Texas Instruments

PCM1750U

PCM1750U Description

The PCM1750U is a high-performance, 18-bit Audio ADC (Analog-to-Digital Converter) designed by Texas Instruments. This obsolete but highly regarded component is ideal for applications requiring precise audio signal conversion. It features a serial data interface and operates with a dual ± analog and digital voltage supply source. The PCM1750U is housed in a tube package and is RoHS3 compliant, ensuring it meets environmental standards. It has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour storage period before assembly.

PCM1750U Features

• Resolution: The PCM1750U boasts an impressive 18-bit resolution, providing high-fidelity audio conversion with minimal quantization errors.
• Data Interface: It utilizes a serial data interface, which simplifies integration into systems with limited I/O resources.
• Voltage Supply: The dual ± voltage supply ensures stable operation within a 4.75V to 5.25V range, suitable for a variety of power supply configurations.
• Mounting Type: The surface mount technology (SMT) allows for efficient and reliable integration into compact and high-density PCB designs.
• Channels: With two channels, the PCM1750U can handle stereo audio signals, making it suitable for high-quality audio applications.
• Compliance: It is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards.
• Packaging: The tube packaging facilitates easy handling and storage during the manufacturing process.

PCM1750U Applications

The PCM1750U is particularly well-suited for applications requiring high-quality audio signal processing. Its 18-bit resolution and dual ± voltage supply make it ideal for:

• Professional Audio Equipment: Studio mixers, digital audio workstations, and high-end audio interfaces benefit from its precision and reliability.
• Consumer Electronics: High-fidelity home theater systems, soundbars, and portable audio devices can leverage its performance for superior audio quality.
• Broadcasting: Radio stations and television production facilities can use the PCM1750U for accurate and reliable audio signal conversion.
• Medical Devices: Ultrasound machines and other medical imaging devices that require precise audio signal processing can benefit from its high resolution and stability.

Conclusion of PCM1750U

The PCM1750U, despite being obsolete, remains a benchmark in high-fidelity audio ADCs. Its 18-bit resolution, dual ± voltage supply, and serial data interface make it a versatile and reliable choice for a wide range of audio applications. The surface mount technology and RoHS3 compliance ensure it meets modern manufacturing and environmental standards. While newer models may offer additional features, the PCM1750U continues to be a preferred choice for engineers and designers seeking precision and reliability in their audio processing solutions.