The ZL38004GGG2 is a dual wideband Codec IC made by Microchip. It is part of Microchip's Voice Processing Technology family of products. This IC is designed to provide broadband audio processing capabilities in a variety of applications such as headset telephony, voice-over-IP (VoIP), speakerphones, and more. The ZL38004GGG2 is a lead-free, Pb-free, and RoHS compliant product. It features dual wideband digital interfaces, allowing for simultaneous multi-channel codec operation with sample rates from 8kHz to 48kHz. Additionally, the ZL38004GGG2 is capable of interfacing with most communication protocols, such as TDM, I2S, or PCM, which makes the IC suitable for use with most communication systems. This IC has a wide array of features, including low power consumption, high SNR, and a low EMI profile. Additionally, the ZL38004GGG2 integrates hardware-based echo cancellation and noise reduction technologies for improved voice quality.