Overview
The TMS320DM6467, produced by Texas Instruments, is a high-performance Digital Media System-on-Chip (DMSoC) that leverages TI’s DaVinci™ technology. This SoC is designed to meet the networked media encode and decode digital media processing needs of next-generation embedded devices. The DM6467 features a dual-core architecture, combining a TMS320C64x+ DSP core and an ARM926EJ-S core, providing the benefits of both DSP and Reduced Instruction Set Computer (RISC) technologies. This architecture enables robust operating system support, rich user interfaces, high processing performance, and long battery life.
Key Specifications
| Feature | Specification |
|---|---|
| C64x+ Clock Rate | 594 MHz, 729 MHz |
| ARM926EJ-S Clock Rate | 297 MHz, 364.5 MHz |
| L1P Program RAM/Cache | 32K-Byte (Direct Mapped) |
| L1D Data RAM/Cache | 32K-Byte (2-Way Set-Associative) |
| L2 Unified Mapped RAM/Cache | 128K-Byte (Flexible RAM/Cache Allocation) |
| DDR2 Memory Controller | 297 MHz, 310.5 MHz (16/32-bit bus width) |
| Asynchronous EMIF (EMIFA) | 8/16-bit bus width (NOR, NAND) |
| EDMA | 64 independent channels, 8 QDMA channels |
| Timers | 2 x 64-Bit General Purpose (each configurable as 2 separate 32-bit timers), 1 x 64-Bit Watchdog |
| UART | 3 (with SIR, MIR, CIR support and RTS/CTS flow control) |
| SPI | 1 (supports 2 slave devices) |
| I2C | 1 (Master/Slave) |
| McASP | 2 (one transmit/receive with 4 serializers, one DIT transmit only with 1 serializer for S/PDIF output) |
| Ethernet MAC | 10/100/1000 Mb/s with MII/GMII Interface |
| USB 2.0 | High-, Full-, and Low-Speed Host |
| Package | 529-pin Pb-Free BGA (CUT Suffix), 0.8-mm Ball Pitch |
Key Features
- Dual-Core Architecture: Combines a TMS320C64x+ DSP core and an ARM926EJ-S core for high-performance digital media processing.
- High-Performance DSP: C64x+ DSP core with 594 MHz or 729 MHz clock rates, supporting up to 4752 MMACS.
- ARM Core: ARM926EJ-S core with 297 MHz or 364.5 MHz clock rates, supporting 32-bit and 16-bit instruction sets.
- Memory Architecture: Includes 32K-Byte L1P and L1D caches, and 128K-Byte L2 unified mapped RAM/cache.
- Peripheral Set: Features configurable video port, 10/100/1000 Mb/s Ethernet MAC, multichannel audio serial ports (McASP), SPI, I2C, UARTs, and more.
- External Memory Interfaces: Supports DDR2 SDRAM, asynchronous EMIF (EMIFA), and other memory types.
- Power Management: Individual power-saving modes for ARM/DSP, and flexible PLL clock generators.
- Debugging and Development: EmbeddedICE-RT™ logic for real-time debug, and Embedded Trace Buffer™ (ETB11™) for ARM9 debug.
Applications
- Video Encode/Decode/Transcode/Transrate: Suitable for video processing in various embedded devices.
- Digital Media: Ideal for networked media encode and decode applications.
- Video Imaging: Used in video imaging and processing tasks.
- Video Infrastructure: Supports video infrastructure applications such as video conferencing.
- Networked Media: Enables robust networked media solutions.
Q & A
- What is the TMS320DM6467?
The TMS320DM6467 is a Digital Media System-on-Chip (DMSoC) produced by Texas Instruments, featuring a dual-core architecture with a TMS320C64x+ DSP core and an ARM926EJ-S core.
- What are the clock rates of the C64x+ DSP core and ARM926EJ-S core?
The C64x+ DSP core operates at 594 MHz or 729 MHz, while the ARM926EJ-S core operates at 297 MHz or 364.5 MHz.
- What type of memory architecture does the DM6467 have?
The DM6467 features a two-level cache-based architecture with 32K-Byte L1P and L1D caches, and a 128K-Byte L2 unified mapped RAM/cache.
- What external memory interfaces does the DM6467 support?
The DM6467 supports DDR2 SDRAM, asynchronous EMIF (EMIFA), and other memory types.
- What are some of the key peripherals included in the DM6467?
The DM6467 includes peripherals such as a configurable video port, 10/100/1000 Mb/s Ethernet MAC, multichannel audio serial ports (McASP), SPI, I2C, UARTs, and more.
- Does the DM6467 support power-saving modes?
Yes, the DM6467 has individual power-saving modes for the ARM and DSP cores, as well as flexible PLL clock generators.
- What debugging tools are available for the DM6467?
The DM6467 features EmbeddedICE-RT™ logic for real-time debug and Embedded Trace Buffer™ (ETB11™) for ARM9 debug.
- What are some common applications of the DM6467?
The DM6467 is commonly used in video encode/decode/transcode/transrate, digital media, video imaging, video infrastructure, and networked media applications.
- What is the package type of the DM6467?
The DM6467 is available in a 529-pin Pb-Free BGA package (CUT Suffix) with a 0.8-mm ball pitch.
- Does the DM6467 support USB interfaces?
Yes, the DM6467 includes a USB 2.0 interface supporting high-, full-, and low-speed modes.
