AK4458VN

Overview

• Category: Audio Processing
• Use: Digital-to-Analog Converter (DAC)
• Characteristics:
  • High-resolution audio playback
  • Low power consumption
  • Compact package size
• Package: QFN-32
• Essence: Converts digital audio signals into analog audio signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Resolution: Up to 32-bit
• Sampling Rate: Up to 768 kHz
• Dynamic Range: 120 dB
• Total Harmonic Distortion + Noise (THD+N): -107 dB
• Power Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AK4458VN has a total of 32 pins. The pin configuration is as follows:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | VDDA | Analog Power Supply 2 | VSSA | Analog Ground 3 | AVDD | Digital Core Power Supply 4 | DVDD | Digital Interface Power Supply 5 | DGND | Digital Ground 6 | MCLK | Master Clock Input 7 | BICK | Bit Clock Input 8 | LRCK | Left/Right Clock Input 9 | SDTI | Serial Data Input 10 | SDTO | Serial Data Output 11-18 | NC | No Connection 19 | RESET | Reset Input 20-23 | NC | No Connection 24 | I2C/SPI | Control Interface Select 25-32 | NC | No Connection

Functional Features

• High-resolution audio playback with up to 32-bit resolution
• Low power consumption for energy-efficient operation
• Compact package size allows for space-saving designs
• Supports a wide range of sampling rates up to 768 kHz
• High dynamic range of 120 dB for accurate audio reproduction
• Low total harmonic distortion and noise (-107 dB) for clear sound quality

Advantages and Disadvantages

Advantages

• High-resolution audio playback capability
• Low power consumption for energy efficiency
• Compact package size for space-saving designs
• Wide range of supported sampling rates
• High dynamic range for accurate audio reproduction

Disadvantages

• Limited pin configuration options
• Requires external control interface for configuration

Working Principles

The AK4458VN is a digital-to-analog converter (DAC) that converts digital audio signals into analog audio signals. It utilizes advanced signal processing algorithms to accurately reproduce high-resolution audio with low distortion and noise. The DAC operates by receiving digital audio data through its input pins, converting it into analog signals using internal circuitry, and outputting the analog audio signals through its output pins.

Detailed Application Field Plans

The AK4458VN is commonly used in various audio applications, including: - High-end audio systems - Professional audio equipment - Home theater systems - Automotive audio systems - Portable audio devices

Detailed and Complete Alternative Models

1. AK4490EQ: Similar performance and features, but with a different pin configuration.
2. PCM1794A: High-performance DAC with similar specifications and capabilities.
3. ES9038PRO: Premium DAC with advanced features and exceptional audio quality.

These alternative models offer similar functionality and can be considered as alternatives to the AK4458VN depending on specific requirements and design considerations.

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