PCM1771PWRG4

Product Overview

Category: Integrated Circuit (IC)

Use: The PCM1771PWRG4 is a high-performance stereo audio digital-to-analog converter (DAC) designed for various audio applications. It provides high-quality audio conversion from digital to analog signals.

Characteristics: - High-resolution audio conversion - Low distortion and noise levels - Wide dynamic range - Support for multiple audio formats - Compact package size - Low power consumption

Package: The PCM1771PWRG4 is available in a small-sized 20-pin TSSOP (Thin Shrink Small Outline Package) package, which allows for easy integration into different electronic devices.

Essence: The PCM1771PWRG4 is an essential component in audio systems that require accurate and high-fidelity digital-to-analog conversion.

Packaging/Quantity: The PCM1771PWRG4 is typically sold in reels containing a quantity of 2500 units per reel.

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): >100 dB
• Dynamic Range (DR): >100 dB
• Power Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PCM1771PWRG4 features a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

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. BICK: Bit clock input
8. SDO: Serial data output
9. AGND: Analog ground reference
10. AVCC: Analog power supply voltage input
11. VCOM: Common-mode voltage output
12. VREF: Reference voltage output
13. VOUTL: Left channel analog output
14. VOUTR: Right channel analog output 15-20: NC (No Connection)

Functional Features

The PCM1771PWRG4 offers several functional features that enhance its performance and usability:

• High-resolution audio conversion: Supports up to 24-bit resolution, ensuring accurate reproduction of audio signals.
• Multiple audio formats: Compatible with various audio formats, including PCM, DSD, and others.
• Low distortion and noise levels: Provides high-fidelity audio output with minimal distortion and noise interference.
• Integrated mute control: Allows for easy muting of the audio output when required.
• Flexible interface: Utilizes a serial interface for seamless integration with microcontrollers or other digital audio sources.

Advantages and Disadvantages

Advantages: - High-quality audio conversion - Wide dynamic range - Compact package size - Low power consumption - Support for multiple audio formats

Disadvantages: - Limited pin configuration options - Requires external components for complete audio system integration

Working Principles

The PCM1771PWRG4 operates based on the principle of digital-to-analog conversion. It receives digital audio data through the serial input pins (SDIN, SCLK) and converts it into analog signals at the desired resolution and sampling rate. The converted analog signals are then available at the left and right channel analog output pins (VOUTL, VOUTR).

Detailed Application Field Plans

The PCM1771PWRG4 finds applications in various audio-related fields, including but not limited to:

1. Consumer Electronics: Used in audio systems, home theaters, soundbars, and portable media players.
2. Automotive: Integrated into car audio systems for high-quality audio playback.
3. Professional Audio: Employed in studio equipment, mixing consoles, and audio interfaces.
4. Telecommunications: Utilized in teleconferencing systems, VoIP devices, and audio conferencing equipment.

Detailed and Complete Alternative Models

1. PCM1770PWRG4: Similar to PCM1771PWRG4 but with a lower resolution of up to 16-bit.
2. PCM1781PWRG4: Offers higher resolution support of up to 32-bit and additional features like digital volume control.
3. PCM1794APDBT: Provides advanced audio performance with a dynamic range of >120 dB and support for 192 kHz sampling rate.

These alternative models offer different specifications and features, allowing users to choose the most suitable option based on their specific requirements.

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