ADAU1361BCPZ

Overview

The ADAU1361BCPZ is a stereo audio codec featuring 24-bit analog-to-digital and digital-to-analog converters with an integrated phase-locked loop. It supports sampling rates from 8 kHz to 96 kHz and operates on analog and digital supply voltages ranging from 1.8 V to 3.65 V. The device includes six configurable analog input pins, two differential stereo outputs, three single-ended stereo outputs, and one mono headphone driver. Control interfaces include I2C and SPI, while serial data supports I2S, left/right-justified, and TDM modes.

Feature Summary

• Integrated microphone bias circuitry and support for stereo digital microphone inputs
• Flexible analog output mixers supporting AC-coupled or capless configurations
• Software-controllable automatic level control and clickless mute functions
• Programmable PLL generating clocks from standard integer and fractional main frequencies

Applications

• Smartphones and multimedia phones
• Digital still cameras and digital video cameras
• Portable media players and portable audio players
• Phone accessories products

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to confirm package type and reel specifications. Confirm RoHS compliance status and moisture sensitivity levels prior to assembly. Ensure the design accommodates the required exposed pad soldering for thermal management and mechanical reliability.

Selection Notes

Select this component when battery-powered applications require high-fidelity stereo audio conversion within a compact footprint. Verify that the system clock requirements align with the integrated PLL range of 8 MHz to 27 MHz. Ensure the host processor supports the necessary serial control protocols and digital audio interface formats.

Part Context

This part belongs to the Analog Devices ADAU1361 family of low-power audio codecs. It is designed for portable electronics requiring simultaneous recording and playback capabilities. The device integrates signal processing features such as digital volume control and noise gates to reduce external component count.

Replacement Considerations

The EVAL-ADAU1361Z evaluation board is available for testing functionality. No direct pin-compatible replacement parts are documented in the provided source material.