Overview
The TMS320C6657GZHA is a high-performance dual-core digital signal processor (DSP) from Texas Instruments, based on the KeyStone multicore architecture. This device features two TMS320C66x DSP core subsystems, each capable of operating at speeds of up to 1.25 GHz. The C6657 is designed to provide a power-efficient and user-friendly platform for a wide range of applications, including signal processing, mathematical computations, and image acquisition. It is fully backward compatible with the existing C6000 family of fixed- and floating-point DSPs, ensuring software portability and reduced development time.
Key Specifications
| Specification | Details |
|---|---|
| Processor Cores | Two TMS320C66x DSP core subsystems |
| Core Speed | Up to 1.25 GHz |
| Fixed-Point Performance | 40 GMAC per core @ 1.25 GHz |
| Floating-Point Performance | 20 GFLOP per core @ 1.25 GHz |
| Memory | 32KB L1 program and data cache per core, 1024KB L2 unified memory/cache, 1024KB Multicore Shared Memory |
| External Memory Interface | 32-bit DDR3 interface, DDR3-1333, ECC DRAM support |
| Peripherals | Four lanes of SRIO 2.1, PCIe Gen2, Gigabit Ethernet, I2C, UART, McBSP, Universal Parallel Port, SPI, GPIO |
| Package | 625-pin FCBGA (GZH) package |
| Operating Temperature Range | -40°C to 100°C |
Key Features
- Dual-core TMS320C66x DSP core subsystems, each with fixed- and floating-point CPU cores
- High-performance capabilities: 40 GMAC and 20 GFLOP per core at 1.25 GHz
- Multicore Shared Memory Controller (MSMC) with 1024KB MSM SRAM memory
- Multicore Navigator for efficient data management and TeraNet for fast internal data movement
- Hardware accelerators including Viterbi coprocessors and Turbo coprocessor decoder
- High-speed interfaces: SRIO 2.1, PCIe Gen2, Gigabit Ethernet, HyperLink
- Comprehensive development tools including enhanced C compiler, assembly optimizer, and Windows debugger interface
Applications
The TMS320C6657GZHA is suitable for a broad range of applications that require high computational power and efficient data processing. These include:
- Signal processing and analysis
- Image and video processing
- Telecommunications and wireless infrastructure
- Medical imaging and diagnostics
- Aerospace and defense systems
- Industrial automation and control systems
Q & A
- What is the core speed of the TMS320C6657GZHA?
The core speed of the TMS320C6657GZHA can be up to 1.25 GHz.
- How many DSP core subsystems does the TMS320C6657GZHA have?
The TMS320C6657GZHA has two TMS320C66x DSP core subsystems.
- What is the fixed-point performance of each core?
Each core provides 40 GMAC at 1.25 GHz.
- What is the floating-point performance of each core?
Each core provides 20 GFLOP at 1.25 GHz.
- What type of external memory interface does the TMS320C6657GZHA support?
The device supports a 32-bit DDR3 interface with DDR3-1333 and ECC DRAM support.
- What high-speed interfaces are available on the TMS320C6657GZHA?
The device includes SRIO 2.1, PCIe Gen2, Gigabit Ethernet, and HyperLink interfaces.
- Is the TMS320C6657GZHA backward compatible with previous DSPs?
Yes, it is fully backward compatible with the existing C6000 family of fixed- and floating-point DSPs.
- What is the operating temperature range of the TMS320C6657GZHA?
The operating temperature range is -40°C to 100°C.
- What type of package does the TMS320C6657GZHA come in?
The device is packaged in a 625-pin FCBGA (GZH) package.
- What development tools are available for the TMS320C6657GZHA?
The device has comprehensive development tools including an enhanced C compiler, assembly optimizer, and Windows debugger interface.
