AK4122AVQ

Overview

The AK4122AVQ is a single-channel digital sample rate converter manufactured by Asahi Kasei Microdevices. It operates within a supply voltage range of 3V to 3.6V and supports sampling frequencies from 8kHz to 96kHz. The device is housed in a 48-LQFP (7x7) surface-mount package with an operating temperature range of -10°C to 70°C. It features a serial interface for data communication and is designed specifically for digital audio interfacing applications.

Feature Summary

• Single-channel digital sample rate conversion
• Built-in Digital Audio Interface Receiver (DIR)
• Supports sampling rates from 8kHz to 96kHz
• 48-LQFP (7x7) surface-mount package

Applications

• Digital audio interfacing systems
• Audio equipment requiring sample rate conversion
• Evaluation boards for digital audio processing

Procurement Notes

The AK4122AVQ is listed as an obsolete product with an End-of-Life notification dated June 9, 2021. Verification of current availability should be conducted through authorized distributors or secondary market suppliers, as standard manufacturing supply has ceased.

Selection Notes

Select the AK4122AVQ for applications requiring a dedicated single-channel sample rate converter with integrated DIR functionality. Ensure the design accommodates the 3V to 3.6V supply voltage and the -10°C to 70°C ambient temperature operating range. The 48-LQFP package requires appropriate PCB footprint design for surface mount assembly.

Part Context

This component belongs to the AK4122 series of digital audio interface receivers and sample rate converters. It is often utilized in conjunction with evaluation boards such as the AKD4122 for development and testing purposes in digital audio system designs.

Replacement Considerations

As the part is obsolete, no direct manufacturer-confirmed replacement part numbers are provided in the source data. Designers should evaluate alternative sample rate converters with compatible pinouts and specifications.