SigmaTel

SigmaTel (SGTL delisted from NASDAQ after 2008 acquisition by Freescale Semiconductor) was a System On a Chip SOC electronics and software company headquartered in Austin, Texas, that designed AV media player/recorder SOCs, reference circuit boards, SOC Software Development Kits built around a custom cooperative kernel and all SOC device drivers including USB Mass Storage and AV decoder DSP, media player/recorder software apps, and controller chips for multifunction peripherals. SigmaTel became Austin's largest IPO as of 2003 when it became publicly traded on NASDAQ. The company was driven by a talented mix of electrical and computer engineers plus other professionals with semiconductor industry experience in Silicon Hills, the number two IC design region in the United States, after Silicon Valley.