design software
Simulation & CAE software
CAD software
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What is NI Multisim
NI Multisim is an electronic circuit design and SPICE-based simulation application used to capture schematics and analyze analog, digital, and mixed-signal circuits. It targets educators, students, and electronics engineers who need interactive simulation, virtual instrumentation, and lab-oriented workflows. The product is commonly used alongside NI hardware and can be paired with Ultiboard for PCB layout handoff.
Integrated SPICE circuit simulation
Multisim provides schematic capture tightly coupled with SPICE simulation for common circuit analysis tasks such as transient, AC, and DC sweeps. It supports mixed-signal workflows that combine analog behavior with digital logic elements. This makes it well-suited for validating circuit behavior early, before committing to PCB layout.
Virtual instruments for labs
The software includes virtual instruments (for example, oscilloscope and function generator-style tools) that support lab-style measurement workflows inside the simulator. This is useful for teaching environments and for engineers who want measurement-like interaction rather than only waveform plots. It aligns well with curricula and prototyping processes that mirror bench testing.
Workflow with Ultiboard PCB
Multisim is designed to transfer designs to Ultiboard for PCB layout, supporting a schematic-to-board workflow within the same vendor ecosystem. This can reduce friction compared with exporting netlists into unrelated PCB tools. For teams already using NI tooling, the integration can simplify handoffs and version alignment.
Not a full PCB platform
While Multisim supports schematic capture, it is not primarily a PCB layout system and typically relies on Ultiboard for board design. Organizations that want a single, end-to-end mechanical/electrical CAD environment may prefer tools that natively combine MCAD, ECAD, and manufacturing outputs. This can add an extra product to license, deploy, and support.
Ecosystem and portability limits
Design portability can be constrained when workflows depend on Multisim-specific component models, virtual instruments, or NI-oriented libraries. Moving projects to other schematic/PCB environments may require re-validation of models and re-mapping of libraries and footprints. This can be a consideration for suppliers or teams collaborating across heterogeneous toolchains.
Advanced verification breadth varies
Compared with some specialized simulation suites, coverage for certain advanced verification needs (e.g., highly specialized device models, power integrity workflows, or deep signal integrity analysis) may require additional tools or alternative simulators. Teams with stringent sign-off requirements often evaluate model availability and solver capabilities carefully. Multisim is frequently strongest in interactive circuit simulation and education-oriented use cases rather than exhaustive sign-off analysis.
Seller details
NI (National Instruments Corporation), a subsidiary of Emerson Electric Co.
Austin, Texas, USA
1976
Subsidiary
https://www.ni.com/
https://x.com/ni
https://www.linkedin.com/company/ni/
