SM320C6678ACYPW

Digital Signal Processor Dsp Overview

The SM320C6678ACYPW is a multicore digital signal processor from Texas Instruments, utilizing the C66x core architecture. It integrates eight programmable DSP cores within a KeyStone multi-core framework, supporting both fixed-point and floating-point operations. The device operates with a maximum clock frequency of 1.25 GHz and features an FCBGA-841 package. Internal memory resources include 32 KB L1 instruction cache and 32 KB L1 data cache per core, alongside shared L2 memory. The component supports a supply voltage range of 900 mV to 1.1 V and functions within an extended industrial temperature range of -55°C to 115°C.

Digital Signal Processor Dsp Feature Summary

• Eight C66x DSP cores providing up to 1.25 GHz processing speed
• KeyStone multi-core architecture with non-blocking access via TeraNet
• Integrated HyperLink interface for scalable multi-device connectivity
• Support for PCIe Gen2, SRIO 2.1, and Gigabit Ethernet subsystems

Digital Signal Processor Dsp Applications

• Wireless infrastructure baseband processing
• High-performance computing systems
• Video encoding and decoding applications
• Industrial automation and process control

Digital Signal Processor Dsp Part Context

The SM320C6678ACYPW belongs to the TMS320C667x family of high-performance DSPs. It is functionally equivalent to the commercial grade TMS320C6678 but is specified for extended industrial temperature ranges (-55°C to 115°C). This variant is designed for demanding environments requiring robust computational performance and reliable operation under extreme thermal conditions.

Digital Signal Processor Dsp Replacement Considerations

Direct pin-to-pin replacements include the TMS320C6678ACYPT (commercial grade) or other variants within the TMS320C667x series such as the TMS320C6674. Verification of temperature ratings and specific ordering suffixes is required to ensure environmental compliance matches the application requirements.