PCM1803ADBRG4

Product Overview

The PCM1803ADBRG4 belongs to the category of audio analog-to-digital converters (ADCs). It is commonly used in audio recording and playback systems, offering high-quality conversion of analog audio signals to digital format. The device is known for its high resolution, low distortion, and versatile packaging options.

Basic Information

• Category: Audio Analog-to-Digital Converter
• Use: Conversion of analog audio signals to digital format
• Characteristics: High resolution, low distortion
• Package: SSOP, TSSOP
• Essence: High-quality audio signal conversion
• Packaging/Quantity: Tape & Reel, 2500 per reel

Specifications

• Resolution: 24-bit
• Sampling Rate: Up to 96 kHz
• Dynamic Range: 90 dB
• THD+N: -85 dB
• Power Supply: 5 V
• Operating Temperature: -25°C to 85°C

Detailed Pin Configuration

The PCM1803ADBRG4 features a total of 20 pins, including power supply, input/output, control, and ground pins. The pin configuration is as follows: 1. AVDD: Analog Power Supply 2. DVDD: Digital Power Supply 3. AGND: Analog Ground 4. DGND: Digital Ground 5. BICK: Bit Clock Input 6. LRCK: Word Clock Input 7. DIN: Serial Data Input 8. REF: Reference Voltage Output 9. VOUTL: Left Channel Analog Output 10. VOUTR: Right Channel Analog Output 11. MUTE: Mute Control Input 12. DEEMPH: De-emphasis Control Input 13. FLT: Filter Control Input 14. SDB: Serial Data Port Enable 15. VCOM: Common-mode Voltage Output 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
• Low distortion and noise
• Flexible power supply options
• Built-in de-emphasis filter
• Mute control functionality
• Serial data port enable for flexible interfacing

Advantages and Disadvantages

Advantages

• High resolution and dynamic range
• Low distortion and noise levels
• Versatile packaging options
• Integrated de-emphasis filter for improved audio quality

Disadvantages

• Limited maximum sampling rate compared to some newer models
• Requires external components for full functionality

Working Principles

The PCM1803ADBRG4 operates by converting analog audio signals into digital format using a high-resolution ADC. It utilizes a combination of oversampling and delta-sigma modulation techniques to achieve accurate and detailed digital representation of the input audio.

Detailed Application Field Plans

The PCM1803ADBRG4 is well-suited for various audio recording and playback applications, including: - Professional audio recording equipment - Consumer audio interfaces - Musical instruments and effects processors - Automotive infotainment systems - Home theater and multimedia systems

Detailed and Complete Alternative Models

Some alternative models to the PCM1803ADBRG4 include: - PCM1804 - PCM1805 - PCM1806 - PCM1807

These alternatives offer similar audio conversion capabilities with varying specifications and features.

In conclusion, the PCM1803ADBRG4 is a reliable audio ADC suitable for a wide range of applications, offering high-resolution conversion and low distortion characteristics. Its flexible packaging options and integrated features make it a popular choice among audio system designers and manufacturers.

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