Overview
The TMS320C6455BGTZA is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C6000 DSP platform. This device is based on the third-generation VelociTI™ very-long-instruction-word (VLIW) architecture, making it an excellent choice for demanding applications such as video and telecom infrastructure, imaging/medical, and wireless infrastructure.
The C6455 DSP offers exceptional processing power, with clock rates of up to 1.2 GHz and the ability to execute eight 16-bit x 16-bit multiply-accumulates (MACs) every clock cycle, resulting in 9600 16-bit MMACs per second at 1.2 GHz. It also features a robust memory system, including 32KB of L1 program and data memory, and 2048KB of unified L2 memory.
Key Specifications
| Feature | Specification |
|---|---|
| Processor Core | TMS320C64x+™ DSP Core |
| Clock Rate | 720 MHz, 850 MHz, 1 GHz, 1.2 GHz |
| Instruction Cycle Time | 1.39 ns (720 MHz), 1.17 ns (850 MHz), 1 ns (1 GHz), 0.83 ns (1.2 GHz) |
| MIPS/MMACS | 9600 MIPS/MMACS (16-Bits) at 1.2 GHz |
| Memory | 32KB L1 Program and Data Memory, 2048KB L2 Unified Memory |
| External Memory Interface | 64-bit EMIFA, DDR2 Memory Controller (32-bit bus width) |
| Peripheral Interfaces | I2C, PCI (33/66 MHz), McBSPs, UTOPIA, Ethernet MAC (10/100/1000) |
| Package | 697-pin Flip-Chip Ball Grid Array (FCBGA) |
| Process Technology | 0.09 μm CMOS |
| Operating Temperature | Commercial: 0°C to 90°C, Extended: -40°C to 105°C |
Key Features
- High-Performance DSP Core: The TMS320C64x+™ DSP core supports eight 16-bit x 16-bit MACs per cycle, resulting in high processing throughput.
- Advanced Memory System: Includes 32KB of L1 program and data memory, and 2048KB of unified L2 memory, configurable as RAM or cache.
- Enhanced Direct Memory Access (EDMA3): Features 64 independent channels for efficient data transfer.
- Peripheral Interfaces: Supports I2C, PCI, McBSPs, UTOPIA, and a 10/100/1000 Ethernet MAC.
- Serial RapidIO Port: High-speed 1x/4x Serial RapidIO port for high-bandwidth communication.
- Power Management: Includes power-down control and low power modes to optimize energy efficiency.
- Debugging and Emulation: Trace-enabled device with JTAG and in-circuit emulation capabilities.
Applications
- Video and Telecom Infrastructure: Ideal for high-performance video processing and telecom applications due to its high bandwidth and processing capabilities.
- Imaging and Medical: Suitable for medical imaging and other high-resolution imaging applications requiring intense computational power.
- Wireless Infrastructure: Used in wireless base stations and other wireless infrastructure equipment due to its ability to handle complex signal processing tasks.
- Industrial Automation: Can be used in industrial automation systems that require high-performance processing and real-time control.
Q & A
- What is the maximum clock rate of the TMS320C6455 DSP?
The maximum clock rate of the TMS320C6455 DSP is 1.2 GHz.
- How many MACs can the C6455 DSP execute per cycle?
The C6455 DSP can execute eight 16-bit x 16-bit MACs per cycle.
- What type of memory interfaces does the C6455 support?
The C6455 supports a 64-bit EMIFA and a DDR2 memory controller with a 32-bit bus width.
- Does the C6455 have any power management features?
Yes, the C6455 includes power-down control and low power modes to optimize energy efficiency.
- What peripheral interfaces are available on the C6455?
The C6455 supports I2C, PCI, McBSPs, UTOPIA, and a 10/100/1000 Ethernet MAC.
- What is the package type of the TMS320C6455?
The TMS320C6455 is packaged in a 697-pin Flip-Chip Ball Grid Array (FCBGA).
- What is the process technology used in the C6455?
The C6455 is manufactured using 0.09 μm CMOS process technology.
- What are the operating temperature ranges for the C6455?
The operating temperature ranges are 0°C to 90°C for commercial and -40°C to 105°C for extended temperature devices.
- Does the C6455 support any high-speed communication interfaces?
Yes, the C6455 includes a high-speed 1x/4x Serial RapidIO port.
- What debugging and emulation features are available on the C6455?
The C6455 is trace-enabled and supports JTAG and in-circuit emulation.
