WM8741GEDS/RV

Product Overview

• Category: Audio Digital-to-Analog Converter (DAC)
• Use: Converts digital audio signals into analog signals for high-quality audio playback
• Characteristics: High-resolution audio, low distortion, wide dynamic range
• Package: Small Outline Package (SOP)
• Essence: Provides accurate and faithful reproduction of audio signals
• Packaging/Quantity: Available in reels, 2500 units per reel

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Dynamic Range: 120 dB
• Total Harmonic Distortion + Noise: 0.0005%
• Interface: I2S, SPI, and PCM compatible
• Power Supply: 3.3V

Pin Configuration

The WM8741GEDS/RV has a total of 28 pins. Here is the detailed pin configuration:

1. VDD - Power supply voltage
2. GND - Ground
3. SDATA - Serial data input
4. SCLK - Serial clock input
5. LRCK - Left/right channel clock input
6. MCLK - Master clock input
7. BICK - Bit clock input
8. WS - Word select input
9. DEMP - De-emphasis control
10. MUTEP - Mute control
11. AVCC - Analog power supply voltage
12. AGND - Analog ground
13. VREF - Reference voltage output
14. VCOM - Common-mode voltage output
15. VOUTL - Left channel analog output
16. VOUTR - Right channel analog output
17. VOUTC - Center channel analog output
18. VOUTSL - Surround left channel analog output
19. VOUTSR - Surround right channel analog output
20. VOUTSBL - Surround back left channel analog output
21. VOUTSBR - Surround back right channel analog output
22. VOUTSW - Subwoofer channel analog output
23. VOUT1 - Additional analog output 1
24. VOUT2 - Additional analog output 2
25. VOUT3 - Additional analog output 3
26. VOUT4 - Additional analog output 4
27. VOUT5 - Additional analog output 5
28. VOUT6 - Additional analog output 6

Functional Features

• High-resolution audio playback with low distortion and wide dynamic range
• Support for various digital audio formats (I2S, SPI, PCM)
• De-emphasis control for accurate reproduction of audio signals
• Mute control for convenient audio management
• Multiple analog outputs for versatile audio setups

Advantages and Disadvantages

Advantages: - High-quality audio reproduction - Wide compatibility with different digital audio formats - Accurate and faithful sound reproduction - Versatile analog output options

Disadvantages: - Requires external power supply - Limited quantity per reel (2500 units)

Working Principles

The WM8741GEDS/RV operates by receiving digital audio signals through its input pins (SDATA, SCLK, LRCK, MCLK, BICK, WS). It then processes these signals using its internal circuitry to convert them into high-quality analog audio signals. The converted analog signals are then outputted through the various analog output pins.

Detailed Application Field Plans

The WM8741GEDS/RV is widely used in various audio applications, including:

1. High-end audio systems
2. Professional audio equipment
3. Digital audio players
4. Home theater systems
5. Automotive audio systems

Alternative Models

Here are some alternative models that provide similar functionality:

1. WM8742GEDS/RV
2. PCM1794ADBR
3. AK4490EQ
4. CS4398-CZZ

These alternative models can be considered based on specific requirements and compatibility with the application.

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