CLKDA is the market and technology leader in Timing Variance Analysis and High Accuracy Timing. Our customers include the top global semiconductor companies. Our FX Applications solve mission critical problems for chip frequency, yield, and time to market. 

FX is the first transistor model and simulator specifically engineered for digital variance and delay analysis. FX is in production at the most advanced IC geometries at 20nm, 16nm, 14nm and 10nm with all of the leading foundries. We work closely with our partners to design next generation variation aware design and sign-off flows. 

CLKDA was founded in 2004. Its management team has over 200 years of experience in EDA between them. The company was funded by Atlas Ventures and Morgenthaler, who backed companies such as Synopsys, Viewlogic and Apple.

Our headquarters is in Littleton, Massachusetts, just outside of Boston. CLKDA has offices in California, Texas and Taiwan.