Overview
The TMS320DM8165ACYG2, produced by Texas Instruments, is a highly integrated and programmable platform leveraging TI's DaVinci technology. This device is part of the DM816x DaVinci video processors family, designed to meet the processing needs of various demanding HD video applications. It combines an ARM Cortex-A8 RISC CPU, a TI C674x VLIW floating-point DSP core, and up to three high-definition video and imaging coprocessors (HDVICP2). This integration enables robust operating systems support, rich user interfaces, and high processing performance, making it ideal for original-equipment manufacturers (OEMs) and original-design manufacturers (ODMs) to quickly bring to market advanced video processing devices.
Key Specifications
| Specification | Value |
|---|---|
| Processor | ARM Cortex-A8 RISC CPU, TI C674x VLIW floating-point DSP core |
| Clock Rate | Up to 1.20 GHz (ARM), up to 1 GHz (DSP) |
| Performance | Up to 8000 MIPS and 6000 MFLOPS |
| Cache Memory | 32-KB Instruction and Data Caches, 256-KB L2 Cache |
| On-Chip RAM | 1.5 MB |
| Non-Volatile Memory | 48 KB of Boot ROM |
| Operating Temperature | 0°C ~ 95°C (TJ) |
| Voltage | Core: 1.00V, I/O: 1.5V, 1.8V, 3.3V |
| Memory Interface | Supports up to DDR2-800 and DDR3-1600, up to 2GB of total address space |
| Peripheral Interfaces | SATA 3.0 Gbps, USB 2.0, Ethernet MACs, SPI, I2C, McBSP, etc. |
Key Features
- High-Performance DaVinci Digital Media Processors
- ARM Cortex-A8 RISC Processor with NEON extension and ARMv7 Architecture
- TMS320C674x Floating-Point VLIW DSP core with 64 general-purpose registers and six ALU functional units
- Up to three programmable high-definition video and imaging coprocessors (HDVICP2) for H.264, MPEG-2, VC-1, MPEG-4 SP and ASP encode, decode, transcode operations
- SGX530 3D graphics engine (available only on the TMS320DM8168 device)
- Dynamic Memory Manager (DMM) and System Memory Management Unit (System MMU)
- Enhanced Direct-Memory-Access (EDMA) Controller with 64 independent DMA channels and 8 Quick DMA (QDMA) channels
- Multiple serial interfaces including SATA, USB, Ethernet, SPI, I2C, and McBSP
- SmartReflex Technology (Level 2) for power management and Via Channel technology for reduced PCB costs
Applications
- Video encode, decode, transcode, and transrate operations
- Video security and surveillance systems
- Video conferencing and collaboration tools
- Video infrastructure and media servers
- Digital signage and display systems
- High-definition video processing in various consumer and industrial devices
Q & A
- What is the primary function of the TMS320DM8165?
The TMS320DM8165 is designed for high-performance video processing, including encode, decode, transcode, and transrate operations, as well as other video-related applications.
- What processors are integrated into the TMS320DM8165?
The device includes an ARM Cortex-A8 RISC CPU and a TI C674x VLIW floating-point DSP core.
- What is the clock rate of the ARM and DSP processors?
The ARM processor can operate up to 1.20 GHz, and the DSP core can operate up to 1 GHz.
- What type of memory does the TMS320DM8165 support?
The device supports up to DDR2-800 and DDR3-1600 memory, with a total address space of up to 2GB.
- What are the key features of the HDVICP2 coprocessors?
The HDVICP2 coprocessors can perform single 1080p60 H.264 encode or decode, as well as multiple lower resolution or frame rate encodes and decodes, and support multichannel HD-to-HD or HD-to-SD transcoding and multicoding.
- Does the TMS320DM8165 support 3D graphics?
The SGX530 3D graphics engine is available only on the TMS320DM8168 device, not on the TMS320DM8165.
- What are the operating temperature and voltage ranges for the TMS320DM8165?
The operating temperature range is 0°C ~ 95°C (TJ), and the voltage ranges include core voltage at 1.00V and I/O voltages at 1.5V, 1.8V, and 3.3V.
- What peripheral interfaces are available on the TMS320DM8165?
The device includes SATA 3.0 Gbps, USB 2.0, Ethernet MACs, SPI, I2C, McBSP, and other serial interfaces.
- What is the purpose of the SmartReflex Technology and Via Channel technology in the TMS320DM8165?
SmartReflex Technology (Level 2) is for power management, and Via Channel technology reduces PCB costs by allowing the use of 0.8-mm pitch PCB feature sizes.
- What development tools are available for the TMS320DM8165?
The device has a complete set of development tools, including C compilers, a DSP assembly optimizer, and a Microsoft Windows debugger interface.
