ams OSRAM

AS3514  

CODECS

AS3514 Description

The AS3514 is a high-performance audio codec and analog front-end (AFE) designed for demanding audio applications. Manufactured by ams OSRAM, this Interface IC Chip is part of the obsolete product line, offering a comprehensive solution for audio processing. The AS3514 features a single ADC and DAC, each with a resolution of 18 bits, ensuring high-fidelity audio performance. It operates within a digital supply voltage range of 2.8V to 3.6V and an analog supply voltage range of 2.8V to 3.6V, making it suitable for a variety of power supply configurations. The device employs a Sigma Delta architecture, which contributes to its excellent dynamic range and signal-to-noise ratio (SNR). The AS3514 supports the I2S data interface, facilitating seamless integration with other digital audio systems. It is packaged in a 64-CABGA format, suitable for surface mount applications, and has a moisture sensitivity level (MSL) of 3, indicating a 168-hour exposure limit.

AS3514 Features

• High Dynamic Range and SNR: The AS3514 offers a dynamic range of 80 dB for ADCs and 89 dB for DACs, with typical SNR values of 82 dB for ADCs and 94 dB for DACs. These specifications ensure superior audio quality and clarity.
• Sigma Delta Architecture: The use of Sigma Delta technology in the AS3514 provides enhanced performance in terms of noise shaping and quantization, resulting in high-fidelity audio output.
• Single ADC/DAC Configuration: With one ADC and one DAC, the AS3514 is optimized for applications requiring a streamlined audio processing path, reducing complexity and cost.
• Flexible Power Supply: The device operates within a wide voltage range of 2.8V to 3.6V for both digital and analog supplies, making it adaptable to various power supply conditions.
• I2S Data Interface: The I2S interface ensures compatibility with other digital audio systems, facilitating easy integration into existing setups.
• Surface Mount Packaging: The 64-CABGA package format is ideal for surface mount applications, providing a compact and reliable solution for modern electronics.
• Moisture Sensitivity Level 3: The MSL rating of 3 indicates a 168-hour exposure limit, ensuring the device's durability and reliability in various environmental conditions.

AS3514 Applications

The AS3514 is well-suited for a range of applications where high-quality audio processing is essential. Some specific use cases include:

• Consumer Electronics: Ideal for devices such as smartphones, tablets, and portable media players, where high-fidelity audio is a key feature.
• Professional Audio Equipment: Suitable for professional audio systems, including mixers, recorders, and studio equipment, where precise audio processing is required.
• Automotive Infotainment Systems: The AS3514 can be used in automotive applications to provide high-quality audio for in-car entertainment systems.
• Telecommunications: In telecommunication devices, the AS3514 ensures clear and high-quality audio transmission and reception.
• Medical Devices: For medical devices that require precise audio feedback, such as hearing aids and diagnostic equipment, the AS3514 offers reliable and high-quality audio performance.

Conclusion of AS3514

The AS3514, despite being an obsolete product, remains a robust and high-performance audio codec and AFE solution. Its high dynamic range, SNR, and Sigma Delta architecture make it stand out in terms of audio quality. The flexible power supply, I2S interface, and surface mount packaging further enhance its versatility and ease of integration. While it may be considered obsolete, the AS3514 continues to offer significant advantages over similar models in specific applications, making it a valuable choice for designers and engineers in the electronics industry.

AS3514 Documents

Download datasheets and manufacturer documentation for AS3514

Datasheets :

AS3514      

HTML Datasheet :

AS3514