The 821034DNG is a Codec ICs PQFP-52 RoHS manufactured by Integrated Device Technology (IDT). It is a multi-channel, high-performance audio codec IC designed for use in audio-processing systems. The device features various power saving modes, 8-channel analog input, S/PDIF receivers, digital microphone inputs, 8-channel digital output, support for ANC and PCM, and low-noise analog output. The device is RoHS compliant and has an operating temperature range of 0°C to 70°C.