STMicroelectronics

STA350BW

STA350BW Description

The STA350BW from STMicroelectronics is a fully integrated audio processor from the Sound Terminal™ series, designed for high-performance audio amplification in compact, surface-mount applications. This obsolete but robust IC features a 2-channel architecture with full flexible amplification, supporting a wide 5V to 26V supply voltage range. It integrates I2C and I2S interfaces for seamless digital audio control and processing, packaged in a PowerSSO-36 tube for efficient handling. Compliant with ROHS3 and REACH unaffected, it meets stringent environmental standards while delivering reliable performance in demanding audio systems.

STA350BW Features

• Fully Integrated Processor: Combines amplification, processing, and control in a single chip, reducing external component count.
• Wide Voltage Range (5V–26V): Supports diverse power supply configurations for flexible system integration.
• Digital Interface (I2C/I2S): Enables precise audio signal routing and parameter adjustments via standard protocols.
• 2-Channel Output: Ideal for stereo or dual-channel audio applications with high fidelity.
• Surface-Mount (PowerSSO-36): Compact footprint suitable for space-constrained designs.
• Moisture Sensitivity Level (MSL 3): Ensures reliability in moderate humidity environments.

STA350BW Applications

The STA350BW excels in high-end audio systems requiring integrated amplification and processing, such as:

• Home Theater Systems: For compact, high-power audio amplification with digital control.
• Automotive Infotainment: Leverages wide voltage range for stable performance in vehicle environments.
• Professional Audio Equipment: Delivers low-noise, high-fidelity output for mixers and amplifiers.
• Portable Speakers: Benefits from the IC’s efficient power management and small form factor.

Conclusion of STA350BW

Though marked obsolete, the STA350BW remains a versatile solution for integrated audio processing and amplification, offering flexibility, high performance, and ease of integration. Its wide supply range, digital interfaces, and compact packaging make it suitable for legacy designs or systems prioritizing reliability. Engineers seeking a proven, all-in-one audio IC with robust specifications may still find value in this STMicroelectronics product.