The ADSP-21365 from Analog Devices Inc. is a member of the SHARC family of digital signal processors that combines high performance with a rich set of features to offer an ideal solution for complex audio and real-time signal processing applications. This processor is designed to deliver exceptional audio quality and is widely used in professional and automotive audio, home theater systems, musical instruments, and sound reinforcement systems.

Key Features

• 32-Bit/40-Bit Floating-Point Processing
• 333 MHz Core Clock Speed
• 2.4 GFLOPS Peak Performance
• 5 Mbit of On-Chip SRAM
• Integrated I/O Processor for Efficient Peripheral Management
• Link Port for Multichip Functions
• SPI and UART Communication Ports

Performance and Efficiency

The ADSP-21365 offers superior performance with its 32-bit/40-bit floating-point architecture, enabling precise calculations and high dynamic range. The processor runs at a core clock speed of 333 MHz, which translates to a peak performance of 2.4 GFLOPS. This high level of performance ensures that even the most demanding signal processing tasks are handled with ease.

Memory and Integration

With 5 Mbit of integrated on-chip SRAM, the ADSP-21365 provides ample memory for real-time processing without the need for external memory components, thereby reducing system cost and complexity. The integrated I/O processor offloads routine tasks from the core processor, further optimizing system performance.

Connectivity and Expansion

The processor includes a variety of connectivity options such as link ports for direct processor-to-processor communication, enabling scalable designs for multichip systems. In addition, the presence of SPI and UART communication ports allows for easy interfacing with a wide range of peripherals and other digital systems.

Applications

The versatility of the ADSP-21365 makes it suitable for a wide array of applications, including but not limited to:

• Professional Audio Equipment
• Automotive Audio Systems
• Home Theater and Consumer Audio
• Musical Instruments
• Sound Reinforcement Systems