0W344-004-XTP

Overview

The onsemi 0W344-004-XTP is a BelaSigna 200 audio digital signal processor (DSP) designed for automotive applications. It features a fixed-point 16-bit architecture and operates at a clock speed of 1.28MHz. The component is housed in a 52-pin NQFP package, specifically identified as a 52-TFQFN Exposed variant with dimensions of 8x8 mm. It supports surface mount installation and includes interface capabilities such as I2S, SPI, and UART. The device is rated for an operating temperature range of -40°C to 85°C (TA). This integrated circuit is classified as obsolete.

Feature Summary

• BelaSigna 200 audio processing architecture
• Automotive-grade reliability specification
• Integrated I2S, SPI, and UART interfaces

Applications

• Automotive audio systems
• In-car infotainment processing
• Vehicle noise cancellation

Procurement Notes

This component is officially listed as obsolete by the manufacturer. Procurement should focus on verifying the authenticity of remaining stock from authorized distributors or secondary market suppliers. Ensure that the specific suffix matches the required package type and that the device has been stored under appropriate conditions to prevent degradation. Validate datasheet revisions before integration into new designs due to the end-of-life status.

Selection Notes

Engineers requiring this specific DSP should consider the obsolete status when planning long-term production runs. Evaluate alternative BelaSigna series components or newer generations from onsemi that offer updated performance metrics and availability. Verify pin compatibility if substituting within existing footprints. Review the complete datasheet for electrical characteristics and interface timing requirements to ensure system-level compatibility with current audio codecs and microcontrollers.

Part Context

The 0W344-004-XTP belongs to the BelaSigna family of audio DSPs from onsemi, targeting high-performance sound processing in vehicles. It utilizes a 16-bit fixed-point core optimized for low-power audio tasks. The 52-pin QFN package facilitates compact PCB layout. As an automotive-rated component, it adheres to strict environmental standards for temperature and vibration resistance typical of in-vehicle electronics.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Due to the obsolete status, direct pin-to-pin replacements are not explicitly listed. Engineers must consult onsemi technical support or distributor catalogs for modern equivalents within the BelaSigna portfolio.