Promising performance, cost and board space advantages, Freescale Semiconductor Inc. this week will launch a pair of dual-core 90-nanometer digital signal processors that support multiple high-definition audio standards, including DTS-HD, Dolby Digital+ and Dolby TrueHD. The Symphony DSP56720 and DSP56721 represent the first offerings in a new Freescale family of 24-bit audio processors targeting ...