PCM1804S1IDBRQ1

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Analog-to-Digital Converter (ADC)
• Characteristics:
  • High-performance stereo audio ADC
  • Low power consumption
  • Small package size
  • Wide dynamic range
• Package: SSOP-28
• Essence: Converts analog audio signals into digital format
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 96 kHz
• Signal-to-Noise Ratio (SNR): 105 dB
• Total Harmonic Distortion + Noise (THD+N): 0.002%
• Power Supply Voltage: 2.7 V to 5.5 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PCM1804S1IDBRQ1 has a total of 28 pins. The pin configuration is 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. DVDD: Digital Power Supply
7. DGND: Digital Ground
8. BCLK: Bit Clock Input
9. DIN: Serial Data Input
10. LRCK: Left/Right Clock Input
11. MCLK: Master Clock Input
12. SDOUT: Serial Data Output
13. DOUT: Digital Audio Output 14-28. NC: No Connection

Functional Features

• High-resolution audio conversion
• Low power consumption for portable applications
• Wide dynamic range for capturing subtle audio details
• Supports various sampling rates up to 96 kHz
• Flexible interface options for easy integration

Advantages and Disadvantages

Advantages: - High-quality audio conversion - Low power consumption - Small package size - Wide dynamic range

Disadvantages: - Limited maximum sampling rate compared to some other ADCs - No built-in digital signal processing (DSP) features

Working Principles

The PCM1804S1IDBRQ1 operates by converting analog audio signals into digital format using a process called analog-to-digital conversion. It utilizes a high-resolution sigma-delta modulator to achieve accurate and precise conversion of the input audio signals. The converted digital audio data can then be further processed or transmitted digitally.

Detailed Application Field Plans

The PCM1804S1IDBRQ1 is commonly used in various audio applications, including:

1. Professional audio recording equipment
2. Consumer audio devices such as soundbars and home theater systems
3. Automotive audio systems
4. Musical instruments and audio effects processors
5. Portable audio devices like digital audio players and smartphones

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the PCM1804S1IDBRQ1 include:

1. PCM1804: Similar specifications and pin configuration, but in a different package.
2. PCM1864: Higher resolution (32-bit) ADC with additional features like digital volume control.
3. ADS124S08: 24-bit ADC with lower power consumption and differential inputs.
4. MAX11131: 24-bit ADC with integrated programmable gain amplifier (PGA).

These alternative models provide options for different requirements and design considerations.

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