Overview
The TMS320C6457CCMH2 is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, based on the third-generation advanced VelociTI™ very-long-instruction-word (VLIW) architecture. This DSP is part of the TMS320C6000™ DSP platform and is designed for applications requiring high computational power and flexibility, such as video and telecom infrastructure, imaging/medical, and wireless infrastructure.
The C6457 device operates at clock rates of up to 1.2 GHz, delivering up to 9600 million instructions per second (MIPS) or 9600 16-bit MMACs per cycle. It features eight functional units, two register files, and two data paths, making it highly efficient for computation-intensive real-time applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TMS320C6457CCMH2 |
| Series | TMS320C6457 |
| Package Type | 688-Pin Ball Grid Array (BGA) |
| Package Dimensions | 23 mm x 23 mm x 2.35 mm |
| Operating Temperature | 0°C to 95°C (Commercial), -40°C to 95°C (Extended) |
| Clock Rate | 850 MHz, 1 GHz, 1.2 GHz |
| Instruction Cycle Time | 1.18 ns, 1 ns, 0.83 ns |
| MIPS/MMACs | Up to 9600 MIPS/MMACs (16-Bits) |
| Memory Architecture | 256KB L1P Program Cache, 256KB L1D Data Cache, 2048KB L2 Unified RAM/Cache |
| External Memory Interface | 64-Bit EMIFA, 32-Bit DDR2 SDRAM Interface |
| Peripheral Interfaces | Serial RapidIO, Ethernet MAC, McBSPs, UTOPIA, I2C, GPIO |
| Coprocessors | Enhanced Viterbi Decoder Coprocessor (VCP2), Two Enhanced Turbo Decoder Coprocessors (TCP2_A and TCP2_B) |
Key Features
- High-Performance DSP Core: Based on the TMS320C64x+™ DSP core with up to 9600 MIPS/MMACs at 1.2 GHz.
- Advanced Memory Architecture: Includes 256KB L1P and L1D caches, and 2048KB L2 unified RAM/cache.
- High-Speed Interfaces: Supports Serial RapidIO, 10/100/1000 Ethernet MAC, McBSPs, UTOPIA, and I2C.
- Coprocessors: Features an enhanced Viterbi decoder coprocessor and two enhanced Turbo decoder coprocessors.
- External Memory Interface: 64-bit EMIFA and 32-bit DDR2 SDRAM interface.
- Power Management: Supports various power-down modes and has a dedicated DDR PLL for the DDR2 memory controller.
- Debug and Development Tools: Compatible with various JTAG emulators and evaluation modules like TMDSEVM6472 and XDS560v2.
Applications
- Video and Telecom Infrastructure: Ideal for high-performance video processing and telecom infrastructure applications.
- Imaging and Medical: Suitable for medical imaging and other high-computation imaging applications.
- Wireless Infrastructure: Used in wireless infrastructure applications requiring high-speed signal processing.
- Industrial Automation: Can be used in industrial automation systems that require real-time processing and high computational power.
- Aerospace and Defense: Applicable in aerospace and defense systems that demand high-performance signal processing.
Q & A
- What is the TMS320C6457CCMH2?
The TMS320C6457CCMH2 is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments.
- What is the clock rate of the TMS320C6457CCMH2?
The clock rate can be up to 1.2 GHz.
- What type of memory architecture does the TMS320C6457CCMH2 have?
The device features a two-level memory system with 256KB L1P and L1D caches and 2048KB L2 unified RAM/cache.
- What are the key interfaces supported by the TMS320C6457CCMH2?
The device supports Serial RapidIO, 10/100/1000 Ethernet MAC, McBSPs, UTOPIA, I2C, and GPIO.
- What coprocessors are integrated into the TMS320C6457CCMH2?
The device includes an enhanced Viterbi decoder coprocessor (VCP2) and two enhanced Turbo decoder coprocessors (TCP2_A and TCP2_B).
- What is the operating temperature range of the TMS320C6457CCMH2?
The operating temperature range is 0°C to 95°C (Commercial) and -40°C to 95°C (Extended).
- What development tools are available for the TMS320C6457CCMH2?
Development tools include evaluation modules like TMDSEVM6472 and JTAG emulators such as XDS560v2.
- What are some typical applications of the TMS320C6457CCMH2?
Typical applications include video and telecom infrastructure, imaging and medical, wireless infrastructure, industrial automation, and aerospace and defense.
- Is the TMS320C6457CCMH2 RoHS compliant?
Yes, the TMS320C6457CCMH2 is RoHS compliant.
- What is the package type of the TMS320C6457CCMH2?
The package type is a 688-Pin Ball Grid Array (BGA).
