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AK4456VN

Name: AK4456VN
Rating: 4.7 (12 reviews)

IC DAC/AUDIO 32BIT 768K 48QFN

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規格

Part Status	Active
Type	DAC, Audio
Number of Channels	6
Resolution (Bits)	32 b
Sampling Rate (Per Second)	768k
Data Interface	DSD, I2S
Voltage Supply Source	Analog and Digital
Voltage - Supply	1.7V ~ 5.5V
Operating Temperature	-40°C ~ 105°C
Mounting Type	Surface Mount
Package / Case	48-VFQFN Exposed Pad
Supplier Device Package	48-QFN (7x7)
Base Product Number	AK4456

概述

Description

The AK4456VN is a high-performance digital-to-analog converter (DAC) developed by Asahi Kasei Microdevices (AKM). It is designed for audio applications, providing high-resolution audio playback with a sampling rate of up to 768 kHz and 32-bit support. The DAC utilizes AKM's Velvet Sound technology, which enhances audio quality by minimizing distortion and improving dynamic range.
Key features include a built-in low-pass filter, advanced noise shaping, and support for various digital audio interfaces like I2S and TDM. The AK4456VN is ideal for high-fidelity audio products such as digital audio players, home theater systems, and professional audio equipment. Its low power consumption makes it suitable for portable devices.
Overall, the AK4456VN combines exceptional audio performance, flexible interfaces, and efficiency, making it a popular choice among audio engineers and manufacturers seeking to deliver premium sound quality.

Features

The AK4456VN is a high-performance digital-to-analog converter (DAC) designed by AKM Semiconductor. Key features include:
1. High Resolution: Supports 32-bit resolution with up to 768 kHz sampling rate.
2. Low Noise: Offers excellent signal-to-noise ratio (SNR) for high-fidelity audio applications.
3. Multiple Filters: Includes various digital filters that allow for customization of sound characteristics.
4. Integrated Functions: It features a built-in digital volume control and a de-emphasis function for optimal audio playback.
5. Compatibility: Supports various input formats, making it suitable for a wide range of audio devices.
6. Power Efficiency: Designed for low power consumption, making it ideal for portable applications.
7. Compact Size: Available in a compact package, facilitating easy integration into consumer electronics.
Overall, the AK4456VN is tailored for high-quality audio applications in home audio equipment, portable devices, and professional audio systems.

Package

The AK4456VN is available in a 32-pin VQFN package type. This compact, surface-mount package is designed for efficient thermal performance and minimal space requirements in electronic applications.

Pinout

The AK4456VN is a high-performance digital-to-analog converter (DAC) from Asahi Kasei Microdevices. It features a 32-pin LQFP package.
Key functions and pin assignments include:
1. Audio Interface: Supports I2S, Left Justified, and TDM modes for digital input.
2. Analog Output: Provides differential analog outputs for high-quality audio reproduction.
3. Control Pins: Includes pins for chip enable, reset, and configuration settings.
4. Power Supply: Separate pins for digital (DVDD) and analog (AVDD) power supplies to minimize noise.
5. Reference Voltage: Pin for external reference voltage to ensure stable performance.
6. Clock Input: Supports external clock input for timing synchronization.
Overall, the AK4456VN is designed for high-fidelity audio applications, offering excellent performance in terms of dynamic range and low distortion.

Manufacturer

The AK4456VN is manufactured by Asahi Kasei Microdevices Corporation (AKM). AKM is a semiconductor company based in Japan that specializes in the design and production of high-performance audio and electronic components. It is well-known for its digital-to-analog converters (DACs), analog-to-digital converters (ADCs), and other audio-related ICs, serving various markets including consumer electronics, automotive, and industrial applications. The AK4456VN is specifically a 32-bit DAC, recognized for its high-quality audio performance, often used in high-fidelity audio systems and devices.

Application

The AK4456VN is a high-performance digital-to-analog converter (DAC) primarily used in audio applications. Key application areas include high-resolution audio playback systems, digital audio players, home theater systems, professional audio equipment, and portable audio devices. Its features support various audio formats and enhance sound quality, making it suitable for both consumer and professional audio markets.

Equivalent

The AK4456VN chip is a 32-bit digital-to-analog converter (DAC) from Asahi Kasei Microdevices (AKM). Equivalent products include the AK4458VN and AKM's AKM4490EQ, which offer similar functionalities and specifications. Other potential alternatives from different manufacturers may include the ESS Sabre DAC series and the Burr-Brown DACs from Texas Instruments, depending on specific application needs. Always check datasheets for compatibility and performance specifications.