ADAU1373BCBZ-R7

Overview

The ADAU1373BCBZ-R7 is a low-power stereo audio codec manufactured by Analog Devices Inc. It integrates digital audio processing, supporting stereo recording and playback at sampling rates from 8 kHz to 48 kHz. The device features one stereo ADC and two stereo DACs with digital volume control. It provides eight single-ended or four differential analog inputs with programmable gain amplifiers (PGAs) offering gain adjustment from -12 dB to +18 dB. Power consumption is specified as 7 mW for recording and 6 mW for playback at 48 kHz with a 1.8 V supply. The component operates within an ambient temperature range of -40°C to +85°C.

Feature Summary

• Integrated Class-G headphone amplifier and filterless Class-D speaker amplifier
• Built-in fixed-function DSP for equalization and dynamic range control
• Supports multiple digital microphone interfaces and serial audio ports
• Flexible analog input/output mixing and routing capabilities

Applications

• Mobile phones
• Tablet PCs
• E-books
• Portable media players

Procurement Notes

Verify the specific ordering suffix BCBZ-R7 against official documentation to confirm package type and reel specifications. Ensure compatibility with system power rails and I2C bus requirements before procurement. Confirm availability through authorized distributors.

Selection Notes

Select this component when a compact solution combining audio conversion, amplification, and digital signal processing is required. Evaluate the integrated Class-G and Class-D amplifiers against external amplifier needs to optimize board space and power efficiency in portable designs.

Part Context

This part belongs to the ADAU1373 family of low-power audio codecs. It is designed for mobile applications requiring high integration. The BCBZ-R7 designation indicates a specific packaging and tape-and-reel configuration suitable for automated assembly processes.

Replacement Considerations

Check for direct pin-compatible alternatives within the Analog Devices portfolio that offer similar power profiles and amplifier outputs. Verify register compatibility if migrating existing firmware.