The AD1938WBSTZ-RL is an audio codec manufactured by Analog Devices. It features 4-ADC (Analog-to-Digital Converter) channels and 8-DAC (Digital-to-Analog Converter) channels with an onboard PLL (Phase Locked Loop). It offers a high-performance sample rate converter, providing high-fidelity audio performance. It has a 112 dB SNR (Signal-to-Noise Ratio), and is suitable for multi-channel and stereo applications. The AD1938WBSTZ-RL supports both analog and digital interfaces, which makes it ideal for consumer audio applications. With its advanced features, the AD1938WBSTZ-RL provides customers with excellent audio performance.