Analog Devices Inc. ADSP-21489BSWZ-4A Digital Signal Processor

The ADSP-21489BSWZ-4A is a high-performance digital signal processor (DSP) from Analog Devices Inc., designed to cater to a wide range of audio and industrial applications. This processor is part of the SHARC® family, which is renowned for its exceptional core and memory performance, making it an ideal choice for complex signal processing tasks.

With a 32-bit floating-point architecture, the ADSP-21489 provides precision and dynamic range that is crucial for high-fidelity audio processing and advanced numerical functions. The processor operates at a core frequency of up to 400 MHz, delivering up to 2400 MFLOPs of processing power, enabling real-time audio and control processing capabilities.

This DSP features 5M bits of on-chip memory, which includes both RAM and ROM, allowing developers to optimize performance by minimizing external memory accesses. The integrated memory, along with a rich set of peripherals, makes the ADSP-21489BSWZ-4A a highly integrated solution that can reduce system costs and complexity.

The peripheral set includes serial ports, SPI, UART, and two 48-bit timers, among others. These interfaces provide the necessary connectivity for audio systems, and the timers ensure precise timing for real-time operations. The ADSP-21489 also supports a Link Port interface for efficient data communication with other processors or external devices, making it suitable for scalable multi-processor systems.

For development and debugging, the ADSP-21489 is compatible with the CrossCore® Embedded Studio (CCES) software development platform. This integrated development environment (IDE) offers state-of-the-art debugging capabilities, a rich set of libraries, and easy-to-use project management tools, which help to streamline the development process.

The ADSP-21489BSWZ-4A is available in a 100-lead LQFP (Low Profile Quad Flat Package) that provides a compact footprint for space-constrained applications. Whether it's for professional audio equipment, automotive audio systems, or complex industrial control applications, the ADSP-21489BSWZ-4A is engineered to deliver high-performance signal processing with Analog Devices' quality and reliability.

With its powerful processing capabilities and comprehensive feature set, the ADSP-21489BSWZ-4A stands out as a versatile and efficient solution for demanding DSP applications.