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 processor supports a complex internal bus structure, enabling multiple data reads and writes in a single cycle, along with independent DMA activity. It is particularly suited for applications requiring intensive signal processing, such as video and audio processing, and is supported by a comprehensive development environment including the eXpressDSP, Code Composer Studio, and DSP/BIOS.
Key Specifications
| Parameter | Specification |
|---|---|
| Package | NFBGA (ZAY) with 179 pins |
| Operating Temperature Range | -40°C to 85°C |
| Instruction Cycle Time | 9.26 ns, 6.95 ns, 5 ns |
| Clock Rate | 108 MHz, 144 MHz, 200 MHz |
| Instructions per Cycle | One or Two Instructions |
| Multiply-Accumulate Units | Dual Multipliers, up to 400 MMACS |
| Arithmetic/Logic Units (ALUs) | Two ALUs (40-bit and 16-bit) |
| On-Chip RAM | 128K × 16-Bit (64K DARAM, 192K SARAM, 64K ROM) |
| External Memory Interface | 8M × 16-Bit, supporting SRAM, EPROM, SDRAM |
| Timers | Two 20-Bit Timers, Watchdog Timer |
| DMA Controller | Six-Channel DMA Controller |
| Serial Ports | Up to 3 McBSPs, up to 2 MMC/SD Interfaces |
| General-Purpose I/O (GPIO) | Seven (LQFP) or Eight (BGA) GPIO Pins |
| USB and I2C | USB Full-Speed Slave Port, I2C Multi-Master and Slave Interface |
| Analog to Digital Converter (ADC) | 4-Channel (BGA) or 2-Channel (LQFP) 10-Bit Successive Approximation ADC |
Key Features
- High-performance, low-power fixed-point DSP based on the TMS320C55x CPU core.
- Dual multiply-accumulate units capable of up to 400 million multiply-accumulates per second (MMACS).
- Two arithmetic/logic units (ALUs): a central 40-bit ALU and an additional 16-bit ALU.
- Three internal data/operand read buses and two internal data/operand write buses.
- 128K × 16-Bit on-chip RAM, including DARAM, SARAM, and ROM.
- External memory interface supporting asynchronous SRAM, EPROM, and synchronous DRAM.
- Six-channel DMA controller for efficient data movement.
- Three full-duplex multichannel buffered serial ports (McBSPs) and up to two MMC/SD interfaces.
- Programmable phase-locked loop clock generator and real-time clock with separate clock domain and power supply.
- USB full-speed slave port and I2C multi-master and slave interface.
- 4-channel (BGA) or 2-channel (LQFP) 10-bit successive approximation ADC.
- JTAG boundary scan logic for testing and debugging.
Applications
The TMS320VC5509A DSP is versatile and can be applied in various fields requiring intensive signal processing, including:
- Portable digital video applications, such as video codecs and image processing.
- Audio processing and voice recognition systems.
- Industrial automation and control systems.
- Medical imaging and diagnostic equipment.
- Communication systems, including wireless and wired networks.
- Consumer electronics, such as digital cameras and media players.
Q & A
- What is the TMS320VC5509A based on?
The TMS320VC5509A is based on the TMS320C55x DSP generation CPU processor core.
- What are the key performance metrics of the TMS320VC5509A?
The DSP has instruction cycle times of 9.26 ns, 6.95 ns, and 5 ns, and clock rates of 108 MHz, 144 MHz, and 200 MHz.
- How much on-chip RAM does the TMS320VC5509A have?
The DSP has 128K × 16-Bit on-chip RAM, composed of DARAM, SARAM, and ROM.
- What types of external memory does the TMS320VC5509A support?
The DSP supports asynchronous SRAM, EPROM, and synchronous DRAM through its external memory interface.
- What serial interfaces are available on the TMS320VC5509A?
The DSP includes up to three McBSPs and up to two MMC/SD interfaces.
- Does the TMS320VC5509A have USB and I2C capabilities?
Yes, it includes a USB full-speed slave port and an I2C multi-master and slave interface.
- What is the purpose of the DMA controller in the TMS320VC5509A?
The six-channel DMA controller provides efficient data movement without CPU intervention.
- What development tools support the TMS320VC5509A?
The DSP is supported by the eXpressDSP, Code Composer Studio, DSP/BIOS, and other tools from Texas Instruments.
- What are some common applications of the TMS320VC5509A?
Common applications include portable digital video, audio processing, industrial automation, medical imaging, and consumer electronics.
- What is the operating temperature range of the TMS320VC5509A?
The operating temperature range is -40°C to 85°C.
- What package options are available for the TMS320VC5509A?
The DSP is available in 144-terminal LQFP and 179-terminal MicroStar BGA packages.
