TMS320C6678XCYPA

Digital Signal Processor Dsp Overview

The TMS320C6678XCYPA is a multicore fixed and floating-point digital signal processor based on the KeyStone architecture. It integrates eight C66x DSP CorePacs, each capable of operating at frequencies up to 1.4 GHz, delivering 44.8 GMACs/core for fixed-point and 22.4 GFLOPs/core for floating-point processing. The device features 32KB L1P and 32KB L1D cache per core, along with 512KB local L2 memory. A 4MB Multicore Shared Memory Controller (MSMC) SRAM supports inter-core communication. High-speed interfaces include four lanes of Serial RapidIO 2.1, PCIe Gen2, HyperLink, and a Gigabit Ethernet switch subsystem.

Digital Signal Processor Dsp Feature Summary

• Eight C66x DSP cores with peak performance of 44.8 GMACs/core (fixed) and 22.4 GFLOPs/core (floating) at 1.4 GHz
• Integrated Network Coprocessor with Packet Accelerator (up to 1.5 M packets/s) and Security Accelerator (up to 2.8 Gbps encryption)
• Multicore Navigator managing 8192 hardware queues for zero-overhead packet-based DMA transfers
• Extensive I/O connectivity including Serial RapidIO 2.1, PCIe Gen2, HyperLink, DDR3-1600 EMIF, and Gigabit Ethernet

Digital Signal Processor Dsp Applications

• Mission-Critical Systems
• Communications Infrastructure
• Video Infrastructure
• Imaging and Medical Devices
• Industrial Automation and Process Control

Digital Signal Processor Dsp Procurement Notes

Verify the specific speed grade suffix (e.g., X for 1.4 GHz) against the required operational frequency. Confirm the package type matches the design footprint, as the CYP package denotes an 841-ball FCBGA configuration. Ensure compliance with RoHS3 standards and check for any obsolescence notices or alternative part recommendations from Texas Instruments prior to finalizing procurement plans.

Digital Signal Processor Dsp Selection Notes

Select the appropriate temperature range variant; the datasheet specifies commercial (0°C to 85°C) and extended (-40°C to 100°C) options. Evaluate memory requirements carefully, as the 4MB MSM SRAM is shared among all eight cores. Consider the power consumption implications of running all cores at maximum frequency and ensure adequate thermal management solutions are integrated into the PCB design for the high-density BGA package.

Digital Signal Processor Dsp Part Context

This component belongs to the TMS320C66x series, representing TI's high-performance multicore DSP line built on the KeyStone architecture. It is designed to replace or augment single-core C6000 processors in applications demanding massive parallel throughput. The device maintains backward compatibility with existing C6000 software tools and codebases, facilitating migration from legacy architectures while offering significantly increased computational density and inter-core bandwidth.

Digital Signal Processor Dsp Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.