PCM1681PWPRG4

Product Overview

Category

PCM1681PWPRG4 belongs to the category of audio digital-to-analog converters (DACs).

Use

This product is primarily used in audio systems to convert digital audio signals into analog signals for high-quality sound reproduction.

Characteristics

• High-resolution audio conversion
• Low distortion and noise levels
• Wide dynamic range
• Support for various audio formats
• Flexible interface options

Package

PCM1681PWPRG4 is available in a small outline package (SOIC) with a power pad.

Essence

The essence of PCM1681PWPRG4 lies in its ability to accurately convert digital audio signals into analog form, ensuring faithful reproduction of sound.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities suitable for both individual and bulk orders.

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Total Harmonic Distortion + Noise (THD+N): <0.001%
• Signal-to-Noise Ratio (SNR): >110 dB
• Dynamic Range (DR): >110 dB
• Power Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PCM1681PWPRG4 has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDIN: Serial data input
4. SCLK: Serial clock input
5. LRCK: Left/right channel select input
6. MUTE: Mute control input
7. DEEMPH: De-emphasis control input
8. BICK: Bit clock input
9. DOUT: Digital audio output
10. VREF: Reference voltage output
11. AVDD: Analog power supply voltage input
12. AGND: Analog ground reference
13. I2CSDA: I2C serial data input/output
14. I2CSCL: I2C serial clock input
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection

Functional Features

• High-resolution audio conversion for accurate sound reproduction
• Support for various audio formats, including PCM and DSD
• Low distortion and noise levels for improved audio quality
• Flexible interface options, including I2C and SPI
• Mute control and de-emphasis features for enhanced user control

Advantages and Disadvantages

Advantages

• High-resolution audio conversion ensures faithful sound reproduction.
• Low distortion and noise levels result in improved audio quality.
• Support for various audio formats allows compatibility with different systems.
• Flexible interface options provide ease of integration into existing setups.

Disadvantages

• Limited pin configuration may restrict certain customization options.
• Requires external components for complete audio system implementation.

Working Principles

PCM1681PWPRG4 operates on the principle of digital-to-analog conversion. It receives digital audio signals and converts them into analog form using advanced signal processing techniques. The converted analog signals can then be amplified and played through speakers or headphones, resulting in high-quality audio playback.

Detailed Application Field Plans

PCM1681PWPRG4 finds applications in a wide range of audio systems, including: - Home theater systems - Professional audio equipment - Car audio systems - Portable media players - Audio interfaces - Soundbars

Detailed and Complete Alternative Models

• PCM1794A: Similar audio DAC with higher resolution and dynamic range.
• PCM5102A: Compact audio DAC with integrated headphone amplifier.
• AK4490EQ: High-performance audio DAC with advanced digital filtering.

These alternative models offer different features and specifications, providing options for various audio system requirements.

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