CX20705

Audio Speakers-on-a-Chip Speakers-on-a-Chip with On-chip Audio DSP, Integrated I2S/I2C/USB Codec, and Class-D Amplifier CX20705 Conexant’s portfolio includes a comprehensive suite of semiconductor solutions for communications and consumer applications. The CX20705 is one of Conexant’s Speakers-on-a-Chip (SPoC) embedded audio solutions for designing 2.1 Channel audio entertainment applications. The device features a proprietary Digital Signal Processor (DSP), Codec, stereo 2.5 Watt Class-D amplifier, capless headphone driver, digital Crossover, and I2S, USB, and I2C interfaces in a cost-effective single-chip package. The solution features a suite of turnkey audio post-processing effects specifically designed for 2.1 Channel audio entertainment applications such as Smartphone/iPOD docking systems and All-In-One speakers. This product is part of the CX2070x SPoC family, which includes CX20702, CX20703, CX20704, CX20706, CX20707 and CX20709. The device features multiple high performance 24-bit DACs for 2.1 Channel speaker output, multiple 24-bit high performance ADCs supporting up to three stereo line inputs, capless headphone output, support for bi-directional I2S, PCM, S/PDIF-out with independent sampling rates, and a range of digital and analog input/output channel selections for flexible routing and mixing. The integrated digital crossover supports sub-woofer configuration. Different audio sampling rates ranging from 8 kHz to 96 kHz are generated directly from the master c...