Overview
The SM320C6455BGTZSEP is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C645x series. This device is based on the third-generation advanced VelociTI™ very-long-instruction-word (VLIW) architecture, making it an excellent choice for applications such as video and telecom infrastructure, imaging/medical, and wireless infrastructure (WI).
The C6455 DSP offers a 1.2-GHz clock rate, achieving up to 9600 million instructions per second (MIPS) or 9600 16-bit MMACs per cycle. It features a 64-bit external memory interface (EMIFA) and supports DDR2 SDRAM, along with various peripherals like 10/100/1000 Ethernet MAC, I2C, McBSPs, and a 32-bit PCI interface.
Key Specifications
| Feature | Description |
|---|---|
| Process Technology | 0.09 µm, 7-level Cu metal process (CMOS) |
| Clock Rate | Up to 1.2 GHz |
| Performance | Up to 9600 MIPS or 9600 16-bit MMACs per cycle |
| Memory | 32KB L1 Program Memory, 32KB L1 Data Memory, 2096KB L2 Unified Memory/Cache, 32KB L2 ROM |
| External Memory Interface | 64-bit EMIFA, DDR2 Memory Controller (32-bit bus width) |
| Peripherals | I2C, McBSPs, 10/100/1000 Ethernet MAC (EMAC), 32-bit PCI, 32-bit HPI, UTOPIA, GPIO (16-pin) |
| Serial RapidIO | Four 1x or one 4x Serial RapidIO links, v1.2 compliant, 1.25/2.5/3.125 Gbps link rates |
| Package | 697-pin Flip-Chip Plastic BGA (ZTZ or GTZ), 24 x 24 mm, 0.8 mm ball pitch |
| Operating Temperature | Commercial: 0°C to 90°C, Extended: –40°C to 105°C, S-Temp: –55°C to 105°C |
Key Features
- C64x+ DSP Core: Eight functional units, two register files, and two data paths, supporting up to eight 16-bit x 16-bit MACs per cycle.
- High-Speed Peripherals: Includes Serial RapidIO, DDR2 Memory Controller, 10/100/1000 Ethernet MAC, and a 32-bit PCI interface.
- Memory Architecture: 32KB L1 Program and Data Memories, 2096KB L2 Unified Memory/Cache, and 32KB L2 ROM.
- EDMA3 Controller: 64 independent channels for efficient data transfer.
- I/O and Interfaces: I2C, McBSPs, GPIO (16-pin), and a user-configurable 32-bit or 16-bit HPI.
- Power Management: Advanced power-down control and bandwidth management features.
Applications
- Video and Telecom Infrastructure: High-performance processing for video encoding, decoding, and telecom applications.
- Imaging/Medical: Advanced signal processing for medical imaging and other high-performance imaging applications.
- Wireless Infrastructure (WI): Supports the demanding requirements of wireless communication systems.
- Other Applications: Suitable for various high-performance DSP applications requiring advanced signal processing capabilities.
Q & A
- What is the clock rate of the SM320C6455BGTZSEP DSP?
The clock rate of the SM320C6455BGTZSEP DSP is up to 1.2 GHz.
- What is the performance of the SM320C6455BGTZSEP in terms of MIPS and MMACs?
The SM320C6455BGTZSEP achieves up to 9600 MIPS or 9600 16-bit MMACs per cycle.
- What type of memory interfaces does the SM320C6455BGTZSEP support?
The SM320C6455BGTZSEP supports a 64-bit EMIFA and a 32-bit DDR2 SDRAM interface.
- What peripherals are included in the SM320C6455BGTZSEP?
The SM320C6455BGTZSEP includes I2C, McBSPs, 10/100/1000 Ethernet MAC, 32-bit PCI, and a 32-bit HPI among others.
- What is the package type and pin count of the SM320C6455BGTZSEP?
The SM320C6455BGTZSEP comes in a 697-pin Flip-Chip Plastic BGA package.
- What are the operating temperature ranges for the SM320C6455BGTZSEP?
The operating temperature ranges are Commercial: 0°C to 90°C, Extended: –40°C to 105°C, and S-Temp: –55°C to 105°C.
- Is the SM320C6455BGTZSEP still in production?
No, the SM320C6455BGTZSEP is no longer manufactured.
- What is the significance of the C64x+ DSP core in the SM320C6455BGTZSEP?
The C64x+ DSP core features eight functional units, two register files, and two data paths, significantly enhancing the processing capabilities..
- How does the Serial RapidIO interface contribute to system performance?
The Serial RapidIO interface dramatically improves system performance and reduces system cost for applications involving multiple DSPs..
- What is the role of the EDMA3 controller in the SM320C6455BGTZSEP?
The EDMA3 controller provides 64 independent channels for efficient data transfer, enhancing overall system performance..
