ADSP-21587BBCZ-4B

Digital Signal Processor Dsp Overview

The ADSP-21587BBCZ-4B is a high-performance digital signal processor featuring dual enhanced SHARC+ cores and an Arm Cortex-A5 core. The SHARC+ cores operate at up to 500 MHz, supporting 32-bit, 40-bit, and 64-bit floating-point calculations alongside 32-bit fixed-point processing. Each SHARC+ core includes up to 5 Mb (640 kB) of L1 SRAM with optional cache configuration. The device integrates a 500 MHz Arm Cortex-A5 core with 32 kB instruction and data caches, plus a 256 kB shared L2 cache. It utilizes a 19 mm × 19 mm 529-ball BGA package.

Digital Signal Processor Dsp Feature Summary

• Dual SHARC+ SIMD cores operating at up to 500 MHz with 5 Mb L1 SRAM per core
• Integrated Arm Cortex-A5 core running at 500 MHz with NEON/VFPv4-D16 support
• 256 kB shared L2 SRAM with ECC protection and 512 kB L2 ROM
• Comprehensive peripheral set including PCIe 2.0, USB 2.0 HS, dual EMAC, and SDIO/eMMC

Digital Signal Processor Dsp Applications

• Automotive infotainment and advanced driver assistance systems (ADAS)
• Professional audio processing and mixing consoles
• Industrial control systems requiring high floating-point performance

Digital Signal Processor Dsp Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm clock speed and package variations. Confirm RoHS compliance status and automotive qualification requirements if deploying in regulated environments. Check for any recent product change notices regarding pinout or electrical characteristics before finalizing procurement.

Digital Signal Processor Dsp Selection Notes

Select this component when simultaneous real-time signal processing and complex system management are required. The dual SHARC+ architecture suits heavy DSP loads, while the Arm Cortex-A5 handles OS and application logic. Ensure the design accommodates the 529-ball BGA footprint and supports the necessary external DDR memory interfaces for optimal performance.

Digital Signal Processor Dsp Part Context

This part belongs to the ADSP-SC58x/ADSP-2158x family, which shares a common architectural foundation. It is distinguished by its specific combination of dual SHARC+ cores, the integrated Arm Cortex-A5, and the 529-ball BGA package option. This configuration targets applications needing high throughput and extensive connectivity within a single integrated circuit.

Digital Signal Processor Dsp Replacement Considerations

Direct replacements within the same family include the ADSP-SC587W (automotive grade) or other variants like the ADSP-SC584 depending on core count and interface requirements. Verify that alternative parts match the specific clock speeds and peripheral configurations needed for the target application.