Overview
The TMS320C6655CZHA is a high-performance fixed- and floating-point Digital Signal Processor (DSP) from Texas Instruments, based on the KeyStone multicore architecture. This device features the innovative C66x DSP core, capable of operating at core speeds up to 1.25 GHz. It is designed to be power-efficient and user-friendly, making it an ideal platform for a broad range of applications. The C665x DSPs are fully backward compatible with the existing C6000 family of fixed- and floating-point DSPs, ensuring software portability and shortened development cycles.
Key Specifications
| Specification | Details |
|---|---|
| Core Speed | Up to 1.25 GHz |
| Core Type | TMS320C66x™ DSP Core Subsystem (CorePac) |
| 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, 1024KB dedicated memory, 1024KB Multicore Shared Memory (MSM SRAM) |
| External Memory Interface | 32-bit DDR-3 EMIF @ 1333 MHz with ECC DRAM support |
| Package | FCBGA (CZH) with 625 pins |
| Operating Temperature Range | -40°C to 100°C |
| Interfaces | Gigabit Ethernet (GbE) Subsystem, SGMII Port, UART, McBSPs, I2C, SPI, GPIO, SRIO 2.1 |
Key Features
- High-performance fixed- and floating-point DSP core with up to 1.25 GHz core speed
- 40 GMAC per core for fixed point and 20 GFLOP per core for floating point operations at 1.25 GHz
- Multicore Shared Memory Controller (MSMC) with 1024KB MSM SRAM memory
- Support for Gigabit Ethernet (GbE) and SGMII Port
- 32-bit DDR-3 external memory interface at 1333 MHz with ECC DRAM support
- Universal Parallel Port, UART, McBSPs, I2C, SPI, and GPIO interfaces
- Semaphore Module and up to eight 64-bit timers
- Two on-chip PLLs and four lanes of SRIO 2.1
Applications
The TMS320C6655CZHA is suitable for a wide range of high-performance applications, including:
- Telecommunications and wireless infrastructure
- Medical imaging and diagnostics
- Aerospace and defense systems
- Industrial automation and control systems
- High-speed data processing and analytics
Q & A
- What is the core speed of the TMS320C6655CZHA?
The core speed of the TMS320C6655CZHA can be up to 1.25 GHz.
- What type of memory does the TMS320C6655CZHA have?
The device has 32KB L1 program and data cache, 1024KB dedicated memory, and 1024KB Multicore Shared Memory (MSM SRAM).
- Does the TMS320C6655CZHA support external memory interfaces?
Yes, it supports a 32-bit DDR-3 external memory interface at 1333 MHz with ECC DRAM support.
- What are the key interfaces available on the TMS320C6655CZHA?
The device includes Gigabit Ethernet (GbE) Subsystem, SGMII Port, UART, McBSPs, I2C, SPI, GPIO, and SRIO 2.1 interfaces.
- Is the TMS320C6655CZHA backward compatible with other 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 TMS320C6655CZHA?
The operating temperature range is -40°C to 100°C.
- What is the package type of the TMS320C6655CZHA?
The device is packaged in an FCBGA (CZH) with 625 pins.
- Does the TMS320C6655CZHA support timers and PLLs?
Yes, it supports up to eight 64-bit timers and two on-chip PLLs.
- What are some typical applications of the TMS320C6655CZHA?
It is used in telecommunications, medical imaging, aerospace, industrial automation, and high-speed data processing.
- How does the TMS320C6655CZHA enhance software development?
The device ensures software portability and shortened software development cycles due to its backward compatibility with the C6000 family of DSPs.
