Overview
The TMS320VC5509A is a high-performance, low-power, fixed-point digital signal processor (DSP) from Texas Instruments, based on the TMS320C55x DSP generation CPU processor core. This DSP is designed to achieve high performance and low power consumption through increased parallelism and a focus on reducing power dissipation. The TMS320VC5509A is particularly suited for applications requiring intensive signal processing, such as video and audio processing, and is supported by a comprehensive set of development tools and libraries.
Key Specifications
| Specification | Details |
|---|---|
| Package | 144-pin Low-Profile Quad Flatpack (LQFP) |
| Operating Temperature Range | -40°C to 85°C |
| Clock Rate | 108 MHz, 144 MHz, 200 MHz |
| Instruction Cycle Time | 9.26 ns, 6.95 ns, 5 ns |
| On-Chip RAM | 128K × 16-Bit (64K Bytes DARAM, 192K Bytes SARAM) |
| On-Chip ROM | 64K Bytes (32K × 16-Bit) |
| External Memory Interface | Supports asynchronous SRAM, EPROM, and synchronous DRAM |
| Serial Ports | Up to 3 McBSPs, up to 2 MMC/SD interfaces |
| Timers | Two 20-bit timers, watchdog timer |
| GPIO | Seven (LQFP) or eight (BGA) general-purpose I/O pins |
| USB | Full-Speed (12 Mbps) slave port |
| I2C Interface | Multi-master and slave interface |
| A/D Converter | 4-channel (BGA) or 2-channel (LQFP) 10-bit successive approximation A/D |
Key Features
- High-performance, low-power fixed-point DSP with up to 400 million multiply-accumulates per second (MMACS)
- Dual multipliers and two arithmetic/logic units (ALUs)
- Three internal data/operand read buses and two internal data/operand write buses
- Support for up to three data reads and two data writes in a single cycle
- Six-channel direct memory access (DMA) controller
- Programmable phase-locked loop clock generator
- Real-time clock with crystal input and separate clock domain
- USB full-speed slave port and I2C multi-master and slave interface
- Enhanced host-port interface (HPI) for host processor access
- Support for various serial and parallel interfaces, including McBSPs and MMC/SD
Applications
The TMS320VC5509A is versatile and can be used in a variety of applications, including:
- Portable digital video applications, such as video codecs and image processing
- Audio processing and voice recognition
- Security and encryption
- TCP/IP and network communication
- User-interface operations and text-to-speech conversion
- Industrial control and automation
- Medical devices requiring signal processing
Q & A
- What is the TMS320VC5509A?
The TMS320VC5509A is a high-performance, low-power fixed-point digital signal processor (DSP) from Texas Instruments.
- What is the clock rate of the TMS320VC5509A?
The clock rate of the TMS320VC5509A can be 108 MHz, 144 MHz, or 200 MHz.
- What type of memory does the TMS320VC5509A have?
The TMS320VC5509A has 128K × 16-Bit on-chip RAM (64K Bytes DARAM, 192K Bytes SARAM) and 64K Bytes of on-chip ROM.
- What serial interfaces does the TMS320VC5509A support?
The TMS320VC5509A supports up to three McBSPs and up to two MMC/SD interfaces.
- Does the TMS320VC5509A have USB capabilities?
Yes, the TMS320VC5509A has a full-speed (12 Mbps) USB slave port.
- What is the operating temperature range of the TMS320VC5509A?
The operating temperature range is -40°C to 85°C.
- What development tools support the TMS320VC5509A?
The TMS320VC5509A is supported by the eXpressDSP, Code Composer Studio IDE, DSP/BIOS, and the C55x DSP Library.
- What types of external memory does the TMS320VC5509A support?
The TMS320VC5509A supports asynchronous SRAM, EPROM, and synchronous DRAM.
- Does the TMS320VC5509A have general-purpose I/O pins?
Yes, it has seven (LQFP) or eight (BGA) general-purpose I/O pins.
- What is the purpose of the DMA controller in the TMS320VC5509A?
The DMA controller provides data movement for six independent channel contexts without CPU intervention.
