Overview
The TMS320DM6467, also known as the DM6467, is a Digital Media System-on-Chip (DMSoC) developed by Texas Instruments. This chip leverages TI’s DaVinci™ technology 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 high-performance 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
| Specification | Details |
|---|---|
| Clock Rate | 594 MHz, 729 MHz (C64x+); 297 MHz, 364.5 MHz (ARM926EJ-S) |
| Memory Architecture | 32KB L1 Program (L1P)/Cache, 32KB L1 Data (L1D)/Cache, 128KB Unified Mapped RAM/Cache (L2) |
| External Memory Interfaces | DDR2 SDRAM (297-/310.5-MHz), Asynchronous EMIF (EMIFA) |
| Peripherals | Three UART/IrDA/CIR Modules, One SPI with Two Chip-Selects, Master/Slave I2C Bus, Two McASPs, 10/100/1000 Ethernet MAC, USB 2.0 Host/Device |
| Timers | Two 64-Bit General-Purpose Timers (each configurable as two 32-bit timers), One 64-Bit Watchdog Timer |
| GPIO | Up to 33 General-Purpose I/O (GPIO) Pins (multiplexed with other device functions) |
| Power and Voltage | 1.05-V and 1.2-V Adaptive Core Voltage, 3.3-V and 1.8-V I/O |
| Packaging | 529-Pin Pb-Free BGA Package (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 Core: Eight highly independent functional units, including two multipliers and six arithmetic logic units (ALUs), supporting advanced VLIW architecture.
- Memory and Cache: Two-level cache-based architecture with L1 and L2 caches, and on-chip memory including RAM and ROM.
- Peripheral Set: Includes configurable video port, Ethernet MAC, VLYNQ interface, I2C Bus, McASPs, SPI, UARTs, PWM peripherals, ATA/ATAPI interface, and more.
- Power Management: Individual power-saving modes for ARM/DSP, SmartReflex technology, and adaptive core voltage.
- Interface Support: Conforms to PCI Specification 2.3, USB 2.0, and supports various other interfaces like GPIO, HPI, and JTAG.
Applications
- Video Encode/Decode/Transcode/Transrate: Suitable for video processing in various embedded devices.
- Digital Media: Ideal for networked media encode and decode, digital media processing, and rich user interfaces.
- Video Imaging: Supports advanced video and imaging applications with its high-performance DSP core).
- Video Infrastructure and Conferencing: Used in video infrastructure and video conferencing systems due to its robust media processing capabilities).
Q & A
- What is the TMS320DM6467?
The TMS320DM6467 is a Digital Media System-on-Chip (DMSoC) developed by Texas Instruments, leveraging DaVinci™ technology for networked media processing.
- What are the key components of the TMS320DM6467?
The chip features a TMS320C64x+ DSP core and an ARM926EJ-S core, along with various peripherals and interfaces).
- What are the clock rates of the TMS320DM6467?
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 TMS320DM6467 have?
The chip has a two-level cache-based architecture with L1 and L2 caches, and on-chip memory including RAM and ROM).
- What peripherals are included in the TMS320DM6467?
The chip includes peripherals such as UARTs, SPI, I2C Bus, McASPs, Ethernet MAC, USB 2.0, and more).
- What are the power management features of the TMS320DM6467?
The chip features individual power-saving modes for ARM/DSP, SmartReflex technology, and adaptive core voltage).
- What are the typical applications of the TMS320DM6467?
The chip is suitable for video encode/decode, digital media processing, video imaging, and video infrastructure and conferencing).
- Is the TMS320DM6467 still in production?
No, the TMS320DM6467 is no longer in production and is marked as obsolete. New designs should consider an alternate product).
- What is the packaging of the TMS320DM6467?
The chip is packaged in a 529-Pin Pb-Free BGA Package (CUT Suffix) with a 0.8-mm ball pitch).
- Does the TMS320DM6467 support USB and Ethernet interfaces?
Yes, the chip supports USB 2.0 and 10/100/1000 Ethernet MAC with various interface options).
