ADAU1772BCPZ

Interface - CODECs

The ADAU1772BCPZ chip is an analog-to-digital (A/D) converter solution designed for application in audio products. It is a high-performance, low-power device that delivers excellent audio performance and easy implementation, while optimizing power consumption and cost. The device offers up to 4x3 stereo input channels, 4x3 digital audio output ports, and selectable digital audio output ports.

Application Field

The ADAU1772BCPZ is an all-in-one solution for a variety of audio applications such as, but not limited to: digital receivers, automotive audio systems, stereo amplifiers, and medical instrument audio products. This all-in-one solution eliminates the need for several separate components, saving on development costs and reducing board size and power consumption. This device is highly suited for multimedia systems, such as teleconferencing and a variety of professional audio systems.

Working Principle

The ADAU1772BCPZ low-power A/D converter features integrated, low-noise, high-speed, resolution 8-bit and 16-bit microprocessors. It utilizes proprietary algorithms and techniques to provide best-in-class audio performance in terms of THD+N, SNR, and dynamic range. The device operates at up to 96 kHz, with a signal-to-noise riding of up to -87 dBV. Additionally, it supports linear PCM, professional-level non-linear audio codecs and multi-mode dual-bit rate modes.

The ADAU1772BCPZ supports digital outputs such as I2S, PCM, SPDIF, and optical S/PDIF. It also includes integrated support for various audio evaluation algorithms, such as Doppler phase shift, equalization, and acoustic echo cancellation.

The ADAU1772BCPZ features an industry-standard I2C-controlled Volume Gain Control that allows up to four independent channels and provides smooth, static and dynamic gain adjustments. For maximum flexibility, the chip supports a wide voltage supply range from 1.8 V to 3.6 V and supports multiple channel configurations such as mono, stereo, mono to mono, or mono to stereo.

Conclusion

The ADAU1772BCPZ is a highly efficient analog-to-digital converter solution, offering excellent audio performance and easy implementation. This device is well suited for a variety of audio applications including automotive audio systems, digital receivers, stereo amplifiers, and medical instrument audio products. Its low-power and cost-saving feature set make it a great choice for customers looking to reduce their development costs without compromising on quality.