Cadence® Sigrity™ SystemSI™ signal integrity (SI) solutions provide a comprehensive and flexible SI analysis environment for accurately assessing high-speed, chip-to-chip system designs. A block-based editor makes it easy to get started. The solutions support industry-standard model formats and automatically connect the models. With a unique combination of frequency domain, time domain, and statistical analysis techniques, you can be confident of achieving robust parallel bus and serial link interface implementations.
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Auto-Route versus Auto-Interactive Routing--Which Is Better?
This article discusses the similarities and differences of auto-route versus auto-interactive routing and which type of routing would be best to use.
Vertical Conductive Structures (VeCS) for PCB HD Trace Routing
This article is about Vertical Conductive Structures (VeCS) and how they are used to benefit high-density routing in a printed circuit board design.
Why and When Is Thermal Paste Needed for PCB Assembly?
Is thermal paste needed for your board’s assembly can be determined by following the checklist we provide in this blog.
Hardware Description Languages: VHDL vs Verilog, and Their Functional Uses
Although Verilog is an HDL, it is more of a hardware modeling language and thus more suited for verification than VHDL.
Rev-Up Your Heat Sink Design Using CFD Simulations
Heat sink CFD simulations give the aerodynamic profile of a system, which helps the designers address thermal problems through heat sink geometry optimization.
Overview of Inductance Equations and Applications in Circuit Design
Changes in current flow and voltage are calculated and analyzed with the help of inductance equations.
Vias: Types and Applications
This article discusses the types and applications of vias in printed circuit board design and how PCB design CAD tools can help you work with them.
The Application of the Finite-Difference Time-Domain (FDTD) Method
The finite-difference time-domain method is a discrete approximation of Maxwell's equations that numerically solves in both time and 3-dimensional space.
Using Impedances in Parallel to Maximize PCBA Power Transfer
Good PCBA design requires that you effectively use impedances in parallel to improve signal integrity and maximize power transfer. Let’s look at how.
Addressing Coupling Capacitance in Designs
Coupling capacitance is one parasitic element that causes signal bleed between different circuits. Here’s how to model and extract coupling capacitance.
Keeping EMC Controlled to Optimize Circuit Performance
This article is about what EMC circuit performance is, why it is important to your PCB design, along with some useful EMI control tips for your next project.
Routing Basics for Stripline Transmission Lines
This article looks at what stripline transmission line routing is, and how you can use your design tools to more effectively route these sensitive traces.
Using Power Factor Calculations for PCBA Reliability
Using power flow calculations to optimize your signals during design, as discussed in this blog, can shave time and costs from your board development process.
Where Can You Find Crosstalk in Your Designs?
Controlling crosstalk is one of the most important aspects of signal integrity. Here’s how you can use Allegro’s post-layout analysis tools to examine crosstalk in your PCB.
The Use of Steady State Thermal Analysis on Power Semiconductor Devices
A Steady State Thermal Analysis provides insight into a device’s functionality and performance under extreme thermic conditions.
Sigrity PowerSI 3D EM Extraction Option
Rapidly model full IC packages or full PCBs without power and ground planes using quasi-static solver technology
Overview of DDR Routing
This overview of DDR routing is full of recommendations for your next PCB design involving memory routing.
Considerations for Signal Plane Stackups
Signal plane stackups will determine trace impedance, power integrity, and signal integrity. You’ll need to design the right stackup for your digital or analog system.
What You Can Learn From a SPICE EMC Simulation
Here are the top five PCB design guidelines for analog circuits that will help you in your mix-circuit PCB designs.
Understanding PCB Via-In-Pad Design
Via-in-pad design is one of the best solutions for routing high-density PCB designs. Here is more information on what VIPs are and how they can be used.