PCM1728E/2K

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital-to-Analog Converter (DAC)
• Characteristics:
  • High-resolution audio conversion
  • Low distortion and noise levels
  • Wide dynamic range
  • Compact package size
• Package: 16-pin SSOP (Shrink Small Outline Package)
• Essence: Converts digital audio signals into analog audio signals
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Resolution: 24-bit
• Sampling Rate: Up to 192 kHz
• Total Harmonic Distortion + Noise (THD+N): <0.001%
• Signal-to-Noise Ratio (SNR): >110 dB
• Dynamic Range (DR): >110 dB
• Power Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PCM1728E/2K features a 16-pin SSOP package with the following pin configuration:

1. VOUTL: Analog Output Left Channel
2. VCOM: Common Analog Ground
3. VOUTR: Analog Output Right Channel
4. AGND: Analog Ground
5. DVDD: Digital Power Supply
6. BCK: Bit Clock Input
7. LRCK: Word Clock Input
8. SDIN: Serial Data Input
9. MUTE: Mute Control Input
10. VREF: Reference Voltage Input
11. AVDD: Analog Power Supply
12. DGND: Digital Ground
13. SDOUT: Serial Data Output
14. DEMP: De-emphasis Control Input
15. FS: Frame Sync Input
16. RESET: Reset Control Input

Functional Features

• High-resolution audio conversion for accurate reproduction of digital audio signals.
• Low distortion and noise levels ensure high-fidelity audio output.
• Wide dynamic range captures subtle details in the audio signal.
• Mute control allows for convenient audio playback control.
• De-emphasis control enables accurate reproduction of pre-emphasized audio signals.

Advantages and Disadvantages

Advantages: - High-resolution audio conversion for superior sound quality. - Low distortion and noise levels result in clean and clear audio output. - Wide dynamic range captures a broad range of audio nuances. - Compact package size allows for space-efficient integration into various devices.

Disadvantages: - Limited to digital-to-analog conversion, not suitable for other applications. - Requires external components for complete audio playback system implementation.

Working Principles

The PCM1728E/2K operates by receiving digital audio data through the serial input interface. It then converts this digital data into analog audio signals using a high-resolution DAC. The converted analog signals are then amplified and sent to the left and right audio channels for playback.

Detailed Application Field Plans

The PCM1728E/2K is commonly used in various audio-related applications, including:

1. Consumer Electronics:

   • Audio players
   • Home theater systems
   • Soundbars

2. Professional Audio Equipment:

   • Studio monitors
   • Mixing consoles
   • Digital audio workstations

3. Automotive Audio Systems:

   • Car stereos
   • Amplifiers
   • In-car entertainment systems

4. Telecommunications:

   • VoIP phones
   • Conference call systems
   • Audio conferencing equipment

Detailed and Complete Alternative Models

1. PCM1796: Similar high-resolution DAC with improved specifications.
2. CS4398: Competing DAC with comparable performance and features.
3. AK4490: Premium DAC offering exceptional audio quality and advanced features.

These alternative models provide similar functionality and can be considered as alternatives to the PCM1728E/2K based on specific requirements and preferences.

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