WM8738CGED/R

Product Overview

Category

WM8738CGED/R belongs to the category of audio digital-to-analog converters (DACs).

Use

It is primarily used in audio systems to convert digital audio signals into analog signals for playback through speakers or headphones.

Characteristics

• High-quality audio conversion with low distortion and noise.
• Supports various audio formats, including PCM and DSD.
• Wide dynamic range and high signal-to-noise ratio.
• Low power consumption.
• Compact package for easy integration into audio devices.

Package

WM8738CGED/R is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of WM8738CGED/R lies in its ability to provide accurate and high-fidelity audio conversion, enhancing the overall audio experience.

Packaging/Quantity

The product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Resolution: Up to 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: 3.3V
• Digital Interface: I2S, SPI, or DSP

Detailed Pin Configuration

1. VREFL
2. VCOM
3. AGND
4. DVDD
5. SDIN
6. SCLK
7. LRCK
8. MUTE
9. SDOUT
10. VREFR
11. AVDD
12. DGND
13. BICK
14. WS
15. RESET
16. DVDD

Functional Features

• Multi-bit Delta-Sigma architecture for precise audio conversion.
• On-chip digital interpolation filter for improved audio quality.
• Programmable digital volume control.
• Integrated mute function for easy audio control.
• Low-power standby mode for energy efficiency.

Advantages and Disadvantages

Advantages

• High-quality audio conversion with low distortion.
• Wide range of supported audio formats.
• Compact package for easy integration.
• Low power consumption.

Disadvantages

• Limited pin configuration options.
• Requires external components for complete audio system implementation.

Working Principles

WM8738CGED/R utilizes a multi-bit Delta-Sigma architecture to convert digital audio signals into analog form. The digital audio data is received through the input interface and processed by an on-chip digital interpolation filter. The converted analog signal is then amplified and outputted for playback.

Detailed Application Field Plans

WM8738CGED/R finds applications in various audio systems, including: 1. Home theater systems 2. Audio receivers 3. Portable media players 4. Car audio systems 5. Professional audio equipment

Detailed and Complete Alternative Models

1. WM8740CGED/R: Similar to WM8738CGED/R but with enhanced specifications.
2. PCM1794A: High-performance audio DAC with advanced features.
3. CS4398: High-fidelity audio DAC with excellent dynamic range.

These alternative models offer similar functionality and can be considered based on specific requirements and preferences.

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