AK4122AVQ Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Not For New Designs
Function:	Sample Rate Converter
Applications:	Digital Audio Interfacing
Number of Channels:	1
Interface:	Serial
Voltage - Supply:	3 V ~ 3.6 V
Operating Temperature:	-10°C ~ 70°C (TA)
Specifications:	8kHz ~ 96kHz
Package / Case:	48-LQFP
Supplier Device Package:	48-LQFP (7x7)

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Audio Special Purpose: AK4122AVQ Application Field and Working Principle

The AK4122AVQ from Asahi Kasei Microdevices Corporation (AKM) is an audio-specific Semiconductor Integrated Circuit (IC) designed for use in various audio applications including professional audio equipment and in home entertainment systems. Its functionalities range from simple analog-to-digital conversion for home audio applications, to providing sophisticated digital signal processing for professional use. This article will discuss the various application fields for AK4122AVQ, as well as the device’s basic working principle.

Application field

The AK4122AVQ is a top-of-the-line IC tailored specifically for audio applications. It can be used in digital recording systems or professional sound systems to convert analog signals into digital format and vice versa, in order to facilitate the transfer of audio signals between different media. Additionally, it can be used in digital equalizers and Master Clock Generator (MCG) systems to optimize audio performance, as well as in low noise voltage regulator and gain optimization systems. AKM is a major supplier of audio components to the automotive industry. The AK4122AVQ is a commonly used component in car audio systems, as it allows for much better audio quality than traditional analog-based audio systems. It can be used to provide advanced digital signal processing, such as noise reduction and auto-equalization, as well as to reduce power consumption of the overall system. The AK4122AVQ is also used in a variety of consumer audio products such as device chargers, portable audio players, and portable speakers. It allows for a greater degree of sound optimization, resulting in higher overall audio quality. Finally, the AK4122AVQ is a commonly used component in industrial audio applications. Its advanced digital signal processing capabilities make it a valuable tool for optimizing sound in large spaces, such as concert venues and theaters.

Working principle

The AK4122AVQ uses a combination of analog-to-digital and digital-to-analog converters to convert incoming and outgoing audio signals, respectively. It uses two 16-bit digital-to-analog converters (DACs) and two 24-bit analog-to-digital converters (ADCs). The device also includes a digital signal processor (DSP) which facilitates a range of signal processing tasks.The AK4122AVQ is capable of digital signal processing of audio signals in both directions, with a maximum sample rate of 48 kHz. This allows for various functions to be applied to the audio signal, such as noise reduction, auto-equalization, and gain optimization.The AK4122AVQ also features a Master Clock generator (MCG) which ensures that clock signals sent out to other components are in sync with each other. This helps to reduce errors, jitter, and crosstalk in the system.

Conclusion

The AK4122AVQ from AKM is an audio-specific integrated circuit designed for use in a variety of audio applications. It is capable of digital signal processing of audio signals in both directions, allowing for advanced optimization and noise reduction of audio signals. Additionally, it includes a Master Clock Generator (MCG) which helps to reduce errors and minimize jitter and crosstalk. The AK4122AVQ can be used in digital recording systems, as well as home, automotive, and industrial audio applications.

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