ADSP-BF704BCPZ-3

Digital Signal Processor Dsp Overview

The ADSP-BF704BCPZ-3 is a Blackfin+ embedded processor from Analog Devices, operating at a maximum clock frequency of 200 MHz. It features a single-core architecture with 128 kB of on-chip L2 SRAM and 512 kB of L2 ROM. The device utilizes an 88-Lead LFCSP_VQ package (12 mm × 12 mm) and supports dual 16-bit or single 32-bit MAC operations per cycle. Core power consumption is less than 100 mW at 400 MHz equivalent performance levels. It includes peripherals such as USB 2.0 HS OTG, two CAN interfaces, and two SPORTs.

Digital Signal Processor Dsp Feature Summary

• Blackfin+ core with up to 400 MHz capability, featuring dual 16-bit or single 32-bit MAC support per cycle.
• Integrated 128 kB ECC-protected L2 SRAM and 512 kB L2 ROM for code and data storage.
• Rich peripheral set including USB 2.0 HS OTG, two CAN controllers, two UARTs, and two SPORT interfaces.
• AEC-Q100 qualified for automotive applications with low static power consumption.

Digital Signal Processor Dsp Applications

• Automotive systems requiring AEC-Q100 qualification.
• Embedded industrial control and instrumentation.
• Video and image analysis tasks.
• Biometric applications.
• Power and motor control systems.

Digital Signal Processor Dsp Procurement Notes

Verify the specific speed grade and memory configuration against the datasheet Table 1, as suffixes may indicate variations in clock speed or package type. Confirm RoHS compliance and moisture sensitivity level requirements for your assembly process. Check for any recent Product Change Notices regarding pinout or electrical characteristics updates.

Digital Signal Processor Dsp Selection Notes

Select this model if a 200 MHz operating frequency and 128 kB L2 SRAM are sufficient for your application. Compare against the ADSP-BF705BCPZ-3 if higher performance (400 MHz) or larger memory (256 kB L2 SRAM) is required. Ensure the 88-Lead LFCSP package fits your PCB footprint constraints.

Digital Signal Processor Dsp Part Context

This component belongs to the ADSP-BF70x series, which offers scalable performance from 200 MHz to 400 MHz and L2 SRAM sizes from 128 kB to 1 MB. The BF704 variant sits between the lower-performance BF700/BF702 and the higher-performance BF705/BF706 models in terms of clock speed and memory capacity.

Digital Signal Processor Dsp Replacement Considerations

Direct functional replacements within the same package include other ADSP-BF70x variants like the ADSP-BF702BCPZ-3 or ADSP-BF705BCPZ-3, provided the memory and speed differences are acceptable. Verify pin compatibility and software register mapping before substitution.

Digital Signal Processor Dsp FAQ

What is the maximum clock frequency for the ADSP-BF704BCPZ-3?

The ADSP-BF704BCPZ-3 has a maximum SYSCLK of 100 MHz, corresponding to a core performance grade of 200 MHz.

Does the ADSP-BF704BCPZ-3 support external DDR/LPDDR memory?

No, according to Table 1 in the datasheet, the ADSP-BF704 does not have a Dynamic Memory Controller (DMC) for DDR2/LPDDR; this feature is available only in the BF705 and BF707 variants.

What is the size of the L2 SRAM in this device?

The ADSP-BF704BCPZ-3 integrates 128 kB of L2 SRAM with ECC protection.