CX20704

Audio Speakers-on-a-Chip Speakers-on-a-Chip with On-chip Voice/Audio DSP, Integrated I2S/I2C Codec, and Mono Class-D Amplifier CX20704 Conexant’s portfolio includes a comprehensive suite of semiconductor solutions for communications and consumer applications. The CX20704 is one of Conexant’s Speakers-on-a-Chip (SPoC) embedded audio solutions for convergence audio entertainment and voice communication applications. The SPoC features a proprietary on-chip Digital Signal Processor (DSP), Codec, Mono Class-D Amplifier, I2S and I2C interfaces, high performance 24-bit DAC’s and ADC’s, a range of digital and analog input/ output channel selections for flexible routing and mixing, and a stereo capless headphone driver in a cost-effective single-chip package. The solution features a suite of turnkey audio and voice enhancement algorithms designed for applications such as Portable Navigation Devices, Portable Media Players, Multimedia IP phones, and Mobile Internet Devices. This product is part of the CX2070x SPoC family, which includes CX20702, CX20703, CX20705, CX20706, CX20707 and CX20709. The device features multiple high performance 24-bit DACs for stereo speaker output, multiple 24-bit high performance ADCs supporting mono microphone and one stereo line input, capless headphone output, support for bi-directional 12S, PCM, S/PDIF-out with independent sampling rates, and a range of digital and analog input/output channel selections for flexible routing and mixing. Different a...