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One of the toughest challenges in designing memory interfaces is accurately measuring timing while also considering fluctuations in power and ground rails due to simultaneously switching signals. Signal in...
This conference paper presentation from Toshiba discussed using OptimizePI to reduce time spent on optimizing decoupling capacitors and SPEED2000 to address EMI/EMC concerns.
In the area of high-speed design, power and signal integrity pose increasing challenges to PCB designers. It is necessary to analyze the power and signal integrity issues at the upfront design level before...
Effects of Power Ground Via Distribution on the Power Ground Performance of C4 BGA Packages Conference Paper
The effects of the distribution of power and ground vias in C4/BGA type of packages are studied. Two types of via distributions are evaluated. One type is that vias are concentrated in the core area. The o...
Shorting Via Arrays for the Elimination of Package Resonance to Reduce Power Supply Noise in Multi-layered Area-Array IC Packages Conference Paper
This paper presents full-wave electromagnetic field simulations on the effects of shorting via arrays for the reduction of power and ground noise in IC packages. Properties of internal resonance in multi-l...
Power and ground planes in a printed circuit board may connect to the power supply at several locations. Moreover, a number of decoupling capacitors may be connected to the power and ground planes. As one ...
Modeling of the Electrical Performance of the Power and Ground Supply for a PC Microprocessor on a Card Conference Paper
The electrical characteristics of the power and ground supply of a PC microprocessor packaged in a Ball Grid Array (BGA) package mounted on a card are studied by dynamic electromagnetic field analysis. The...
By reviewing the classic (or traditional) signal integrity (SI) methodology, analyzing high-speed design flows, and examining what is employed in Cadence® Sigrity™ power and signal simulations using the SP...
Cadence announced its Cadence® Sigrity™ 2018 release, which includes new 3D capabilities that enable PCB design teams to accelerate design cycles while optimizing cost and performance.
19 Jul 2018
Cadence Sigrity PowerDC Technology Supports Future Facilities' New Open Neutral File Format for Thermal Interoperability
Cadence announced that Cadence® Sigrity™ PowerDC™ technology supports Future Facilities’ new open neutral file format, which solves the challenge of sharing design models between different thermal simulati...
19 Mar 2018