PCM5122PW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital-to-Analog Converter (DAC)
• Characteristics: High-performance audio DAC with 32-bit resolution
• Package: TSSOP-28
• Essence: Converts digital audio signals into analog audio signals
• Packaging/Quantity: Available in tape and reel packaging, quantity varies

Specifications

• Resolution: 32-bit
• Sampling Rate: Up to 384 kHz
• Dynamic Range: 112 dB
• Total Harmonic Distortion + Noise (THD+N): -93 dB
• Interface: I2S, DSD
• Power Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PCM5122PW has a total of 28 pins. Here is the detailed pin configuration:

1. VDD: Power supply voltage
2. GND: Ground
3. MCLK: Master clock input
4. BCK: Bit clock input
5. LRCK: Left/right clock input
6. SDIN: Serial data input
7. SDOUT: Serial data output
8. SDA: I2C serial data input/output
9. SCL: I2C serial clock input
10. AGND: Analog ground
11. AVDD: Analog power supply voltage
12. VCOM: Common-mode voltage
13. VREF: Reference voltage
14. VCM: Common-mode voltage output
15. VOUTL: Analog left channel output
16. VOUTR: Analog right channel output
17. VOUTC: Analog center channel output
18. VOUTSL: Analog surround left channel output
19. VOUTSR: Analog surround right channel output
20. VOUTSW: Analog subwoofer channel output
21. VOUT1: Analog additional output 1
22. VOUT2: Analog additional output 2
23. VOUT3: Analog additional output 3
24. VOUT4: Analog additional output 4
25. VOUT5: Analog additional output 5
26. VOUT6: Analog additional output 6
27. VOUT7: Analog additional output 7
28. VOUT8: Analog additional output 8

Functional Features

• High-resolution audio playback with 32-bit resolution
• Supports a wide range of sampling rates up to 384 kHz
• Low total harmonic distortion and noise for high-quality audio output
• Integrated digital filters for enhanced sound performance
• I2S and DSD interface compatibility for versatile connectivity options
• Flexible power supply voltage and operating temperature range

Advantages and Disadvantages

Advantages: - High-performance audio DAC with excellent resolution - Wide range of supported sampling rates - Low distortion and noise for superior audio quality - Versatile interface compatibility - Flexible power supply voltage and operating temperature range

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

Working Principles

The PCM5122PW is a digital-to-analog converter (DAC) that converts digital audio signals into analog audio signals. It utilizes a 32-bit resolution to accurately reproduce audio with high precision. The device supports various sampling rates up to 384 kHz, allowing for the playback of high-resolution audio.

The PCM5122PW incorporates integrated digital filters to enhance the sound performance by reducing noise and distortion. It features an I2S and DSD interface, providing flexible connectivity options for different audio sources. The DAC operates within a wide power supply voltage range and can withstand a broad temperature range, ensuring reliable performance in various environments.

Detailed Application Field Plans

The PCM5122PW is commonly used in the following applications:

1. High-fidelity audio systems
2. Professional audio equipment
3. Digital audio workstations (DAWs)
4. Home theater systems
5. Automotive audio systems
6. Portable audio devices

Detailed and Complete Alternative Models

• PCM5102A: 24-bit DAC with similar features but lower resolution
• PCM1794A: High-performance 32-bit DAC with advanced digital filtering capabilities
• AK4490EQ: Premium 32-bit DAC with exceptional signal-to-noise ratio and dynamic range
• CS4398: 24-bit DAC with low distortion and high dynamic range

These alternative models offer different specifications and features, catering to various audio system requirements.

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