Overview
The TMS320DM6467, also known as the DM6467, is a high-performance Digital Media System-on-Chip (DMSoC) developed by Texas Instruments. This chip leverages TI's DaVinci™ technology to address the 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 OEMs and ODMs to quickly develop devices with robust operating systems support, rich user interfaces, high processing performance, and long battery life.
Key Specifications
| Parameter | Specification |
|---|---|
| Clock Rate (DSP) | 594 MHz or 729 MHz |
| Clock Rate (ARM) | 297 MHz or 364.5 MHz |
| L1 Program RAM/Cache (DSP) | 32 KB |
| L1 Data RAM/Cache (DSP) | 32 KB (2-way set-associative) |
| L2 Unified Mapped RAM/Cache | 128 KB (flexible RAM/cache allocation) |
| ARM Instruction and Data Caches | 16 KB instruction cache, 8 KB data cache (four-way associative) |
| On-Chip Memory | 248 KB RAM, 8 KB ROM |
| External Memory Interfaces | DDR2 SDRAM, asynchronous EMIF (EMIFA) |
| Peripheral Interfaces | UART/IrDA/CIR, SPI, I2C, McASP, PCI, USB 2.0, Ethernet MAC |
| Operating Voltage | 1.2 V / 1.05 V internal, 3.3 V / 1.8 V I/O |
| Operating Temperature Range | 0°C to 85°C |
Key Features
- Dual-core architecture with TMS320C64x+ DSP core and ARM926EJ-S core
- High-performance DSP with up to 5832 MIPS at 729 MHz
- Advanced multimedia processing capabilities
- Integrated peripherals for flexible I/O connectivity, including UART/IrDA/CIR, SPI, I2C, McASP, PCI, and USB 2.0
- 10/100/1000 Mb/s Ethernet MAC with MDIO module
- Two multichannel audio serial ports (McASPs)
- Two 64-bit general-purpose timers and one 64-bit watchdog timer
- Configurable video port and ATA/ATAPI-6 interface
- Low-power consumption for embedded systems
Applications
- Digital media and embedded video processing
- High-definition video conferencing systems
- Medical imaging and surveillance equipment
- Networked media encode and decode
- Video infrastructure and video imaging
Q & A
- What is the TMS320DM6467?
The TMS320DM6467 is a high-performance Digital Media System-on-Chip (DMSoC) developed 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 DSP and ARM cores?
The DSP core operates at 594 MHz or 729 MHz, while the ARM core operates at 297 MHz or 364.5 MHz.
- What is the memory architecture of the DM6467?
The DM6467 includes 32 KB L1 program and data RAM/cache for the DSP, 128 KB L2 unified mapped RAM/cache, and separate instruction and data caches for the ARM core.
- What peripheral interfaces are available on the DM6467?
The chip includes UART/IrDA/CIR, SPI, I2C, McASP, PCI, USB 2.0, and Ethernet MAC interfaces.
- What are the operating voltage and temperature ranges for the DM6467?
The chip operates with internal voltages of 1.2 V / 1.05 V and I/O voltages of 3.3 V / 1.8 V, within a temperature range of 0°C to 85°C.
- What are some typical applications of the DM6467?
Typical applications include digital media and embedded video processing, high-definition video conferencing, medical imaging, and surveillance equipment.
- Does the DM6467 support high-definition video processing?
- What is the significance of the dual-core architecture in the DM6467?
The dual-core architecture combines the benefits of DSP and RISC technologies, enabling high-performance processing and efficient system design.
- Is the DM6467 compatible with various software development tools?
- What is the current lifecycle status of the DM6467?
The DM6467 is currently marked as obsolete, with potential replacements or upgrades available.
