ADSP-BF703KBCZ-3

Digital Signal Processor Dsp Overview

The ADSP-BF703KBCZ-3 is a single-core Blackfin+ digital signal processor from Analog Devices, operating at a maximum frequency of 400 MHz. It features a dual 16-bit or single 32-bit MAC architecture with instruction set compatibility to previous Blackfin products. The device integrates 1 MB of ECC-protected L2 SRAM and 136 kB of parity-protected L1 SRAM. It is housed in an 88-lead LFCSP_VQ (QFN) package measuring 12 mm × 12 mm. The processor supports low system power consumption, with core domain power under 100 mW at 400 MHz. It includes hardware security accelerators, crypto engines, and multiple peripheral interfaces such as USB 2.0 HS OTG, CAN, and SPI.

Digital Signal Processor Dsp Feature Summary

• Blackfin+ core with up to 400 MHz performance and dual 16-bit/single 32-bit MAC support per cycle
• 1 MB ECC-protected L2 SRAM and 136 kB multi-parity-bit protected L1 SRAM
• 88-Lead LFCSP_VQ (QFN) package (12 mm × 12 mm), RoHS compliant
• Integrated crypto hardware accelerators, secure boot, and memDMA encryption

Digital Signal Processor Dsp Applications

• Embedded industrial instrumentation
• Video and image analysis systems
• Biometric identification devices
• Power and motor control applications

Digital Signal Processor Dsp Procurement Notes

Verify the specific speed grade and package variant against the official Analog Devices ordering guide. Confirm that the LFCSP_VQ package matches the design footprint requirements. Check for any recent Product Change Notices regarding pinout or electrical characteristics updates before finalizing procurement specifications.

Digital Signal Processor Dsp Selection Notes

Select this model for applications requiring high-performance signal processing with low power consumption. Ensure the design accommodates the 12 mm × 12 mm QFN package dimensions. Verify that the 1 MB L2 SRAM meets memory capacity needs without external storage. Consider the AEC-Q100 qualification if automotive reliability standards are required for the deployment environment.

Digital Signal Processor Dsp Part Context

This component belongs to the ADSP-BF70x Blackfin+ processor family. It shares architectural similarities with other members like the ADSP-BF700 and ADSP-BF701 but differs in memory size and speed grades. The BF703 specifically offers 1 MB of L2 SRAM and operates at 400 MHz, positioning it between lower-memory variants and higher-end models in the series.

Digital Signal Processor Dsp Replacement Considerations

Direct replacements within the same package and pinout include other ADSP-BF70x variants such as the ADSP-BF702 or ADSP-BF704, provided memory and speed requirements align. Cross-family migration to newer DSP architectures requires significant software and hardware redesign.