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AD1981BJST-REEL

AD1981BJST-REEL Description

The AD1981BJST-REEL is a high-performance audio codec from Analog Devices Inc., designed to deliver exceptional sound quality in various applications. This 48-lead LQFP package is part of the SoundMAX® series and is based on the Audio Codec '97 standard. Although the product is now obsolete, it remains a popular choice for its advanced features and reliable performance.

AD1981BJST-REEL Features

• Technical Specifications:

  • Operating Temperature: 0°C to 70°C, ensuring reliable operation in a wide range of environments.
  • Dynamic Range: 85dB for ADCs and 90dB for DACs, providing high-quality audio reproduction.
  • Voltage - Supply, Digital: 3V to 3.47V, supporting low-power operation.
  • Voltage - Supply, Analog: 4.5V to 5.5V, ensuring stable performance across different power sources.
  • Data Interface: Serial, facilitating easy integration with other components.
  • Number of ADCs / DACs: 4 ADCs and 2 DACs, enabling multi-channel audio processing.
  • Resolution (Bits): 16-bit or 20-bit, offering high-resolution audio output.
  • Sigma Delta: No, indicating the use of advanced delta-sigma technology for superior audio quality.
  • Moisture Sensitivity Level (MSL): 3 (168 Hours), ensuring reliable performance in humid conditions.

• Unique Features and Advantages:

  • The AD1981BJST-REEL stands out with its high dynamic range and low power consumption, making it ideal for portable and power-sensitive applications.
  • The 16-bit or 20-bit resolution provides a wide range of audio fidelity, catering to both consumer and professional audio needs.
  • The device's serial data interface simplifies integration with other components, reducing complexity and cost.

AD1981BJST-REEL Applications

The AD1981BJST-REEL is well-suited for a variety of applications, including:

• Portable Audio Devices: Due to its low power consumption and compact form factor, it is ideal for smartphones, tablets, and other portable audio devices.
• Professional Audio Equipment: The high dynamic range and resolution make it suitable for professional audio equipment, such as mixers, amplifiers, and recording devices.
• Automotive Infotainment Systems: The device's robust performance and wide operating temperature range make it suitable for automotive infotainment systems, ensuring reliable audio playback in various driving conditions.

Conclusion of AD1981BJST-REEL

While the AD1981BJST-REEL is now considered obsolete, its advanced features and reliable performance make it a popular choice for various audio applications. Its high dynamic range, low power consumption, and versatile data interface set it apart from similar models, making it an ideal solution for portable audio devices, professional audio equipment, and automotive infotainment systems. Despite its age, the AD1981BJST-REEL remains a solid choice for applications requiring high-quality audio processing and playback.