PCM1807PWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Analog-to-Digital Converter (ADC)
• Characteristics: High-performance, low-power, stereo audio ADC
• Package: TSSOP-20
• Essence: Converts analog audio signals into digital format
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Resolution: Up to 24 bits
• Sampling Rate: Up to 192 kHz
• Signal-to-Noise Ratio (SNR): 105 dB
• Total Harmonic Distortion + Noise (THD+N): -93 dB
• Power Supply Voltage: 2.7 V to 3.6 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PCM1807PWG4 has a total of 20 pins arranged as follows:

1. AGND: Analog Ground
2. VINL: Left Channel Analog Input
3. VINR: Right Channel Analog Input
4. VCOM: Common Mode Voltage Reference
5. VREF: Reference Voltage Output
6. VCC: Power Supply Voltage
7. DVDD: Digital Power Supply Voltage
8. DGND: Digital Ground
9. BCLK: Bit Clock Input
10. LRCK: Word Clock Input
11. SDIN: Serial Data Input
12. MUTE: Mute Control Input
13. RESET: Reset Control Input
14. DOUT: Serial Data Output
15. SDO: Serial Data Output (Alternate)
16. FS: Frame Sync Output
17. CLKOUT: Master Clock Output
18. TEST: Test Mode Select Input
19. NC: No Connection
20. NC: No Connection

Functional Features

• High-resolution audio conversion with up to 24-bit resolution
• Supports sampling rates up to 192 kHz for accurate reproduction of audio signals
• Low power consumption for energy-efficient operation
• Excellent signal-to-noise ratio (105 dB) ensures high-quality audio conversion
• Low total harmonic distortion + noise (-93 dB) for clean and accurate sound reproduction
• Flexible control options with mute and reset control inputs
• Test mode select input for easy testing and debugging

Advantages and Disadvantages

Advantages: - High-resolution audio conversion for accurate sound reproduction - Low power consumption for energy efficiency - Excellent signal-to-noise ratio and low distortion for high-quality audio - Flexible control options for customization - Test mode select input for easy testing and debugging

Disadvantages: - Limited pin configuration may restrict certain applications - Requires external components for complete audio system integration

Working Principles

The PCM1807PWG4 is an analog-to-digital converter that converts analog audio signals into digital format. It utilizes a high-resolution ADC to accurately capture the analog audio waveform and convert it into a digital representation. The converted digital data can then be processed, stored, or transmitted digitally.

The device operates by sampling the analog audio input at a specific rate (up to 192 kHz) and quantizing the amplitude of each sample into a digital value (up to 24 bits). This process ensures accurate reproduction of the original audio signal with minimal distortion and noise.

Detailed Application Field Plans

The PCM1807PWG4 is commonly used in various audio-related applications, including:

1. Professional Audio Recording: Used in audio interfaces, mixers, and recorders to capture high-quality audio signals.
2. Consumer Electronics: Integrated into audio players, home theater systems, and soundbars for enhanced audio performance.
3. Automotive Audio Systems: Employed in car audio systems to convert analog audio signals from sources such as CD players or radios into digital format.
4. Musical Instruments: Integrated into electronic musical instruments to convert analog audio signals from microphones or pickups into digital format for processing and recording.

Detailed and Complete Alternative Models

1. PCM1807E: Similar specifications and features, available in a different package (SSOP-20).
2. PCM1807A: Upgraded version with improved performance characteristics, including higher SNR and lower THD+N.
3. PCM1808: Stereo audio ADC with similar specifications but additional features such as on-chip digital filters and volume control.

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