National Semiconductor Corporation was a leading American semiconductor company founded in 1959 and headquartered in Santa Clara, California. Known for its broad range of analog and mixed-signal semiconductor products, National Semiconductor was recognized for its innovation in power management, signal processing, and communications technologies. In 2011, National Semiconductor was acquired by Texas Instruments, a major player in the semiconductor industry. The acquisition integrated National Semiconductor's expertise and product lines into Texas Instruments’ broader portfolio.