Targeting embedded audio and voice applications in IP phones, personal navigation devices, portable media players, and mobile Internet devices, the
CX2070X family of SoCs integrate audio/voice DSPs, multi-bit codecs, digital and analog input/out interfaces, and a 2.5W per channel Class-D amplifier or optional post-width modulation and differential line outs. Proprietary audio-enhancement features include sub-band acoustic echo cancellation, beam forming, end-to-end noise reduction, line echo cancellation, BrightSound, which is a comprehensive suite of parametric equalization, dynamic range compression, and digital crossover algorithms, 3-D phantom speakers, and 3-D virtual immersion. Available in a variety of configurations, additional features include a preset-configuration tool and software for evaluating/developing audio subsystems without a PC or microprocessor. Pricing for the CX2070X family in 76-pin QFN package ranges from $2.25 to $3.75 each/10,000. CONEXANT SYSTEMS INC., Red Bank, NJ. (888) 855-4562.