The NJU8402 is a 16-bit delta-sigma Digital-to-Analog Converter for stereo audio. It consists of Serial Audio Data Interface, Digital Interpolation Filter, Modulator, SC LPF, Buffer Amp, System Controller for status control. It operates on single +5V power supply. Furthermore, it accepts 16-bit input audio data length or 18-bit, and supports I2S serial data format and LSB justified. Therefore, the NJU8402 is suitable for CD, MD, DAT and other digital audio applications.