UDA1338H/N1,518 - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Digital-to-Analog Converter (DAC)

Characteristics: - High-performance audio DAC - Low power consumption - Small form factor - Supports multiple audio formats - Provides high-quality audio output

Package: SOP-28

Essence: UDA1338H/N1,518 is a high-performance audio DAC designed for various audio applications.

Packaging/Quantity: The UDA1338H/N1,518 is typically sold in reels containing 2500 units.

Specifications

• Resolution: 24-bit
• Sampling Rate: Up to 192 kHz
• Total Harmonic Distortion + Noise (THD+N): <0.01%
• Signal-to-Noise Ratio (SNR): >100 dB
• Power Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The UDA1338H/N1,518 features the following pin configuration:

1. VDD: Power supply voltage
2. GND: Ground
3. MCLK: Master clock input
4. BCK: Bit clock input
5. LRCK: Left/right channel clock input
6. SDIN: Serial data input
7. RESET: Reset input
8. SDO: Serial data output
9. AGND: Analog ground
10. AVDD: Analog power supply voltage
11. VREF: Reference voltage 12-19. DACOUT1-8: Analog audio outputs
12. DVDD: Digital power supply voltage
13. DSDO: DSD output
14. DSDI: DSD input
15. DVSS: Digital ground
16. MUTE: Mute control
17. SCL: Serial clock input
18. SDA: Serial data input/output
19. ADD0: Address selection bit 0
20. ADD1: Address selection bit 1

Functional Features

• High-resolution audio playback
• Support for various audio formats (PCM, DSD)
• Low power consumption
• Built-in digital filters for audio enhancement
• On-chip volume control
• I2C interface for easy control and configuration

Advantages and Disadvantages

Advantages: - High-quality audio output - Wide operating voltage range - Compact package size - Low power consumption - Versatile audio format support

Disadvantages: - Limited number of analog audio outputs - Requires external components for complete audio system integration

Working Principles

The UDA1338H/N1,518 operates by converting digital audio signals into analog form using a high-resolution DAC. It supports various audio formats and utilizes built-in digital filters to enhance the audio quality. The on-chip volume control allows for easy adjustment of the audio output level.

Detailed Application Field Plans

The UDA1338H/N1,518 is commonly used in the following applications:

1. Audio equipment:

   • Hi-Fi systems
   • Home theater systems
   • Portable audio players
   • Soundbars

2. Automotive audio systems:

   • Car stereos
   • Amplifiers
   • Head units

3. Professional audio equipment:

   • Mixing consoles
   • Studio monitors
   • Audio interfaces

4. Multimedia devices:

   • Smart TVs
   • Gaming consoles
   • Media players

Detailed and Complete Alternative Models

1. PCM5102A: Similar high-performance audio DAC with integrated headphone amplifier.
2. CS4398: High-end audio DAC with advanced features and superior audio quality.
3. AK4490: Premium audio DAC with ultra-low distortion and high dynamic range.

These alternative models offer similar functionality and can be considered as alternatives to the UDA1338H/N1,518 based on specific requirements and preferences.

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